Ankle/Foot/Calf (49 e-Posters)
Achilles Tendon Tissue Turnover Prior to and Immediately After Acute Rupture in Humans Kristoffer W. Barfod, MD, PhD, Prof. DENMARK
Autologous Bone Grafting With Periosteum Transfer For Treatment Of Large Talar Osteochondral Defects Dimitrios Nikolopoulos, PhD GREECE
Incidence of Acute Achilles Repair Surgeries in the Peri-Pandemic COVID Era: And Parallels to the Current 2021-22 NFL Season James J. Butler, MB, BCh UNITED STATES
Accuracy of Radiographic Techniques to Identify the True Calcaneofibular Ligament Insertion for Lateral Ankle Ligament Reconstruction Benjamin Murray, DO UNITED STATES
Open versus Percutaneous Techniques and Time to Surgery for Achilles Rupture Repairs Kenneth J. Hunt, MD UNITED STATES
Prospective Study of Jones Fractures Screening Hiroaki Seto, MD, PhD JAPAN
Favorable Outcomes Following Extracorporeal Shockwave Therapy for Chronic Non-Insertional Achilles Tendinopathy compared to Insertional Achilles Tendinopathy: A Retrospective Review James J. Butler, MB, BCh UNITED STATES
Total Ankle Arthroplasty With and Without Tibial Stem: Exploring Differences in Post-Operative Migration and Beta Angles S. Ali Ghasemi, MD UNITED STATES
Arthroscopic Technique Yields Better Outcomes Than Open Technique For Subtalar Arthrodesis-A Systematic Review Silvampatti Ramasamy Sundararajan, MS(Orth) INDIA
Risk Factor Of Fifth Metatarsal Stress Fractures In 81 Soccer Players : Retrospective Cohort Study Hiroki Ukita, MD JAPAN
Determining the Minimum Clinically Important Difference of Outcomes Following Lower Extremity Orthopedic Procedures Kenneth J. Hunt, MD UNITED STATES
All-Inside Endoscopic Anatomic Reconstruction Leads To Satisfactory Functional Outcomes In Patients With Chronic Ankle Instability Christel Charpail, MD FRANCE
A Prospective Study to Evaluate The Results Of Endoscopic Management For Haglund’s Syndrome Using 3 Portal Technique Vinod Kumar, MBBS, MS, DNB, MNAMS INDIA
Sex Differences in Biomechanical Properties of the Achilles Tendon May Predispose Men to Higher Risk of Injury Hayden Hartman, BS UNITED STATES
Clinical and Biomechanical Results of Suture Button Fixation for Treatment of Ligamentous Lisfranc Injury: A Systematic Review and Meta-Analysis Billy Insup Kim, MD UNITED STATES
Relationship Between Lateral Ankle Laxity and Generalized Joint Laxity in Subjects with Healthy Ankles Takuji Yokoe, MD, PhD JAPAN
Screw Fixation for Athlete’s Fifth Metatarsal Stress Fracture (Jones fracture) Yuto Nakamura, MD JAPAN
Prognostic Factors Affecting Osteochondral Allograft Transplantation for Treatment of Osteochondral Lesions of the Talus S. Ali Ghasemi, MD UNITED STATES
Return to Sport and Daily Activities After Modification of the Broström Procedure in Patients with Chronic Lateral Ankle Instability: Utilizing One Internal Brace for Augmentation of Both the ATFL and CFL Benjamin Murray, DO UNITED STATES
The Frequency and Severity of Complications in Surgical Treatment of Osteochondral Lesions of the Talus: A Systematic Review and Meta-Analysis of 6,962 Lesions Julian Hollander, BSc NETHERLANDS
A Review of Medial Subtalar Dislocation Caused by Low Energy Trauma Sushant Kishor, MBBS, D.ORTHO INDIA
Good Short Term Outcomes With Percutaneous Fixation of Comminuted Displaced Intra-Articular Calcaneal Fractures Jessica Thor, MBBS SINGAPORE
Does Scaffold Augmentation Improve Microfractures Patient-Reported Outcomes?: A Systematic Review Guttu T. Maskalo, MS UNITED STATES
Minutes Per Game and Usage Rate Associated with Time Loss after Ankle Injury: A Characterization of Foot and Ankle Injuries and Associated Risk Factors in National Basketball Association Athletes Sailesh Vardhan Tummala, MD UNITED STATES
Ankle Distraction Arthroplasty: A Survivorship Review and Meta-Analysis S. Ali Ghasemi, MD UNITED STATES
Clinical outcomes of foot and ankle fractures treated with a new type ff u-HA/PLLA bone screw Shinji Imade, MD, PhD JAPAN
Arthroscopic treatment of the early stages of the First Metatarsophalangeal Joint Results in Good Clinical Outcomes and Pain Relief in Two Years of Follow-Up Urszula E. Zdanowicz, MD POLAND
Transplantation Of Parathyroid Hormone–Treated Achilles Tendon Promotes Meniscal Regeneration in a Rat Meniscal Defect Model Kazuya Nishino, MD JAPAN
Outcomes Following Broström Repair with InternalBrace Ligament Augmentation vs. Broström Repair Alone for the Treatment of Anterior Talofibular Ligament Injury of the Lateral Ankle Grant J. Dornan, MS UNITED STATES
Return to Play Following Lateral Ankle Ligament Repair: A Systematic Review Matthew Civilette, MD UNITED STATES
A Systematic Review of Extracorporeal Shock Wave Therapy For Insertional and Non-Insertional Achilles Tendinopathy James J. Butler, MB, BCh UNITED STATES
Acute Achilles Tendon Rupture. Evaluation Of Practices and Outcomes Following a Large Multicenter Retrospective And Prospective Study Christel Charpail, MD FRANCE
Outcome of Modified Mini-Open Brostrom Gould Ankle Surgery on Chronic Ankle Instability Mark Chan SINGAPORE
Treatment of Acute Achilles Tendon Ruptures: A Systematic Review of Overlapping Meta-Analyses James J. Butler, MB, BCh UNITED STATES
Donor Site Morbidity of Distal Stump Suturing of Peroneus Longus to Peroneus Brevis Compared to Without Suturing for ACL Reconstruction – A Randomized Controlled Trials Andri M. Lubis, Prof, MD, PhD INDONESIA
Preoperative Resilience Among Patients Undergoing Sports, Trauma, and Reconstructive Surgery Kenneth J. Hunt, MD UNITED STATES
Endoscopic Flexor Hallucis Longus Tendon Transfer As a Treatment Modality In Acute Achilles Tendon Rupture. A Case Series With A Minimum of 6 Months of Follow-Up Michail Kotsapas, MD, MSc GREECE
Risks Associated with Posterior Ankle Hindfoot Arthroscopy Complications Aly Fayed, MD, M.SC. UNITED STATES
U.S. Rugby-7s Men's and Women's Ankle Injury Incidence and Mechanism: A 7-Year Comparison Kiera Guyor Borthwick, BS, MD (2026) UNITED STATES
Cortices of Fibula and Tibia Can Provide Landmarks for Accurate Syndesmotic Fixation Angle: Computed Tomography Validation of Angle Bisector Method Bedri Karaismailoglu, MD, FEBOT, Assoc. Prof., PhD(c) TURKEY
Can Full Thickness Peroneus Longus Graft Be Used For ACL Reconstruction ? – A 3 Year Prospective Study With Isokinetic Testing of and Functional Outcomes of Ankle Arumugam Sivaraman, MS(Orth), AB(IM)(USA), FRCS(Glasg) INDIA
Prevention Of Ankle Sprains In Sport: A Systematic Literature Review Yonatan Kaplan, PhD, MSc(Med), BSc(Physio) MAPA ISRAEL
Barefoot Running: What The Sports Physician Needs To Know Yonatan Kaplan, PhD, MSc(Med), BSc(Physio) MAPA ISRAEL
The Axial Rotation Between The Femoral Neck And Ankle Joint Influences The Kinematics In Normal Knees Kenichi Kono, MD JAPAN
Viability and Outcomes of Osteochondral Lesions of the Talar Dome Using a One-Single Stage Autologous Matrix Combining PRGF + Chondral Chips. Our Technique And Experience David Barastegui, MD, PhD, MSc SPAIN
Efficacy of PRP and Steroid Injection in Treatment of Chronic Plantar Fascitis - A Prospective Double Blind Study Prasad Soraganvi, MBBS, MS, DNB, MRCS, SICOT-dip INDIA
Posterior Ankle Impingement: It Is Not All About the Os Trigonum Aly Fayed, MD, M.SC. UNITED STATES
4% Annual Revision Rate in Ankle Distraction for Ankle Osteoarthritis: A Systematic Review and Meta-Analysis Julian Hollander, BSc NETHERLANDS
Ankle Pain Is Aggravated Following Medial Opening-Wedge High Tibial Osteotomy In Patients With Concurrent Ankle Osteoarthritis Keun Young Choi, MD KOREA, REPUBLIC OF

Biologics (17 e-Posters)
Newly Formulated Trehalose-Hyaluronic Acid Provides Longer-Lasting Effect Than Standard Hyaluronate Therapies. Evidence From A Double-Blinded Prospective Randomized Study Of Knee Osteoarthritis Katarzyna Herman, MD POLAND
Clinical and Functional Outcomes Following Platelet Rich Plasma In the Management Of Knee Osteoarthritis: A Case Series In A Tertiary Care Hospitai Muhammad Zohaib Nawaz Khan, FCPS orthopedics PAKISTAN
Effectiveness Of Microfragmented Adipose Tissue Injection In the Treatment Of Rotator Cuff Tendinopathy: 1-Year Follow-Up Ronald B. Barreto, PhD BRAZIL
Updated Protocols to Enhance the Regenerative Capacity of Bone Marrow E Jeffrey Donner, MD UNITED STATES
Worldwide Trends and Diffusion of Adipose Tissue Derivates Applications In Orthopaedics: A Systematic Review Pietro S. Randelli, MD, Prof. ITALY
A Prospective Observational Study of Functional Outcome of Arthroscopic Debridement, Microfracturing and Leucocyte Poor Platelet Rich Plasma Injection for Patients With Grade IV Osteochondral Defect in Rural Population Umesha Chowdaiah, MBBS, D.Ortho, DNB (Ortho) INDIA
Commonly Used Orthopaedic Clinical Therapeutics Affect the Cytokine Activity of Culture-Expanded Mesenchymal Stem Cells Jacob Giovanni Calcei, MD UNITED STATES
Injectable Orthobiologics in Professional Football (Soccer) Players: A Systematic Review Theodorakys Marín Fermín, MD VENEZUELA
The Availability and Price of Orthobiologic Injections in the Chicagoland Area: A Market Assessment Study Zeeshan Khan, BA UNITED STATES
Patient Knowledge of and Willingness to Pay for Platelet-Rich Plasma Injections: A Prospective Survey Study on Orthopedic Sports Medicine Patients Justin Tiao, BS UNITED STATES
Effect of Pre-Operative Intra-Articular Injections on Return to Sport, and Clinical Outcomes Following Osteochondral Allograft Transplantation of the Knee Jairo Triana, BS UNITED STATES
Mesenchymal Stromal Cell Exosomes Enhance Primary Repair Of Rabbit Anterior Cruciate Ligament Gin Way Law, MBBS, MRCS SINGAPORE
Subchondroplasty With Platelet Rich Plasma, Alternative for Chondral Injuries In The Knee Alex Dante Antezana Arzabe, MD BOLIVIA
Complications Following Bone Marrow Aspirate Concentrate Injections In Orthopaedics: A Systematic Review Matthew Salzler, MD UNITED STATES
Microfragmentation for Processing Stem Cells from Adipose Tissue Is Promising When Compared to Enzymatic Digestion for the Treatment Of Osteoarthritis Jasmin Bagge, DVM, PhD, PhD DENMARK
Injectable Bioactive Glass/Sodium Alginate Hydrogel With Immunomodulatory And Angiogenic Properties For Enhanced Tendon Healing Hongtao Xu, MD, PhD CHINA
Core Decompression Augmented with Autologous Bone Marrow Aspiration for Early Avascular Necrosis of the Femoral Head - Single Hole Techniques Dhiren Bassi, MS(Orth) INDIA

Elbow/Wrist/Hand (15 e-Posters)
Medial Ulnar Collateral Ligament Reconstruction and Repair in the United States: Utilization, Reimbursement, and Concomitant Ulnar Nerve Procedures from 2010-2019 Jacob D Mikula, MD UNITED STATES
Surgical Treatment Of Gunshot Wounds Dmitriy Nosivets, MD, PhD. Prof UKRAINE
The Differences of the Injuries Between Male and Female Young Baseball Players Yoshihiro Kotoura, MD, PhD JAPAN
The Role of Patient Demographics and Diagnostic Testing in the Surgical Decision Making for Treatment of Mild and Moderate Cubital Tunnel Syndrome Ikenna Onyekwere, BS UNITED STATES
Hypermobility of Ulnar Nerve Does Not Affect Throwing Performance Masahito Yoshida, MD, PhD JAPAN
Automated Detection of Traumatic Hand Fractures on Plain Radiographs Using a Deep Learning Model Logan Nye, MD UNITED STATES
Ulnar Collateral Ligament Injury History and College Pitcher Fastball Profiles: A Retrospective Observational Live Pitching Analysis John Nyland, EdD, DPT UNITED STATES
Surgical Outcomes for Arthroscopic Olecranon Bursectomy in the Treatment of Recalcitrant Olecranon Bursitis Patrick Wakefield Joyner, MD, MS UNITED STATES
MRI Findings of Elbow UCL Tears in Baseball Players after Platelet-Rich Plasma (PRP) Therapy Shin Yamada, MD JAPAN
Improvement Of Force Control After Platelet-Rich Plasma Injections Among Patients With Lateral Epicondylitis Yueh Chen, PhD. TAIWAN
Acute Versus Chronic Repair for Distal Biceps Tendon Ruptures: A Systematic Review and Meta-Analysis Rachel E Cherelstein, BS UNITED STATES
Clinical Results Of Treatment Of Distal Humerus Fractures Dmitriy Nosivets, MD, PhD. Prof UKRAINE
Epidemiology and Risk Factors For Traumatic Dog Walking-Related Injuries: A 20-Year Retrospective Analysis of Adults Treated at Emergency Departments Piotr Lukasiewicz, MD, PhD POLAND
Arthroscopic Osteocapsular Arthroplasty With Miniopen Ulnar Nerve Decompression for Elbow Osteoarthritis Jun-Gyu Moon, MD, PhD, Prof. KOREA, REPUBLIC OF
Observational Study of Functional Outcome of Leukocyte Rich Platelet Rich Plasma Therapy for Lateral Epicondylitis of The Elbow (Tennis Elbow) Umesha Chowdaiah, MBBS, D.Ortho, DNB (Ortho) INDIA

Hip/Groin/Thigh (64 e-Posters)
Outcomes between Individuals with Anterior/Anterolateral and Lateral Cam Lesions who underwent Hip Arthroscopy for FAI with a Minimum 5 year Follow-Up Michael Buldo-Licciardi, BS UNITED STATES
Trends in Non-Operative Management of Low-Impact Pelvic Fracture Using the Nationwide Inpatient Sample Database from 2011 to 2018 Alexander Rashad Farid, BA UNITED STATES
Relationship Between Joint Hypermobility and Outcomes at 2 Years Following Hip Arthroscopy for Femoroacetabular Impingement Marc J. Philippon, MD UNITED STATES
Return to Soccer in Competitive Soccer Players Undergoing Hip Arthroscopy for Femoroacetabular Impingement Niv Marom, MD ISRAEL
Patients With Hypoplastic Labra Experienced Increased Rates of Arthroscopic Revision at 5-Year Follow-up Zachary I Li, BA UNITED STATES
The Fate of the Unoperated Symptomatic Hip Patrick Carton, MD FRCS(Orth) FFSEM IRELAND
A Study Of Post-Operative Hemiarthroplasty Dislocations In Neck Of Femur Fracture Patients at A District General Hospital Aashish Raghu, MBBS, MS, MRCS, FRCS (Tr & Orth) UNITED KINGDOM
Effective Management Options for Treatment Of Microsinstability of the Hip: A Scoping Review Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Modern Day Learning Curve- Comparing First 300 Direct Anterior to Concomitant Mini-Posterior THAS Alexander P. Sah, MD UNITED STATES
Mid to Long-Term Outcomes And Survivorship of Athletes Undergoing Primary Hip Arthroscopy: A Systematic Review Stephen M. Gillinov, AB UNITED STATES
Preoperative Opioid Use is Associated with Worse Baseline Measures in Hip Arthroscopy Patients Michael Rocca, MD UNITED STATES
The Radiographic Fear Index Is a Useful Diagnostic Tool In Patients Undergoing Hip Preservation Surgery: A Systematic Review Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Minimum Five-Year Outcomes of Staged Bilateral Hip Arthroscopy For Femoroacetabular Impingement Syndrome: A Propensity- Matched Study With Sub-Analysis On the Time Interval Impact Between Procedures Benjamin G. Domb, MD UNITED STATES
Hip Arthroscopy: Risk Factors and Rate of Conversion to Total Hip Arthroplasty within 2 years after Hip Arthroscopy Utilizing a Large National Cohort of Commercially Insured Patients Justin Tiao, BS UNITED STATES
Outcomes Of Concomitant Hip Arthroscopy And Periacetabular Osteotomy: A Systematic Review Stephen M. Gillinov, AB UNITED STATES
Puncture Capsulotomy for Hip Arthroscopy: A Report of Two-Year Functional Outcomes Kaveh A. Torabian, MS UNITED STATES
To Determine if Femoroacetabular Impingement (FAI) Syndrome Interferes with Sexual Relations and to Evaluate the Change in Hip Symptoms Experienced During Intercourse Following Operative Management Nicole Danielle Rynecki, MD UNITED STATES
Arthroscopic Bone Grafting of Deep Acetabular Cysts: A Retrospective Case Series Matthew J. Kraeutler, MD UNITED STATES
Anterior THA Learning Curve In 2022- Comparison Of First 50 DAA THAs After Graduating Fellowhip Compared to an Experienced Surgeon Alexander P. Sah, MD UNITED STATES
Spin in Meta-Analyses and Systematic Reviews: Hip Labrum Reconstruction Meng-Yung Michael Ong, BS UNITED STATES
Hip Arthroscopy Improves Outcomes with Moderate Conversion To Total Hip Arthroplasty Rates In Patients Aged 50 Years or Older: A Systematic Review Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Effect Of Covid-19 Cancelled Elective Surgeries on Outcomes of Hip Arthroscopy: A Matched-Cohort Study Alex Chang, BS UNITED STATES
Gender Differences in Prevalence, Outcomes, and Complications of Hip Arthroscopy for Femoroacetabular Impingement: A Systematic Review and Meta-Analysis Vehniah K. Tjong, MD, FRCSC UNITED STATES
Unexpected Positive Cultures in Hip and Knee Periprosthetic Fractures Taher Abdelrahman, MBChB, MRCS, MSc, FRCS Tr&Orth UNITED KINGDOM
Current Trends In The Use Of Postless Hip Arthroscopy: A Survey Of The International Society For Hip Arthroscopy Membership Matthew J. Kraeutler, MD UNITED STATES
The Hip-Spine Syndrome: A Systematic Review of Outcomes After Primary Hip Arthroscopy with Concomitant Low Back Pathology Stephen M. Gillinov, AB UNITED STATES
Patients with Low-Grade Lumbosacral Transitional Vertebrae Demonstrate No Difference in Achievement of Clinical Thresholds Following Primary Hip Arthroscopy for Femoroacetabular Impingement Syndrome Zachary I Li, BA UNITED STATES
Return to Long Distance Running After Hip Arthroscopy for Femoroacetabular Impingement Niv Marom, MD ISRAEL
Proximal Rectus Femoris Ruptures in Soccer Players Pedro Alvarez-Diaz, MD, PhD, Prof. SPAIN
Tibial Derotation Osteotomies are Effective in Improving Hip Pain and Function Fransiska Dhyana Guerreiro , MBBS, MSc, MRCS UNITED KINGDOM
Do Concomitant Chondral Procedures Impact Patient Outcomes Following Arthroscopic Treatment of Femoroacetabular Impingement In Patients With Large Cartilage Lesions? Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
Early Periprosthetic Femur Fractures are Associated with Higher Incidence of Periprosthetic Joint Infection and Reoperation Compared to Late Fractures Nikhil Vasireddi, MHA UNITED STATES
Are There Sex-Based Differences in Outcomes After Hip Arthroscopy? A Systematic Review Parth Lodhia, MD, FRCSC CANADA
Comparison of Preoperative Magnetic Resonance Imaging vs Intraoperative Labral Height in Revision Hip Arthroscopy Marc J. Philippon, MD UNITED STATES
Determining Clinically Meaningful Thresholds for the Hip Outcome Score Sport Specific Subscale in Athletes Undergoing Primary Hip Arthroscopy for Femoroacetabular Impingement Syndrome Benjamin G. Domb, MD UNITED STATES
Analysis of Hip Arthroscopy Procedure Volume and Reimbursement from 2011 to 2019 Joseph C. Brinkman, MD UNITED STATES
Patients Who Underwent Primary Hip Arthroscopy for Femoroacetabular Impingement with Acetabular Microfracture Show 77% Survivorship at 10-Year Follow-Up Benjamin G. Domb, MD UNITED STATES
Failure to Improve PROMIS Global-10 Score After Hip Arthroscopy: A Multivariable Regression Analysis Sophia Madjarova, MS UNITED STATES
Minimum Five-Year Outcomes Following Primary Segmental Labral Reconstruction for Irreparable Labral Tears in the Hip with Hamstring with a Subanalysis Comparing Autograft vs. Allograft Benjamin G. Domb, MD UNITED STATES
Baseline Anxiety and Depression Is Not Associated with Worse Postoperative Function or Satisfaction After Hip Arthroscopy Andrew Tran, MD UNITED STATES
Capsulotomy and Repair Have Minimal Effects on Hip Joint Behavior During Simulated Activities of Daily Living Ryan M. Degen, MD, FRCSC CANADA
Complications Associated With Proximal Hamstring Tendon Repair: A Systematic Review Jonathan J Lawson UNITED STATES
Technical Note: Knotless Suture for Hip Capsule Closure Stephen M. Gillinov, AB UNITED STATES
Minimum Five-Year Outcomes of Simultaneous Bilateral Hip Arthroscopy for Femoroacetabular Impingement Matthew J. Kraeutler, MD UNITED STATES
Efficacy Of Multimodal Analgesia Following Hip Arthroscopy Ryan M. Degen, MD, FRCSC CANADA
Long-Term Outcomes and Survivorship Following Primary Hip Arthroscopy: A Systematic Review Stephen M. Gillinov, AB UNITED STATES
Increased Age is Associated with More Severe Hamstring Muscle Atrophy in Chronic Proximal Hamstring Ruptures Zachary I Li, BA UNITED STATES
Expectations for Return to Sport Before and After Hip Arthroscopy with Minimum 1-Year Follow-Up Michael Buldo-Licciardi, BS UNITED STATES
Does Duration Of Symptoms Affect Outcomes After Hip Arthroscopy: A Systematic Review Stephen M. Gillinov, AB UNITED STATES
Developing a New Calculator To Assess The Risk For Conversion To Hip Arthroplasty In Subjects Undergoing Arthroscopy For Femoroacetabular Impingement: The Har-Index Roberto Seijas-Vazquez, MD, PhD, Prof. SPAIN
Failure to Achieve Threshold Scores on Patient-Reported Outcome Measures within One Year Has a Predictive Risk of Subsequent Hip Surgery Within 5 Years of Primary Hip Arthroscopy Anil S. Ranawat, MD UNITED STATES
Joint Space Narrowing Versus to the Contralateral Side During Hip Arthroscopy: Indicator of Conversion to THA? Zachary Logan LaPorte, BA UNITED STATES
Sex Differences in Hip Range of Motion May Guide Sports Injury Prevention Programs: A Systematic Review and Meta-Analysis Mary K. Mulcahey, MD UNITED STATES
Periacetabular Osteotomy In The Athletic Middle-Aged Patient: An Outcomes Study On Patients Aged 45 Years And Older Matthew J. Kraeutler, MD UNITED STATES
How Much Hip Motion Occurs In 3 Degrees of Freedom During Activities of Daily Living? Alexander P. Sah, MD UNITED STATES
Hip Arthroscopy: Predictors of Ambulatory Surgery Center Utilization Justin Tiao, BS UNITED STATES
A Systematic Review Of Postless Arthroscopic Hip Preservation Techniques Matthew J. Kraeutler, MD UNITED STATES
Arthroscopic Labral Reconstruction Provides Comparable Mid-Term Clinical Outcomes with Labral Refixation. A Matched-Pair Controlled Study on Patients with Femoroacetabular Impingement Syndrome Hirotaka Nakashima, MD, PhD JAPAN
Patient Reported Outcomes Associated with “Completely Better” Status After Hip Arthroscopy Matthew Kolevar, MD UNITED STATES
Propensity-Matched Patients Undergoing Revision Hip Arthroscopy Over the Age of 40 Had Higher Risk of Conversion to Total Hip Arthroplasty Compared to Their Primary Counterparts Benjamin G. Domb, MD UNITED STATES
Medicaid Insurance Is Associated with More Complications and Emergency Department Visits but Equivalent Five-Year Secondary Surgery Rate after Primary Hip Arthroscopy Stephen M. Gillinov, AB UNITED STATES
Intraoperative Traction has a Negligible Time-Dependent Influence on Patient Reported Outcomes after Hip Arthroscopy: A Cohort Study Adit Rajesh Maniar, MBBS, MS Orthopaedics, DNB Orthopaedics INDIA
Patients with Associated Spine Or Other Major Joint Pain Have Equivalent Outcomes To Patients With Isolated Hip Pain After Hip Arthroscopy Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
Midterm Survivorship And Outcomes Of Adolescents Undergoing Primary Hip Arthroscopy: A Comparison Between Traumatic And Atraumatic Injuries Benjamin G. Domb, MD UNITED STATES

Knee - ACL (170 e-Posters)
Comparing Associated Injuries to ACL Lesion Between Female and Male Soccer Players, There are Differences? Epidemiological and Gender-Perspective Study of 1700 Soccer Players David Barastegui, MD, PhD, MSc SPAIN
Investigation of the Effect Of Anterior Cruciate Ligament Injury on the Axial Rotation of the Knee Joint Kenjiro Okimura JAPAN
Adhesion Between the Anterior Cruciate Ligament Grafts and the Transverse Ligament of the Menisci: An effect of Arthroscopic Release Masashi Kusano, MD, PhD JAPAN
The Blumensaat Line on Radiograph as an Accurate Predictor of Native ACL Length Patrick Wakefield Joyner, MD, MS UNITED STATES
Clinical Outcomes and Return to Sport After Quadriceps Tendon Autograft ACL Reconstruction: Comparison to Bone-Patellar Tendon-Bone Autograft at a Minimum 2-Year Follow-Up Danyal H. Nawabi, MD, FRCS(Orth) UNITED STATES
Anterior Cruciate Ligament Reconstruction Alongside Mesenchymal Stem Cells Implantation Improves Knee Function in a Long-Term Follow-Up Theofylaktos Kyriakidis, MD, MSc, PhD GREECE
Automated, Video-Based Analysis of Motion Patterns to Diagnose Anterior Cruciate Ligament Injuries in In-Game Video Footage Gergo B Merkely, MD, PhD UNITED STATES
Epidemiological, Clinical and Radiological Features of ACL Aplasia: A Review of the Literature Michele Dell’Orfano, MD ITALY
The Buried Knot Technique for All Inside Graft Link Preparation Leads to Superior Biomechanical Graft Link Stability Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
Biomechanical Changes at the Knee Joint between Pre- and Post-Operative Gait in Patients with ACL Injury Kohei Nishizawa, PhD JAPAN
Urinary CTX-II, Serum MMP-3 And Serum PIIANP Following Anterior Cruciate Ligament Reconstruction: A Pilot Study Lachlan Batty, FRACS AUSTRALIA
Anatomic ACL Reconstruction with Quadriceps Tendon Graft Resulted in Equivalent Knee Laxity Compared to Hamstring Tendon Graft Katrin Karpinski, MD GERMANY
Tibial Slope in Anterior Cruciate Ligament Deficient Knees Does Not Affect the Incidence of Concomitant Ligamentous Injuries Khai Cheong Wong, MBChB, MRCS (Eng) SINGAPORE
Bioabsorbable Interference Screw Fixation for ACL Reconstruction Yields No Tunnel Widening With Excellent Outcomes Kevin D. Plancher, MD, MPH UNITED STATES
Short-Term Clinical Outcomes of Remnant-Preserving Single-Bundle Augmentation in Anterior Cruciate Ligament Reconstruction: Comparison with Single- and Double-Bundle Reconstruction Mariko Osugi, MD JAPAN
Early Results of ACL Reconstruction with Quadriceps Tendon Autograft All-Inside Technique Robert A. Duerr, MD UNITED STATES
Clinical Outcome Of Bicruciate Ligament Reconstruction In Multiple Knee Ligament Injuries: Comparison With Bicruciate And Collateral Ligament Reconstructions Zenta Jotoku, MD, PhD JAPAN
Quad Versus Patella Tendon Autograft for Anterior Cruciate Ligament Reconstruction In Young Athletes Rachel E Cherelstein, BS UNITED STATES
The Rate of Tibial Tunnel Malposition is Not Changed by Drilling Entirely Within the Stump of Preserved Remnants During ACL Reconstruction: A Prospective Comparative 3D-Ct Study Vitor Barion Castro De Padua, PhD BRAZIL
Automated Detection of Partial and Complete Anterior Cruciate Ligament Tears on Magnetic Resonance Imaging Using a Deep Neural Network Logan Nye, MD UNITED STATES
Technique for Increasing the Strength of Fixation to the Suspensory Button in Anterior Cruciate Ligament Reconstruction Using the Quadriceps Tendon Tomoyuki Kanayama, MD JAPAN
Knee Arthroscopy: The “Crevice Sign,” A New Pathognomonic Sign For Unstable Posterior Medial Meniscal Tear In Anterior Cruciate Ligament Deficient Knees J Donald Hansom, FRCS, MD, MBChB, BSc (Hons) UNITED KINGDOM
Injury to Anterolateral Ligament and Kaplan Fibers Do Not Significantly Affect Preoperative Pivot-shift Test in Anterior Cruciate Ligament Injury Takeo Tokura, MD JAPAN
Diagnosis and Classification of Anteromedial Bundle Injury In Anterior Cruciate Ligament Injuries with a Digital Application Fernando Hernandez-Aragon, MD MEXICO
Social Media Content Related to ACL Recovery: An Analysis Sabreena Moosa, HBSc CANADA
A Bone Bruise at the Lateral and Medial Tibial Plateau with an Anterior Cruciate Ligament Injury is Associated with a Meniscus Tear Youngji Kim, MD, PhD JAPAN
Posterior Tibial Plateau Compression Fractures Coinciding with ACL Injury: Means of Identification, Treatment Decision-Making Process and Clinical Relevance of Proposed MRI-Based Classification System Robert Smigielski, MD, PhD POLAND
ACL Reconstruction in Adolescents with Fibular Hemimelia Thierry Pauyo, MD, FRCSC CANADA
Post-Operative Opioid Use in Males vs. Females Following ACL Reconstruction Patrick Meade, BA UNITED STATES
Return To Play And Pattern Of Injury In A Consecutive Case Series Of Elite UEFA Football Player Following Anterior Cruciate Ligament Rupture Amit Meena, MBBS, MS, DNB INDIA
Association Between MRI Findings of Knee Joint Trauma and Subacute Synovial Fluid Inflammatory Biomarker Levels After ACL Injury Amanda Avila, MPH UNITED STATES
Anterior Cruciate Ligament Repair Using Dynamic Intraligamentary Stabilization Provides a Similarly Successful Outcome As All-Inside Anterior Cruciate Ligament Reconstruction With A Faster Psychological Recovery In Moderately Active Patients Mahmut Enes Kayaalp, MD, Assoc. Prof. TURKEY
Chronic ACL Injury Patients Have Lower Levels of Pro-Inflammatory Biomarkers in Their Synovial Fluid and Worse ACLOAS Score at the Time of Surgery Than Those with Acute ACL Injury: A Cohort Study Amanda Avila, MPH UNITED STATES
The Development Of A Virtual Reconstruction Of Anterior Cruciate Ligament To Assess The Secondary Biomechanical Contribution Of Anterolateral Complex Of The Knee Samira Vakili, PhD Candidate CANADA
Optimal Joint Loading Strategies to Lessen Cartilage Changes after ACL Reconstruction Differ Throughout the Postoperative Recovery Cale A. Jacobs, PhD UNITED STATES
Blumensaat’s Line Morphology Does Not Influence the Femoral Tunnel Position in Anatomical Double-Bundle ACL Reconstruction Yoshiyuki Yahagi, MD,PhD JAPAN
Influence Of Femoral Tunnel Interference Screw Diameter On Pull-Out Strength And Failure Mode During Anterior Cruciate Ligament Reconstruction: A Biomechanical Study Jason G Ina, MD UNITED STATES
Comparable Short-Term Clinical Outcomes In Rectangular-Tunnel Anterior Cruciate Ligament Reconstruction Using Quadriceps Tendon-Patellar Bone Autograft Over Round-Tunnel Reconstruction Sang Yoon Kim, MD KOREA, REPUBLIC OF
Changes in Cross-Sectional Area After the Anatomic ACL Reconstruction with Hamstring Tendon or Bone-atellar tendon autografts. Kazutaka Kinugasa, MD, PhD JAPAN
A Systematic Video Analysis of Anterior Cruciate Ligament Injuries in the National Basketball Association (NBA) Vikram Gill, BS UNITED STATES
Factors Associated with Knee Extension Strength Symmetry Following Anterior Cruciate Ligament Reconstruction with Quadriceps Tendon Autograft Justin James Greiner, MD UNITED STATES
Biomechanical Study of the Elastic Fixation of the Posterolateral Fracture of the Tibial Plateau: Arrow Technique Oscar Ares, PhD SPAIN
Fear Of Reinjury Following Primary Anterior Cruciate Ligament Reconstruction (ACLR): A Systematic Review Prushoth Vivekanantha, MD CANADA
Analysis of Historic and Modern Treatment Outcomes in Primary Anterior Cruciate Ligament Repair: Systematic Review and Meta-analysis Jaren LaGreca, MD UNITED STATES
The PCL-PCA Angle: A New Simple and Reliable MRI Method to Describe Anterior Tibial Translation in ACL-Deficient Knees Romain Seil, MD, Prof. LUXEMBOURG
Uncommonly Considered Predisposing Anatomic Risk Factor for Anterior Cruciate Ligament (ACL) Injury: Recognition and Possible Rehabilitation Potential for Prevention Mujeeb Ashraf, FRCS, MCh,FEBTS SAUDI ARABIA
High Prevalence Of Injuries Associated With ACL Tears: A Detailed Analysis Of 253 Patients From A National Multi-center Cohort Study Anders Stalman, MD, PhD, Associate Professor SWEDEN
Preoperative Templating of Bone-Patellar Tendon-Bone Graft for ACL Reconstruction: An Individualised Morphometry-Based Graft Harvest Method Prakash Ayyadurai, MS INDIA
Second-Look Arthroscopic Evaluation and Clinical Outcomes of Anatomic Anterior Cruciate Ligament Reconstruction with Autograft and Hybrid Graft Hongtao Xu, MD, PhD CHINA
Factors Associated with Tunnel Widening After ACL Reconstruction Garrett Kearney, Resident/Fellow UNITED STATES
Elevated Posterior Tibial Slope is Associated with Anterior Cruciate Ligament Reconstruction Failures: A Systematic Review and Meta-Analysis Robert A. Duerr, MD UNITED STATES
Predictors of Joint Space at a Minimum 10 Years Following Single-Bundle Bone-Patellar Tendon-Bone ACL Reconstruction Using a Transtibial Technique Kevin D. Plancher, MD, MPH UNITED STATES
Effect of The Tibial Tunnel Communication on the Bone-Tendon Healing and Location of the Graft at the Tibial Tunnel Aperture in The Double-Bundle Anterior Cruciate Ligament Reconstruction Naoto Suzue, MD, PhD JAPAN
Technology Assisted Anterior Cruciate Ligament Reconstruction Improves Tunnel Placement but Leads to No Change in Clinical Outcomes: A Systematic Review and Meta-Analysis Ehsan Yavari, HBSc CANADA
Ideal Combination Of Anatomic Tibial And Femoral Tunnel Positions for Single-Bundle ACL Reconstruction Jae-Young Park, MD KOREA, REPUBLIC OF
Analysis of the Blood Supply to the Femoral Attachment of the Anterior Cruciate Ligament After ACL Tear Jedrzej Jerzy Lesman, PhD, MD POLAND
Implant-Free Reconstruction Techniques For Ligaments Injuries Of The Knee – Cost-Effective Innovative Alternatives For The Traditional Techniques Girinivasan Chellamuthu, MBBS, MS Ortho, FIOT, FASM, FSES INDIA
Contralateral ACL Rupture is More Common than ACL Graft Rupture in Australian Netballers After ACL Reconstruction Justin P. Roe, MB BS BSc(Med) Hons, A/Prof. AUSTRALIA
Proprioceptive and Clinical Outcomes of Anterior Cruciate Ligament Reconstruction With Remnant Tissue Preservation Technique: A Comparison According to the Preserved Tissue Length Hasan Bombaci, Prof. TURKEY
Decreased Opioid Consumption and Post-Operative Pain Using an IPACK and Adductor Canal Nerve Block following ACL Reconstruction with Bone-Patellar Tendon-Bone Autograft: A Single-Blind, Randomized Controlled Study Naina Rao, BS UNITED STATES
Changing the ACL Reconstruction Algorithm from Transtibial Hamstring to Transportal Patellar Tendon Is Associated With a More Physiological Knee Laxity At 5-To-10 Year Follow-Up, But Maintaining Activity Levels Remains A Greater Challenge Iftach Hetsroni, MD, Associate Prof. ISRAEL
ACL Injuries in Major League Soccer: An Analysis of Injury Rate, Associated Factors, and Return to Play Brian Forsythe, MD UNITED STATES
Reliability of the KNEELAX3 Arthrometer for Anterior Knee Laxity Measurement in Healthy Female Subjects Azusa Saito, PT,BSc JAPAN
Early Medial Reconstruction Combined With Severely Injured Medial Collateral Ligaments Can Decrease Residual Medial Laxity In Anterior Cruciate Ligament Reconstruction Byung-Hoon Lee, MD, PhD KOREA, REPUBLIC OF
New Injuries Within 2 Years After Acute ACL Injury Treated With Either ACL Reconstruction and Rehabilitation or With Rehabilitation Alone Anna Samuelsson Selin , MD, PhD student SWEDEN
Clinical And Patient-Reported Outcomes Of Arthroscopic Repair Versus Reconstruction Of The Cruciate Ligaments In The Multiligamentous Injured Knee Sebastian Rilk, MD UNITED STATES
The Lateral Femoral Notch Sign Decreases in Pediatric Patients Following Anterior Cruciate Ligament Reconstruction Daniel W. Green, MS, MD UNITED STATES
Primary ACL Reconstruction With Lateral Extra Articular Augmentation With Modified Lemaire Technique Horacio F. Rivarola-Etcheto, MD ARGENTINA
Peri-Operative Complications, Safety, and Early Outcomes of a Novel ACL + ALL Reconstruction Technique Using Iliotibial Band Autograft vs. Patellar Tendon ACL Reconstruction: A Retrospective Pilot Study of the Saturn Study Group Ben E. Heyworth, MD UNITED STATES
Functional Outcome of All-Soft-Tissue Quadriceps Tendon Autograft in ACL Reconstructions in Young and Sportive Patients at a Minimum Follow-Up of 1 Year Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
Static Anterior Tibial Translation After Anatomic ACLR: An MRI Analysis Ignacio Garcia-Mansilla, MD ARGENTINA
Effect of Intra-articular Drain on Pain in Postoperative Arthroscopic Anterior Cruciate Ligament Reconstruction: A Randomized control trial Sarat Tiangwan, MD THAILAND
Establishment of Near and Non Isometric Anterior Cruciate Ligament Reconstruction with Artificial Ligament in a Rabbit Model Jun Chen, PhD CHINA
Spin in the Abstracts of Meta-Analyses and Systematic Reviews: Quadriceps Tendon Graft for Anterior Cruciate Ligament Reconstruction Meng-Yung Michael Ong, BS UNITED STATES
A Bifactor Model Supports Unidimensionality of the IKDC in Young Active Patients with ACL Tears Hana Marmura, MPT, PhD UNITED STATES
The Effect of Laterality on Patient Outcomes in Mulitligamentous Knee Injury Thomas M. Geissler, BS UNITED STATES
Tibial Tunnel Aperture Migration After Anatomical Rectangular Tunnel ACL Reconstruction using Bone-Patellar Tendon-Bone Autografts Ryo Murakami, MD JAPAN
Machine Learning Clustering Analysis to Identify High Achievers after Anterior Cruciate Ligament Reconstruction: Meniscal Debridement Strongly Predicts Negative Clinically Significant Outcomes Brian Forsythe, MD UNITED STATES
A Bigger Suture Diameter For Anterior Cruciate Ligament All- Inside Graft Link Preparation Leads To Better Graft Stability: An Anatomical Specimen Study Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
The Statistical Fragility Of Clinical Trials Comparing Bone-Patellar Tendon-Bone Versus Hamstring Tendon Autografts In Anterior Cruciate Ligament Reconstruction Surgery: A Systematic Review John K Cordero, MD UNITED STATES
Mid-Term Results of Anterior Cruciate Ligament Reconstruction with Anterolateral Augmentation, Lemaire Tenodesis, in Soccer Players. Functional Results and Return to Play Pedro Alvarez-Diaz, MD, PhD, Prof. SPAIN
Acceptable Clinical Outcomes Despite High Reoperation Rate at Minimum 12-Month Follow-Up after Concomitant Arthroscopically Assisted Anterior Cruciate Ligament Reconstruction and Medial Meniscal Allograft Transplantation Kirk Anthony Campbell, MD UNITED STATES
Anatomical Ribbon ACL Reconstruction: a 4-Year Follow-Up On. Evaluation of Surgery Outcomes Including Physical Examination, and Post-Op MRI and CT Scans Assessment Robert Smigielski, MD, PhD POLAND
Comparing the Accuracy of Tunnel Placement and Patient Reported Outcome Measures when Doing Arthroscopic ACL Reconstruction With and Without Indigenously Designed Grid and Image Intensifier Sudeep Kumar, MS (Orthopaedics) INDIA
Radiographic Tibial Tunnel Assessment After Anterior Cruciate Ligament Reconstruction Using Hamstring Tendon Autografts and Biocomposite Screws: A Prospective Study with 10-Year Follow-up Sadesh Balasingam, MD SWEDEN
Contribution of Functional Knee Bracing to Joint Stability and Anterior Cruciate Ligament Function Emre Anıl Özbek, MD TURKEY
Posterior Displacement Of The Detached Meniscocapsular Ligament Of Ramp Lesion In ACL Injured Knee Observed On MRI In Flexed Knee Position Is Associated With Greater Preoperative Anterior Knee Laxity Satoshi Nonaka, MD JAPAN
“It’s Just My Knee”: The Role of Resilience and Reframing on Young Athlete’s Quality of Life Following ACL Injury Hana Marmura, MPT, PhD UNITED STATES
Sex-Based Difference of the Most Common Autograft Sources for ACL Reconstruction Measured on Knee MRI Giovanna Medina, MD, MSc, PhD UNITED STATES
High Return to Sport Rate and Few Re-Ruptures at Long Term in Professional Footballers After Anterior Cruciate Ligament Reconstruction with Hamstrings Alberto Grassi, PhD ITALY
Accuracy and Reproducibility of ntra-operative fluoroscopic measurements for describing the femoral tunnel aperture positions in anatomical ACL reconstruction - analysis using 3D quadrant method on automated 3D reconstructed model Byung-Hoon Lee, MD, PhD KOREA, REPUBLIC OF
Comparable Primary Stability Between Current-Generation Adjustable Loop Cortical Buttons for Anterior Cruciate Ligament Reconstruction – A Biomechanical Study Adrian Deichsel, MD GERMANY
ACL Graft Tear or Contralateral ACL Tear: Which is Worse??? Robert A. Magnussen, MD, MPH UNITED STATES
Healing Trajectory of The Patellar Tendon After Anterior Cruciate Ligament Reconstruction With Bone-Patellar Tendon-Bone Autograft Karin Grävare Silbernagel, PT, PhD, ATC UNITED STATES
An Analysis Of Repeat Anterior Cruciate Ligament Injury and Return to Sport in Australian Soccer Players Demonstrates Hamstring Autografts to be a Reliable Option Jonathan R Manara, BMBS, FRCS (Tr & Orth) UNITED KINGDOM
Quadriceps Autograft Is A Viable Graft Choice For ACL Reconstruction In Patients Over 50 Years Old Amit Meena, MBBS, MS, DNB INDIA
Short-Term Outcomes of All-Inside Anterior Cruciate Ligament Reconstruction by the Trans-Femoral Approach Toshiaki Takahashi, MD, PhD, Prof. JAPAN
Which Is Better for Anterior Cruciate Ligament Supplementary Fixation: Suture Anchor Or Staple? A Biomechanical Study Gen Lin Foo, MD SINGAPORE
Knee Joint Kinematics under Weight Bearing Condition in ACL Injured Knees – An Imaging Study of Upright Computed Tomography Kengo Harato, MD, PhD JAPAN
Isolated Anatomic Reconstruction of Anterior Cruciate Ligament in Sportsmen with High Pivot Shift Grade: Is it Enough for Rotational Stability? Mohamed Amine Gharbi , MD TUNISIA
Comparative Results Of Anterior Cruciate Ligament Reconstruction With Full Tibial Tunnel: Quadrupled Semitendinosus Suspensory Femoral And Tibial Fixation Versus Quadrupled Semitendinosus and Gracilis Suspensory Femoral and Tibial Screw & Staple Fixation Mahir Mahirogullari, MD, Prof. TURKEY
ACL Repair Versus ACL Reconstruction: A Propensity Matched Study Adnan Saithna, MD, FRCS UNITED STATES
Simultaneous Reconstruction of the Anterior Cruciate Ligament and Medial Collateral Ligament Using Semitendinosus and Gracilis Autografts: A Minimum 2-Year Follow-Up Study Miten Rajendra Sheth, MBBS, MS, DNB (Orth) INDIA
No tourniquet reduces the incidence of asymptomatic deep venous thrombosis identified on ultrasonography after arthroscopic anterior cruciate ligament reconstruction: an observational study Masaki Nagashima, MD, PhD, Prof. JAPAN
Bone–Patellar Tendon–Bone Autograft and Female Sex are Associated with the Presence of Cyclops Lesions and Syndrome After Anterior Cruciate Ligament Reconstruction Tomohiro Tomihara, MD JAPAN
Quadrupled Semitendinosus vs. Semitendinosus-Gracilis Graft for ACL Reconstruction:a Randomized Controlled Trial Juan Pablo Martinez-Cano, MD, MSc, PhD COLOMBIA
The Relationship Between Preoperative Static Anterior Tibial Subluxation and Graft Maturation on MRI After Double-Bundle Anterior Cruciate Ligament Reconstruction Shigehiro Asai, MD JAPAN
Clinical and Functional Outcomes of Augmented Repair Versus Primary Repair in Anterior Cruciate Ligament Injury: A Systematic Review and Meta-Analysis Bing Howe Lee, MBBS, MRCS SINGAPORE
Is Asymmetry of the Medial and Lateral Posterior Femoral Condyles Associated With ACL Rupture? A Case-Control Study of Pediatric Patients Daniel W. Green, MS, MD UNITED STATES
Comparing Safety and Physical Activity Profiles of Institutional Standard of Care Versus Arthroscopic Electrocautery Approaches for ACL Reconstruction Claire Giachino, BA UNITED STATES
Cross-Sectional in Vivo Biomechanical Effects of Meniscus Tears in Anterior Cruciate Ligament-Deficient Knees Versus Isolated Anterior Cruciate Ligament Tears: A Systematic Review of Motion Analysis Studies Enzo Salviato Mameri, MD, MSc BRAZIL
Adductor Canal Block is Superior to Femoral Nerve Block for Early Postoperative Pain Relief after Single Bundle Anterior Cruciate Ligament Reconstruction with Hamstring Autograft Takeshi Oshima, MD, PhD JAPAN
Meta-Analysis Comparing The Femoral Tunnel Length, Femoral Tunnel Position And Graft Bending Angle Of Transtibial, Anteromedial And Outside-In Techniques For Single-Bundle Anterior Cruciate Ligament Reconstruction Yeo Zhen Ning, MBBS SINGAPORE
A Retrospective Study of Prevalence of Intra-Articular Comorbidities Associated with ACL Tear and its Relationship with Patient-Age and Chronicity of the ACL Tear Vishwesh Devendrasinh Chudasama, M.S. (ORTHO) INDIA
Non-Operative Treatment is an Excellent Option for Isolated Anterior Cruciate Ligament Injuries: a Systematic Review and Meta-Analysis Robert de Jonge, MD HUNGARY
Patellar Tendon Autograft is Associated with Difficulty Kneeling but Does Not Result in a More Painful or Symptomatic Knee Compared to Hamstring Tendon Autograft after Anterior Cruciate Ligament Reconstruction: Results from the New Zealand ACL Registry Richard Rahardja, MBChB, BMedSc(Hons) NEW ZEALAND
Does Contamination During Harvesting as Well As During Suture Preparation and Manipulation of the Hamstrings Graft for Anterior Cruciate Ligament Reconstruction Correlates With Postoperative Infection? Stefanos Christos Papageorgiou, MD GREECE
Time-Series Biological Responses Toward Decellularized Bovine Tendon Graft and Autograft for 52 Consecutive Weeks after Rat Anterior Cruciate Ligament Reconstruction Masafumi Itoh, MD, PhD JAPAN
No Difference in Clinical Outcomes Between Aperture And Suspensory Femoral-Sided Fixation Following Anterior Cruciate Ligament Reconstruction with Bone-Patellar Tendon-Bone Autograft Rachel E Cherelstein, BS UNITED STATES
A Prospective Comparison of Postoperative Pain and Opioid Consumption between Primary Repair and Reconstruction of the Anterior Cruciate Ligament Sebastian Rilk, MD UNITED STATES
Sex Does Not Influence the Clinical Outcome of Anatomic Anterior Cruciate Ligament Reconstruction in the Short Term Utilizing the “All-Inside” Technique Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
Radiographic Evaluation Of the Donor Site After Anterior Cruciate Ligament Reconstruction With Quadriceps Tendon Bone By Using T2 Mapping Mri Shuko Tsumoto, MD JAPAN
Midterm Clinical Outcomes and Knee Stability After ACL Reconstruction With a Hybrid Graft Using Hamstring Autograft and Ligament Augmentation and Reconstruction System LARS Antonios T. Kouzelis, MD, PhD GREECE
Using Three-Dimension Magnetic Resonance Imaging Of The Intact Knee To Identify Expected Femoral And Tibial Tunnel Position In Anatomic Single Bundle Anterior Cruciate Ligament Trần Trung Dũng, Professor, MD, PhD VIETNAM
Morphological Evaluation Of The Quadriceps Tendon Using Preoperative Ultrasound In Anterior Cruciate Ligament Reconstruction Satoshi Takeuchi, MD, PhD JAPAN
No Single Dominant Risk Factor for Noncontact ACL Injury: Key Thresholds and Relative Contributions of Knee Geometry and Anterior-Posterior Laxity Carl W Imhauser, PhD UNITED STATES
Time From ACL Injury Time To Surgery: Evaluating A Multifaceted Set of Potential Predictors Claire Giachino, BA UNITED STATES
Comparison of Clinical Outcomes between a Bone-Patellar Tendon-Bone and Quadriceps Tendon-Bone Autografts in Anatomic Rectangular Tunnel Anterior Cruciate Ligament Reconstruction Kazunori Shimomura, MD, PhD, Prof. JAPAN
All Soft Tissue Quadriceps Tendon Vs Quadriceps Tendon With Bone Block In Primary ACL Reconstruction Zachary J. Herman, MD UNITED STATES
Low Failure Rate In A Young Cohort Of Patients Undergoing Anterior Cruciate Ligament Reconstruction With Quadriceps Tendon is Independent of Graft Fixation Methods Sahil Dadoo, BS UNITED STATES
Femoral Button is Not Applied: Does It Matter ? Mohamed Amine Gharbi , MD TUNISIA
Delaying ACL Reconstruction Increases the Rate and Severity of Medial Compartment Chondral Injury Elvire Servien, MD, PhD, Prof. FRANCE
Functional Results in Anterior Cruciate Ligament Reconstruction with Hybrid Grafts Maria Loreto Figueroa Berrios, MD CHILE
Respective Functions of the ACL and the Medial Structures on the Control of Anterior Translation and Rotations of the Knee. Cadaveric Study of 24 Knees with the Dyneelax® Henri E. Robert, MD FRANCE
Postoperative MRI following QT- ACLR and its Relevance for Rehabilitation Magdalena Stawinska, MPT POLAND
Comparison of the Tissue Molecular Profile Of ACL Repair, ACL Reconstruction, and Native ACL Edoardo Monaco, MD ITALY
Impact of ACLR Graft Choice on Meniscal Repair Outcomes Robert A. Magnussen, MD, MPH UNITED STATES
Age-Related Microstructural Changes In Semitendinosus and Quadriceps Tendons Junsuke Nakase, MD, PhD JAPAN
An Evaluation Of The Relationship Between The Knee Stability And Remnant Re-Attachment In Anterior Cruciate Ligament Injury YUSUKE SASAKI, MD JAPAN
Short Message Service-Based Collection of Patient Reported Outcome Measures Following ACL Reconstruction: A Pilot Study Steffen Sauer, MD DENMARK
Steeper Lateral Posterior Tibial Slope And Greater Lateral-Medial Slope Asymmetry are Associated With Greater Preoperative Pivot-Shift In Anterior Cruciate Ligament Injury Kiminari Kataoka, MD JAPAN
Effects of Focused Extracorporeal Shock Wave Therapy in Reducing Pain In Patients With Anterior Knee Pain After ACLR with BTB Autograft Hideaki Fukuda, MD JAPAN
Is There Any Benefit In Anterior Cruciate Ligament Reconstruction In Patients Over 60 Years Old? Panagiotis G. Ntagiopoulos, MD, PhD GREECE
Multiple High Strength Sutures Yield Better Biomechanical Properties Comparing With Conventional Suture Tape For Anterior Cruciate Ligament Repair Augmentation Thun Itthipanichpong, MD THAILAND
Accuracy and reliability of Ultrasound-assisted Lachman Test in Diagnosing Anterior Cruciate Ligament Injuries Yuzuru Sakakibara, MD, PhD JAPAN
Hamstring Allograft versus Autograft in Primary Anterior Cruciate Ligament Reconstruction Paul Ruckenstuhl, MD, Msc AUSTRIA
Posterior Tibial Slope is a Dynamic Entity: An Anthropomorphic Study Sumit Banerjee, MS (Orth), MCh(Orth) INDIA
Clinical and Social Predictors Of Surgical Treatment for ACL Injuries Miho J. Tanaka, MD, PhD UNITED STATES
Second-look Arthroscopic Evaluation and Clinical Outcomes After Anatomic Double Bundle Anterior Cruciate Ligament Reconstruction: Comparison of Different Knee Flexion Angles During Tibial Graft Fixation Yasunari Oniki, MD, PhD JAPAN
Transtibial Femoral Tunnel Technique In ACL Reconstruction and Osteoarthritis Incidence Marcus Vinicius Danieli, MD, PhD BRAZIL
Outcomes of Isolated HTO and Simultaneous HTO and ACL Reconstruction: A Systematic Review & Meta-Analysis Martyn Snow, FRCS UNITED KINGDOM
A Novel Quantitative Assessment of Bone Tendon Junction Healing in Patients after ACL Reconstruction by High Resolution Peripheral Computer Tomography: The Development of a Deep-Learning System Michael Tim Yun Ong, MBChB(UK), BSc(UK), MRCS(Edin), MSc(CUHK), FRCSEd HONG KONG
Comparison Outcome of Home Based Versus Supervised Physiotherapy Rehabilitation Post Anterior Cruciate Ligament (ACL) Reconstruction in Recreational Athletes : A Randomised and Single Blind Study Muhammad Rajaei Ahmad, MBBS, Master of Medicine (Orthopaedics) MALAYSIA
Patients Undergoing Reconstruction For Multi-Ligament Knee Injuries Caused By Pivoting Sports Restore Function And Return to Sport at a Similar Level to Their Isolated ACL Counterparts: A Prospective Matched Cohort Study Jay R. Ebert, PhD AUSTRALIA
Concomitant Chondral Injury and ACL Reconstruction S. Ali Ghasemi, MD UNITED STATES
Adverse Events And Complications Reported In Prospective Versus Retrospective Investigations Of ACLR with BTB Autograft: A Systematic Review Harkirat Jawanda, BS UNITED STATES
Decreased Time Between Injury and Surgery and Increased Injury Severity Predict Motion Loss After Multiligament Knee Injury, but Are Only Part of the Picture Cale A. Jacobs, PhD UNITED STATES
Lower Socioeconomic Status Adversely Affects Timing of Care and Rate of Re-Injury Following Anterior Cruciate Ligament Reconstruction Rachel E Cherelstein, BS UNITED STATES
The Optimal Measurement Method Considering Reliability and Validity in the Anterior Knee Laxity of Anterior Cruciate Ligament Tears Sangwoo Jeon, MD KOREA, REPUBLIC OF
Elevated Tibial Spine Height as a Predictor of Reinjury after Anterior Cruciate Ligament Reconstruction Naofumi Hashiguchi, MD,MPH JAPAN
Role of Biophysic Stimulation with Pulsed Electromagnetic Fields on Bone Bruise in Anterior Cruciate Ligament Reconstruction Stefano Zaffagnini, MD, Prof. ITALY
Outcomes After Operative and Nonoperative Treatment of Anterior Cruciate Ligament Ruptures in Patients Aged 40 and Older: A 2:1 Propensity Score Matched Analysis Matthew Salzler, MD UNITED STATES
RANTES/CCL5 and BFGF Concentration at the Time of Surgery Can Predict Postoperative Stiffness in Patients Undergoing ACLR Amanda Avila, MPH UNITED STATES
Altered Trunk Movements During Running after Anterior Cruciate Ligament Reconstruction Jodie A. McClelland, BPhysio(Hons), PhD AUSTRALIA
Effectiveness of Fibrin Clot Implantation for Reduction Of Bone Tunnel Enlargement In Bundle-Bundle ACL Reconstruction Using Autogenous Hamstring Tendon Grafts Nobuyoshi Suzuki, MD JAPAN
A Comparison of Return to Sport Rates Between Male and Female Athletes After Anterior Cruciate Ligament Reconstruction in an Australian Context Haydn Klemm, BFSc&Nutr (Hons) AUSTRALIA
Differences in Temporospatial Hop Characteristics Between Limbs at Return to Sport After ACL Reconstruction Elizabeth Wellsandt, DPT, PhD UNITED STATES
Outcomes of Anterior Cruciate Reconstruction With Full-Thickness Peroneus Longus Tendon Autograft Tarun Goyal, MBBS, MS, DNB, MCh, FRCS (Edin) INDIA
Novel Arthrometer Provides Quantitative and Objective Measures of Uniplanar and Multiplanar Knee Laxity Carl W Imhauser, PhD UNITED STATES
A Comparison of Postoperative Outcomes Between Internal Brace Augmented and Non-Augment Hamstring Tendon Autograft Anterior Cruciate Ligament Reconstruction (ACLR) Maria Melanie Legaspi Valbuena, MD, MBA PHILIPPINES

Knee - ACL Revision (14 e-Posters)
Single Graft Revision Anterior Cruciate Ligament Reconstruction With Anterolateral Extra-Articular Reconstruction: Description Of A Surgical Technique. Clinical And Functional Results After a 2 Year Follow-Up Monica Sánchez Santiuste, MD SPAIN
No Evidence of Racial Disparities in Revision Risk Following ACL Reconstruction in a Single Healthcare Network Despite Increased Social Disadvantage Among Black Patients Audrey Y. Chang, BA UNITED STATES
The Effect of Delaying Anterior Cruciate Ligament Reconstruction More Than 3 or 6 Months on Revision Rates and Knee Stability After 2 Years of Follow-up Martin Lind, MD, PhD, Prof. DENMARK
Return to Sports in Anterior Cruciate Ligament Reconstruction Revision Surgery Maria Loreto Figueroa Berrios, MD CHILE
Low Revision Risk In Primary Anterior Cruciate Ligament Reconstruction With Allograft In The Masters Athlete Audrey Y. Chang, BA UNITED STATES
Double Bundle ACL Revision Reconstruction with Allograft Resulted In a Low Revision Rate At 10 Year Alberto Grassi, PhD ITALY
Outcomes of Revision Anterior Cruciate Ligament Reconstruction with autogenous Quadriceps Tendon graft Gustavo A. Rincón, MD COLOMBIA
Revision Anterior Cruciate Ligament Reconstruction with All Soft Tissue Quadriceps Tendon Autograft and Quadriceps Tendon Autograft with Bone Block Have Similar Clinical Outcomes Zachary J. Herman, MD UNITED STATES
Risk Factor Of Failure After The Revision Anterior Cruciate Ligament Reconstruction Takeo Tokura, MD JAPAN
The Relationship of Non-Anatomical Tunnel Position and Revision Anterior Cruciate Ligament Reconstruction Burçin Karsli, MD, Assoc. Prof. TURKEY
Does Delaying First Revision ACLR Result in Poorer Outcomes? Evaluation of Association Between Surgical Timing and Outcomes Robert A. Magnussen, MD, MPH UNITED STATES
Failure Rates and Complications with Multiple-Revision Anterior Cruciate Ligament Reconstruction: Comparison of Anatomic Femoral Tunnel and Over The Top Technique Emre Anıl Özbek, MD TURKEY
Trends in Revision Anterior Cruciate Ligament Reconstruction and Return to Sport: A Survey of the Herodicus Society Ian DeYoe Engler, MD UNITED STATES
Surgeon Volume Affects Revision Rate Following Primary Anterior Cruciate Ligament Reconstruction With Allograft Sahil Dadoo, BS UNITED STATES

Knee - Arthroplasty (99 e-Posters)
Knee Arthroscopy Prior to UKA Does Not Cause Infection Kevin D. Plancher, MD, MPH UNITED STATES
Incidence and Prevention of Deep Vein Thrombosis Using Thromboprophylaxis in Total Knee Replacement: A Prospective Clinical Study Amit Lakhani, MS, DNB, MRCPS(Glassg), MNAS INDIA
Long-Term Results of Per-Operative Knee Arthroscopy in Confirming Suitability for Unicompartmental Arthroplasty Timothy John Mcmeniman, MBBS(Med)/MBBS, FRACS FA(Orth)A AUSTRALIA
Modular Knee Arthrodesis as Definitive Treatment for Periprosthetic Infection, Bone Loss, and Failure of the Extensor Mechanism after Total Knee Arthroplasty Gloria Shoshana Coden, MD UNITED STATES
Treatment of Periprosthetic Infection after Total Knee Arthroplasty using an Ultrastatic Spacer Gloria Shoshana Coden, MD UNITED STATES
Diagnosis of Central Sensitization and Its Effects on Postoperative Outcomes Following Total Knee Arthroplasty: A Systematic Review and Meta-Analysis Man-Soo Kim, MD, PhD KOREA, REPUBLIC OF
Comparative Analysis Of Time Taken In Conventional vs. Robotic Assisted Total Knee Arthroplast Sanjay B. Londhe, MS, FRCS, FRCSI, MCh INDIA
Is Surgeon Assessed Bone Quality During Total Knee Arthroplasty a Valid Tool To Diagnose Osteoporosis ? Adit Rajesh Maniar, MBBS, MS Orthopaedics, DNB Orthopaedics INDIA
The Statistical Fragility of Tourniquet Use In Total Knee Arthroplasty: A Systematic Review John K Cordero, MD UNITED STATES
Does Robotic Assisted Unicompartmental Knee Arthroplasty Restore Native Jointline More Accurately Than With Conventional Instruments? Ashok Kumar Podhili Subramani, MS INDIA
Joint Line Orientation After Fixed-Bearing Medial Unicompartmental Knee Arthroplasty Correlates Well With Patient Reported Outcome Measures When Compared With Matched Total Knee Arthroplasty Subsets – Prospective Observational Study Saurabh Gupta, MS, SICOT Diploma, DNB Ortho, FJR(AIIMS New Delhi) INDIA
Patellar Medial-lateral Position can be Used to Correct the Effect of Leg Rotation on Preoperative Planning in Total Knee Arthroplasty for Varus Knees Shinichiro Nakamura, MD, PhD JAPAN
Implant Size and Outcome Differences of Knees in Same Patient for Simultaneous vs Staged Bilateral TKA Alexander P. Sah, MD UNITED STATES
Changes In CPAK Classification and Its Characteristics before and after Kinematic Alignment TKA Manabu Akagawa, MD, PhD JAPAN
Influence of Mini Approach Instrumentation on Component Alignment In Unicondylar Knee Replacement Vinod Kumar, MBBS, MS, DNB, MNAMS INDIA
A Prospective Randomised Study to Compare the Clinical and Radiological Outcomes of Functionally Aligned versus Mechanically Aligned Total Knee Arthroplasty with Robotic Arm Assistance Jai Thilak Kailathuvalapil, MS, MCh, FRCS INDIA
Clinical Comparison and Survival Rate Between Unicompartmental Knee Arthroplasty and High Tibial Osteotomy With An External Fixator For Varus Knee In Patients Younger Than 60 Years at Mid-Term Follow-Up Amit Kumar Yadav, M.S (Orth),DNB(Orth),MNAMS UNITED KINGDOM
Tibia Placement Difference Between The Supine And Prone Position After Total Knee Arthroplasty: The Comparison Of The BCS and PS-TKA Takanori Iriuchishima, MD, PhD JAPAN
Bicruciate Substituting Total Knee Arthroplasty Improved Anteroposterior Displacement in Mid-Flexion Range Keinosuke Ryu, Prof. JAPAN
Differences In Pain, Sleep Status And Functional Recovery Between TKA And UKA Takeo Mammoto, MD JAPAN
Patient Satisfaction and Functional outcomes in a Latin American cohort: Comparative Study Between Conventional Technique vs. Robotic Arm Assistance Maria Loreto Figueroa Berrios, MD CHILE
Golfers Have Greater Preoperative and Equal Postoperative Function When Undergoing Total Knee Arthroplasty Compared to Non-Golfers Patrick G Robinson, MBChB, MRCS, MS, MBA UNITED KINGDOM
Relationship Between The Femoral And Tibial Component Positions And Postoperative Knee Range Of Motion After Posterior-Stabilized Total Knee Arthroplasty Mitsuru Hanada, MD, PhD JAPAN
Participation of Physical Activity Following Knee Arthroplasty: A Meta-Analysis Ahmed A Magan, BM BSc (Hons) MRCS (Eng) FRCS (Eng) Trauma & Orth UNITED KINGDOM
In-Vivo Kinematic Analysis of Evolution® Medial-Pivot Total Knee Arthroplasty during Weight-Bearing Activity Eiichi Nakamura, MD, PhD JAPAN
Unicompartmental Knee Replacement and Femoropatellar Arthritis. 110 Ahroplasties with a Mean Follow p of 6 years. Stefano Gaggiotti, MD ARGENTINA
Antero-Posterior Translation of Mobile-Bearing in Mobile-Bearing Unicompartmental Knee Arthroplasty Takahiro Arakawa, MD JAPAN
Use of Tibial Stem for Patients with Morbid Obesity in Total Knee Arthroplasty José Eduardo Flores Naranjo, MD MEXICO
"The Other Partial Knee"- Milling System Technique for Patellofemoral Arthroplasty in 250 Patients Alexander P. Sah, MD UNITED STATES
Same Complication Rate After Day-Case Procedure Or Fast-Track Procedure After Total Hip And Knee Arthroplasty. A Prospective, Propensity Score-Matched Case-Control Study Jean-Yves Jenny, Prof. FRANCE
Total Knee Arthroplasty Without Patellar Component Replacement. Does it Increase the Risk of Revision? Local Experience Analysis Zoy Anastasiadis, MD CHILE
Advanced Active Robotic Technology for Total Knee Arthroplasty: A Learning Curve of Operative Time and Alignment Accuracy Yong-Beom Park, MD, PhD KOREA, REPUBLIC OF
Impact of Femur Correction on the Mechanical Alignment of the Total Knee Prosthesis Israel Alejandro Alejandro González Rizo, MD MEXICO
Comparison of Outcomes between Fungal and Non-fungal Periprosthetic Joint Infections in Total Knee Arthroplasty: A Propensity Score-Matched Analysis Hong Yeol Yang, MD, PhD KOREA, REPUBLIC OF
How to Measure Physical Function in Clinical Trials on Patients Undergoing Total or Partial Knee Arthroplasty? A Systematic Review Robert Prill, PhD GERMANY
The Functional Outcome of Zimmer Biomet’s Nexgen Total Knee Arthroplasty as Compared with Healthy Older Adults Leela C. Biant, MS, MFSTEd, FRCSEd(Tr&Orth) UNITED KINGDOM
Anthropometric Measurements of Proximal Tibia In Indian Population and Its Correlation With Implants Available: (Prospective Study) Gur Aziz Singh Sidhu, MS,MRCS,FRCS(Ortho) UNITED KINGDOM
Intraoperative Surgeon-Performed vs. Conventional Anesthesiologist-Performed Continuous Adductor Canal Block In Total Knee Arthroplasty: A Randomized Controlled Trial Chayut Chaiperm, MD THAILAND
Clinical and Surgical Comparison of the Midvastus versus Transtendon Approach in Total Knee Arthroplasty Luis Daniel Ramos Montes, MD MEXICO
Disposition After Unicompartmental Knee Arthroplasty: An Analysis Of Discharge Outcomes, And Identification of Risk Factors for Placement, Adverse Events, and Reoperation Brian Forsythe, MD UNITED STATES
Does 1000 Mg Ferric Carboxylate Maltose Have an Additional Benefit on the Haemoglobin Recovery Post Total Knee Arthroplasty? - A Comparison with 500 Mg of Ferric Carboxymaltose Adit Rajesh Maniar, MBBS, MS Orthopaedics, DNB Orthopaedics INDIA
Follow-Up after Primary Total Knee Arthroplasty with the Sigma PFC implant (DePuy Synthes Inc.) in Patients with Metal Allergy or Hypersensitivity Natalie Mengis, MD SWITZERLAND
Evaluation of The Safety And Efficacy of The Fully Automated Active Robotic System In Robotic Assisted Total Knee Arthroplasty Sanjay B. Londhe, MS, FRCS, FRCSI, MCh INDIA
Palliative Arthroscopic Debridement with Continuous Irrigation for the Infection TKA of High Mortality Risk Patients Dong Jin Ryu, MD, PhD, Prof. KOREA, REPUBLIC OF
The Effect of Minor Adjustments to Tibial and Femoral Component Position on Soft Tissue Balance in Robotic Total Knee Arthroplasty Simon W. Young, MD, FRACS NEW ZEALAND
Lower Revision Rate With Robotic-Assisted Unicompartmental Knee Arthroplasty at a Minimum Follow-Up Of 5 Years. A Case Control Study. Cécile Batailler, MD, PhD FRANCE
No Difference In Sports Participation And Patient-Reported Functional Outcomes Between Total Knee Arthroplasty And Unicompartmental Knee Arthroplasty At Minimum 2-Year Follow-Up In A Matched Control Study Amit Meena, MBBS, MS, DNB INDIA
Association Between The Femoral And Tibial Component Positions and Intraoperative Knee Kinematics In Posterior-Stabilized Total Knee Arthroplasty Kazuki Nomoto, MD JAPAN
Effects of Implantation Method on Biomechanical Alignment after Total Knee Arthroplasty: Data from a Southwest Ohio Orthopaedic Practice Michael Nichols, BS UNITED STATES
Time-Driven Activity-Based Costs for Manipulation Under Anesthesia after Total Knee Arthroplasty Gloria Shoshana Coden, MD UNITED STATES
Effect of Direct Adductor Canal Block Performed by a Surgeon in a Patient Who Underwent Simultaneous Bilateral TKA Man-Soo Kim, MD, PhD KOREA, REPUBLIC OF
When Is a Loose TKA a Good TKA? Edgar A Wakelin, PhD UNITED STATES
Antibiotic-Loaded Bone Cement with Colistin at Erythromycin Do Not Decrease Chronic TKA Pji at a Long-Term Daniel Pérez-Prieto, MD SPAIN
Intra- And Inter-Operator Reliability Assessment Of A Novel Extramedullary Accelerometer-Based Smart Cutting-Guide For Total Knee Arthroplasty: An In-Vivo Study Stefano Zaffagnini, MD, Prof. ITALY
Combined Fixed-Bearing Unicompartmental Knee Arthroplasty and Anterior Cruciate Ligament Reconstruction Claudio Legnani, MD ITALY
Calipered Measurements Method For Kinematically Aligned Total Knee Arthroplasty Has A Risk Of Excessive Varus Cut For The Proximal Tibia In Japanese Varus Knees Umit Kuwa, MD, PhD JAPAN
Patellar Alignment In Robotic-Assisted Total Knee Arthroplasty Javier Ignacio González, MD CHILE
Success of Debridement, Antibiotics, and Implant Retention vs Revision In Early And Late Prosthetic Joint Infections Following Primary TKA: A Prospective, Multicenter Study of 251 Cases Richard Rahardja, MBChB, BMedSc(Hons) NEW ZEALAND
Subtalar Joint Compensation using Full-length Standing Lower Extremity Anteroposterior Radiograph after Total Knee Arthroplasty for Varus Osteoarthritis in Nara Medical University Hospital with 2-year Follow-up Jerre Co De Guzman, MD PHILIPPINES
The Accuracy of Portable Accelerometer-Based Navigation System for Tibial Alignment can be Reliable in Total Knee Arthroplasty for Obesity Patients. A Propensity Score Matching Analysis Kazumi Goto, MD JAPAN
Compliance and Outcome of Osteoporosis Treatment After Total Knee Arthroplasty Yun Seong Choi, MD KOREA, REPUBLIC OF
Patella in Total Knee Replacement: Patellar Resurfacing has Better Outcomes than Lateral Facetectomy at One Year Follow-Up Matias Costa-Paz, MD, PhD ARGENTINA
Inverse Kinematic Alignment Better Restores the Native Joint Line while Achieving Similar Laxity to Gap Balancing TKA Alexander Orsi, PhD UNITED STATES
Accuracy of Advanced Active Robotic Technology for Total Knee Arthroplasty: A Cadaveric Study Yong-Beom Park, MD, PhD KOREA, REPUBLIC OF
Total Knee Arthroplasty Outcomes Following Anterior Cruciate Ligament Reconstruction David C. Flanigan, MD UNITED STATES
Association Of Ischemia Time And Serum Lactate Levels With Postoperative Pain In Primary Total Knee Arthroplasty At The Orthopedics And Traumatology Service At The Unidad Médica De Alta Especialidad No. 1 Bajío. Juan Antonio García Ramírez, MD MEXICO
Combined Single-Shot Infiltration Between the Popliteal Artery and Capsule of the Knee and Adductor Canal Block with Bupivacaine, Dexmedetomidine, and Dexamethasone for Total Knee Arthroplasty: A Propensity-Matched Analysis David Freccero, MD UNITED STATES
What Is The Value Of A Balanced TKA? Getting It Right The First Time Edgar A Wakelin, PhD UNITED STATES
Intraoperative Varus-Valgus Joint Laxity Pattern Was Associated With Postoperative Knee Flexion Angle and Patient-Reported Outcome Measures in Bicruciate-Stabilized Total Knee Arthroplasty. Ryota Yamagami, MD JAPAN
Central Sensitization is Associated with Persistent Postoperative Pain and Inferior Patient-Reported Outcomes in Patients Undergoing Unicompartmental Knee Arthroplasty Yong In, MD, PhD KOREA, REPUBLIC OF
Impact of Tibial Varus on Femoral Component Alignment In Ligament Balancing Total Knee Arthroplasty Edgar A Wakelin, PhD UNITED STATES
Three-Dimensional Evaluation of Distal Femoral Valgus Angle Using Whole Leg CT in Total Knee Arthroplasty Atsushi Sato, MD, PhD JAPAN
Accuracy of the Component Alignment and Sizing in Total Knee Arthroplasty: Preoperative Templating and Postoperative Evaluation Using CT-Based 3D Pre-Operative Planning Software Takayuki Koya, MD, PhD JAPAN
Preoperative Approaches for Timely Discharge of Joint Arthroplasty Patients Rade Ribhi Jibawi Rivera, BS UNITED STATES
Effect of Altered Knee Joint Loading Pattern in Gait Biomechanics of Total Knee Arthroplasty Patient Sang Jin Lee, MD, PhD KOREA, REPUBLIC OF
Bilateral Simultaneous Unicompartimental Knee Arthroplasty. Midterm Results in 86 Arthroplasties with an Average Follow-Up Of 6.2 Years Stefano Gaggiotti, MD ARGENTINA
Tibial Morphology for Proper Adjustment of Metal Augmentation in Revision Total Knee Arthroplasty Yushi Sakamoto, MD JAPAN
Hip-Knee-Ankle Angle Affects Medial and Lateral Tibiofemoral Compressive Forces More Significantly than Joint Line Obliquity in Patients Post Total Knee Arthroplasty David A. Parker, MBBS, BMedSc, FRACS AUSTRALIA
Efficacy of Functional Alignment Technique In Robotic-Arm Assisted Total Knee Arthroplasty Masashi Tamaki, MD, PhD JAPAN
Phenotypic Differences In Coronal Alignment In Robot-Assisted Total Knee Arthroplasty Do Not Affect Patient-Reported Outcome Measurements In A Three-Dimensional Computed Tomography Analysis: A Single-Center Cohort Study Takao Kaneko, MD, PhD, JAPAN
Short-Term Clinical Outcome Of Functionally Aligned Robotic-Assisted BCS TKA is Better Than That Of Mechanically Aligned Navigation-Assisted BCS TKA Daisuke Hamada, MD, PhD JAPAN
Effect of Restricted Kinematic Alignment Total Knee Arthroplasty on Coronal Plane Alignment Of The Ankle Joint Bartosz Michał Maciąg, MD POLAND
Factors Associated With Failure and Survivorship Following Unicompartmental Knee Arthroplasty: A Single-Center Experience Gary G. Poehling, MD UNITED STATES
Large Reduction In Postoperative Posterior Tibial Slope Risks Anterior Collapse Of The Tibial Component In Fixed-Bearing Unicompartmental Knee Arthroplasty Kazuhisa Hatayama, MD, PhD JAPAN
Quality of Life Following Primary Total Knee Arthroplasty: Factors Predicting Satisfaction in Low-Income Population Mohamed Amine Gharbi , MD TUNISIA
The Impact of Preoperative Coronal Alignment on the Outcomes of Bicruciate-Retaining Total Knee Arthroplasty Maroun Rizkallah, MD, MSc CANADA
Range of Motion After Open Lysis of Adhesions for Treatment of Arthrofibrosis After Primary Knee Arthroplasty Lucas Paladino, MD UNITED STATES
High Cure Rate In Hematogenous TKA PJI At A Long-Term Follow-Up By Means Of Dair Procedure Daniel Pérez-Prieto, MD SPAIN
Detection Loosening of Total Knee Arthroplasty Implant from Plain Radiograph Using Machine Learning Algorithm Man-Soo Kim, MD, PhD KOREA, REPUBLIC OF
Lateral Unicompartmental Knee Arthroplasty (UKA) Showed a Lower Risk of Failure Compared to Medial Unicompartmental Knee Arthroplasty in the Register of Prosthetic Orthopedic Implants (RIPO) Stefano Zaffagnini, MD, Prof. ITALY
Patellofemoral Arthroplasty In Community Programs: Case Series of 425 Patients Alexander P. Sah, MD UNITED STATES
Preoperative Bone Marrow Edema Negatively Impacts Intermediate to Long-Term Outcomes after Unicompartmental Knee Arthroplasty Hong Yeol Yang, MD, PhD KOREA, REPUBLIC OF
Novel Technique For Surgeon-Placed Nerve Block And Continuous Nerve Block In Total Knee Arthroplasty. A Cadaveric Study Daniel E Matthews, MD, FAAOS UNITED STATES
The Functional Outcome of Sub-Vastus Versus Medial Parapatellar Approach in Total Knee Replacement Patient in KAMMC Makkah Adnan Ahmed Saleh AlAdraii, MD, FRCS Eng Ortho&Trauma SAUDI ARABIA
Short Term Outcome of Tibial Defect Reconstruction In Primary Total Knee Arthroplasty: A Retrospective Study Sanjib Kumar Behera, MS (Orth), DNB (Rehab), DPMR INDIA
Preoperative Medial Laxity in Midflexion and Flexion Correlates with Poorer KOOS-12 Function Scores Prior to TKA Alexander Orsi, PhD UNITED STATES
Arthrofibrosis In Total Knee Replacement: Evolution After Mobilization Under Anesthesia Javier Ignacio González, MD CHILE
Implant Design Versus Alignment Technique - What's Important When Balancing a TKA? Alexander Orsi, PhD UNITED STATES
Anatomical distribution of radiological OA Influences the Outcome of TKA Johanna Elliott, MB, BS, B.Med Sci, Master Science GERMANY

Knee - Cartilage (41 e-Posters)
Effect Of Patient History Factors On Meniscus Repair Outcomes David C. Flanigan, MD UNITED STATES
Outcomes Following Gel-Based Autologous Chondrocyte Implantation for Articular Cartilage Defects of the Knee Dinshaw Pardiwala, MS(Orth), DNB(Orth), FCPS INDIA
Novel Solution Using Viable Cartilage Allograft For Focal Cartilage Defects Deryk G. Jones, MD UNITED STATES
Maci Case Series in Patients Aged 40 to 55 Deryk G. Jones, MD UNITED STATES
Particulated Costal Allocartilage with Microfracture vs. Microfracture Alone: A Multicenter, Prospective, Randomized, Participant- and Rater-Blinded Study Kwangho Chung, MD KOREA, REPUBLIC OF
Patients with Longer Time Between Cartilage Biopsy and Second-stage Autologous Chondrocyte Implantation Have Worse Clinical Outcomes Jairo Triana, BS UNITED STATES
Early Outcomes and Return to Work After Cartilage Repair in a Workers’ Compensation Population John G. Lane, MD UNITED STATES
Functional Midterm Outcome Of Autologous Chondrocyte Implantation With Spheroids Combined with Simultaneous Autologous Bone Grafting for Treating Osteochondral Defects of the Knee Joint Stephan Oehme, MD GERMANY
The Effects Of Running On The Development Of Knee Osteoarthritis: An Updated Systematic Review Matthew J. Kraeutler, MD UNITED STATES
A Systematic Review of Randomised Controlled Trials Evaluating Injectable Orthobiologics for Knee Osteoarthritis: The Relationship Between Clinical Outcomes, Risk of Bias and Impact Factor Of Journal Patrick G Robinson, MBChB, MRCS, MS, MBA UNITED KINGDOM
A Comparative Match-Pair Analysis Using Adipose-Derived Mesenchymal Stem Cells Plus Biplanar Tibial Open-Wedge Osteotomy In Treatment Of Varus Knee Osteoarthritis Matteo Baldassarri, MD ITALY
Cartilage Repair of the Tibiofemoral Joint with Versus Without Concomitant Osteotomy: A Systematic Review of Clinical Outcomes Matthew J. Kraeutler, MD UNITED STATES
Maci Case Series in Patients With Multiple Osteochondral Defects Deryk G. Jones, MD UNITED STATES
Costal Chondrocyte-Derived Pellet-Type Scaffold-Free Autologous Chondrocyte Implantation For Osteochondral Defects With Up To 10-Mm Depths Cheol Hee Park, MD, PhD KOREA, REPUBLIC OF
Safety of Single Intra-Articular Local Anesthetic Infusion in Knee Arthroscopy: An In Vivo Histological Study on Rat Cartilage Antonios T. Kouzelis, MD, PhD GREECE
Long-Term Clinical Outcomes of One-Stage Cartilage Repair in the Knee Using Hyaluronic Acid-Based Scaffold with Bone Marrow Aspirate Concentrate (Ha-BMAC): Thirteen Year Follow-Up Alberto Gobbi, MD, FRACS ITALY
Effectiveness Of Intra-Articular Injection Of Platelet-Derived Extracellular Vesicles For Treating Patients With Mild Or Moderate Knee Osteoarthritis Jonas Fernandez, MD, Ms Orth MALAYSIA
A Novel Locking Plate System With Cannulated Screws For Medial Opening Wedge High Tibial Osteotomy: Clinical And Radiological Comparisons With A Conventional Locking Plate Eiji Kondo, MD, PhD JAPAN
Surgical Management Of Osteochondritis Dissecans Of The Patellofemoral Joint Ryo Kanto, MD, PhD. JAPAN
Tissue Engineered Construct Showed Better Biomechanical Results for Articular Cartilage Restoration in a GMP Pre-Clinical Study Tiago Lazzaretti Fernandes, MD, PhD, MSc, Post-Doctorate BRAZIL
Return to Pivoting Sports after Cartilage Repair Surgery of the Knee: A Scoping Review Seikai Toyooka, MD, PhD, JAPAN
Cellular Behavior In A Partial-Thickness Cartilage Defect Under Hydrostatic Pressure and/or Strain Mimicking Weight-Bearing and Joint-Loading Chilan Leite, MD, PhD UNITED STATES
A Systematic Review Of Rehabilitation Protocols Following Matrix-Assisted Autologous Chondrocyte Implantation Matthew J. Kraeutler, MD UNITED STATES
Reliability of Preoperative Planning Method That Considers Latent Medial Joint Laxity In Medial Open-Wedge Proximal Tibial Osteotomy Dong Jin Ryu, MD, PhD, Prof. KOREA, REPUBLIC OF
Medial Opening Wedge High Tibial Osteotomy Affects More than Just the Knee: A Study Looking at Changes in the Knee, Hip and Ankle Joints During Gait Sarah Bolton, MBBS, FRCS (Orth) AUSTRALIA
Atelocollagen-associated Autologous Chondrocyte Implantation for the Repair of Large Cartilage Defects of The Knee: Results at Three to Seven Years Takuma Kaibara, MD JAPAN
The Effect Of Injection of Secretome of Umbilical Cord Mesenchymal Stem Cells in Articular Cartilage Repair in Sheep Model Andri M. Lubis, Prof, MD, PhD INDONESIA
Imaging Evaluation of Physical Activity on Knee Articular Cartilage Marcus Vinicius Danieli, MD, PhD BRAZIL
RNA Sequencing Analysis of Neotissue Following Combined Autologous Chondrocyte Implantation with High tibial Osteotomy for Femoral Cartilage Injury with Varus Deformity Tomoya Iseki, MD, PhD JAPAN
MACI Case Series With Bone Involvement Requiring Autologous Bone Grafting Deryk G. Jones, MD UNITED STATES
Poor Psychological Readiness Leads to Decreased Return to Sport Following Autologous Chondrocyte Implantation but Does Not Affect Return to Work Jairo Triana, BS UNITED STATES
Costal Chondrocyte-Derived Pellet-Type Autologous Chondrocyte Implantation vs. Microfracture for Repair of Articular Cartilage Defects Dae Keun Suh, MD, PhD KOREA, REPUBLIC OF
Outcomes of Operative Fixation of Loose Trochlear Osteochondral Defects Compared Based On Skeletal Maturity David C. Flanigan, MD UNITED STATES
Lateral Tibial Cartilage Slope and Meniscal Geometry in Patients With and Without ACL Injury Steffen Sauer, MD DENMARK
A Prospective Observational Study Of Functional Outcome Of Leucocyte Poor Platelet Rich Plasma Therapy In Mild To Moderate Osteoarthritis Of Knee Umesha Chowdaiah, MBBS, D.Ortho, DNB (Ortho) INDIA
Use of Fresh Frozen Osteochondral Allograft for the Treatment of Cartilage Defects of the Knee Functional Results And Failure Rate at a Mean Seven-Year Follow-Up Pablo Dardanelli, MD ARGENTINA
Xenogeneic Cartilage Scaffold as a Promising Alternative for Full-Thickness Cartilage Defect Treatment: A Prospective Pilot Study on Clinical Outcome of Novel Bovine Cartilage Scaffold Kukuh Dwiputra Hernugrahanto, MD INDONESIA
Tissue Engineering for Cartilage Repair: Pre-Clinical Trial Evaluation Methods Tiago Lazzaretti Fernandes, MD, PhD, MSc, Post-Doctorate BRAZIL
Preoperative Medial Tightness And Narrow Medial Joint Space Are Predictive Factors for Lower Extremity Alignment Change Toward Varus after Open Wedge High Tibial Osteotomy Sung-Sahn Lee, MD, PhD KOREA, REPUBLIC OF
Effects of A Medial Opening-Wedge Distal Tibial Osteotomy Using Hemicallotasis (OWDTO-HCO) on Articular Cartilage of The Proximal Tibiofibular Joint Eiichi Nakamura, MD, PhD JAPAN
“Nuts In Jelly” Mosaicplasty for Medium to Large Chondral Defects of Knee – Functional Outcomes Up to 5 Years Follow Up Girinivasan Chellamuthu, MBBS, MS Ortho, FIOT, FASM, FSES INDIA

Knee - Laterial Extraarticular Tenodesis (3 e-Posters)
Analysis of Patient Reported Outcomes and Subsequent Surgery Rate Following Quadriceps Tendon Anterior Cruciate Ligament Reconstruction and Lateral extra-articular Tenodesis in Skeletally Immature Patients: Two Year Follow-Up Daniel W. Green, MS, MD UNITED STATES
Role Of Anterolateral Ligament Reconstruction or Lateral Extra-Articular Tenodesis for Revision Anterior Cruciate Ligament Reconstruction: A Systematic Review and Meta-Analysis Of Comparative Clinical Studies Khalis Boksh, MBChB, BSc, MRCS UNITED KINGDOM
Our Experience With Extra-Articular Augmentation of ACL Reconstruction, Lateral Extra-Articular Tenodesis Versus Anterolateral Ligament Augmentation Begad H. M. Z. Abdelrazek, MSc, MD, FRCS Trauma and Orthopedics EGYPT

Knee - Ligaments (Not ACL) (22 e-Posters)
How Body Mass Index Impacts the Complications and Outcomes of Patients with Multi-Ligamentous Knee Injuries Who Undergo Operative Repair: A Review of the Current Literature Robert A. Duerr, MD UNITED STATES
Isolated Posterior Cruciate Ligament (PCL) Lesions Drives to Increased Tibio-Femoral Accelerations and Lower-Limb Compensation Strategy: In-Vivo Kinematical Analysis Through Wearable Inertial Sensors Nicola Pizza, MD ITALY
An Influence of The Early Accelerated Rehabilitation After Antero Cruciate Ligament Reconstruction to the Knee Stability And Tunnels Enlargement YUSUKE SASAKI, MD JAPAN
Posterior Cruciate Ligament Reconstruction with Internal Brace Augmentation. A Two-Year Minimum Cohort Study Leonardo Addeo Ramos, MD, PhD BRAZIL
A Systematic Review on Management and Outcome of Irreducible Knee Dislocations Shahbaz S. Malik, BSc, MB BCh, MSc (Orth Engin), LLM, FRCS (Tr&Orth) UNITED KINGDOM
Bi-Cruciate Ligament (ACL-PCL) Reconstruction Associated With Medial Or Lateral Instability is at Higher Risk Of Failure: Survivorship Analysis at Long-Term Follow-Up Nicola Pizza, MD ITALY
The Use of Suture Anchors in Posterolateral Corner Reconstruction in the Setting of Mulitligament Knee Injury: Clinical and Radiological Outcomes in 58 Patients with a Mean Follow-up of 15 months
Effect of Posterior Tibial Slope on Clinical Outcome and Survivorship after PCL Reconstruction : Minimum 10-Year Follow-up Sang-Gyun Kim, MD, PhD KOREA, REPUBLIC OF
Biodegradable Magnesium Bone Staples Show Comparable Primary Stability In Comparison to Bone Staples Made Of Steel - A Biomechanical Comparison. Adrian Deichsel, MD GERMANY
Adults Undergoing Posterior Cruciate Ligament Reconstruction Have More Concomitant Multiligamentous Injury But Similar Failure Rates Compared With Adolescents Ehab M. Nazzal, MD UNITED STATES
Injury Profiles in Anterior Cruciate Ligament and Posterior Cruciate Ligament Injuries Janina Kaarre, MD MSc UNITED STATES
Treatment Of Anteromedial Rotatory Instability Associated With Anterior Or Posterior Cruciate Ligament Injury. Cohort Study With A 2-Year Follow-Up Leonardo Addeo Ramos, MD, PhD BRAZIL
Predictors and Early Management of Knee Arthrofibrosis After Arthroscopic Knee Ligament Reconstruction Surgery in Adolescent Patients Alejandro Marquez-Lara, MD, PhD UNITED STATES
Deep Medial Collateral Ligament Reconstruction of the Knee Restores Rotational Stability Throughout Full Range of Motion While Contemporary MCL Reconstruction Only Does in Extension Kyle Borque, MD UNITED STATES
Assessment of The Anterolateral Ligament of The Knee In Magnetic Resonance MRI - Case Series João P.F. Guerreiro, MD, PhD BRAZIL
Demographics, Treatment Characteristics & Outcomes of 147 Consecutive Multi Ligament Knee Injuries Undergoing Surgical Reconstruction: An Analysis of Patients Presenting to A Tertiary Institution Housing the State Trauma Unit and Perth Orthopaedics Ross Radic, MBBS FRACS (Ortho) FAOrthA AUSTRALIA
Biomechanics Effect Of Partial Thickness Tenotomy And Tendon Gap Closure In Harvesting Site Of Bone Patellar Tendon Autograft Nadhaporn Saengpetch, MD THAILAND
The Addition Of An Extra-Articular Anterolateral Ligament Reconstruction To An ACL Reconstruction With Hamstring Tendons Smaller Than 7 mm Produces Results Similar to Isolated ACL Reconstruction With Tendons Larger Than 8 mm In Diameter: A Matched-Pair An Camilo P. Helito, MD, PhD, Prof BRAZIL
The Three-Dimensional Osseous Knee Shape is an Accurate Reference for the Native Femoral and Tibial Attachment Sites of the Anterior and Posterior Cruciate Ligaments Tom M Piscaer, MD, PhD NETHERLANDS
Increased Incidence Of Accessory Illiotibial Band-Meniscal Ligament (AIML) In Patients With Runner's Knee – A Novel Anatomical Risk Factor Farah Selman, MD SWITZERLAND
Does the Anatomic Anterolateral Ligament Reconstruction Change The Anterior Stability In ACL Reconstruction? – The Cadaveric Study Nadhaporn Saengpetch, MD THAILAND
Knee Anteromedial Compartment Dissection: Final Results and Anterior Oblique Ligament Description Pedro Baches Jorge, PhD, Prof BRAZIL

Knee - Meniscus (77 e-Posters)
Do All Meniscal Ramp Lesions Require Repair? A Prospective Study Of Ramp Lesions with Concomitant ACL Injury? Silvampatti Ramasamy Sundararajan, MS(Orth) INDIA
Increased Mechanical Axis Malalignment Does Not Lead to Worse Outcomes Following Transtibial Meniscus Root Repair David C. Flanigan, MD UNITED STATES
No Dynamic Extrusion of the Medial Meniscus in Ultrasound Examination in Patients with Confirmed Root Tear Lesion Katrin Karpinski, MD GERMANY
Polyurethane Meniscal Scaffold In Postmeniscectomy Syndrome Presented Good Clinical Results At Minimum 10-Years Of Follow-Up Maximiliano Ibañez, MD SPAIN
Biomechanical Comparison Of Novel Meniscus Cap Repair Technique With Simple Meniscus Suture And Collagen Matrix Meniscus Suture Techniques For Complex Tears Of The Medial Meniscus Kinga Ciemniewska-Gorzela, PhD POLAND
Return To Sport After Meniscus Ramp Lesion With Anterior Cruciate Ligament Injury Management: A Systematic Review Surasak Srimongkolpitak, MD THAILAND
Clinical Outcomes Of Lateral Meniscus Posterior Root Repair In The Acl-Reconstructed Knees Lika Dzidzishvili, MD, PhD SPAIN
Associated Fracture of Spinal Tuberosity with Anterior Root Injury of Lateral Meniscus Mohamed Amine Gharbi , MD TUNISIA
Accuracy of Magnetic Resonance Imaging for Detecting Meniscal Tears in Anterior Cruciate Ligament injuries. Artit Boonrod, MD THAILAND
Posterior Cruciate Buckling Angle Variations are Associated With Different Patterns of Medial Meniscus Tears in Anterior Cruciate Deficient Knees: Results of a Prospective Comparative Magnetic Imaging Resonance Study Simone Cerciello , DR ITALY
Anatomical Survival of the Graft After Medial Meniscal Allograft Transplantation is Better in Patients with Lower-Grade ICRS Lesions: MRI-Based Objective Evaluation Ho Yeon Kim, MD KOREA, REPUBLIC OF
Clinical Outcomes with Meniscal Repair, Between 2019-2020, Viña del Mar, Chile (Preliminary Study) Sergio Patricio González Rouse, MD, MSc, MBA CHILE
The 100 Most Impactful Articles on The Meniscus: An Altmetric Analysis of Online Media Alexander Strait, MS UNITED STATES
Time to Achievement of Clinically Significant Outcomes Following Isolated Arthroscopic Meniscal Repair Brian Forsythe, MD UNITED STATES
Clinical Characteristics Of Isolated Meniscal Tears During Sports Activities Among Young Athletes Yuta Tachibana, M.D., Ph.D. JAPAN
A Comparison of Clinical Outcomes Of Discoid Versus Standard Meniscus Tear Procedures: A Systematic Review
Meniscus Transplants Delay Arthroplasty in Patients Over 50 Years of Age Kevin R. Stone, MD UNITED STATES
Biomechanics Comparison Between Transtibial Pullout, Suture Anchor And All­-Suture Anchor Technique For Posterior Medial Meniscal Repair Nadhaporn Saengpetch, MD THAILAND
Etiology of Posterior Meniscus Root Tears: Medial vs. Lateral Katrin Karpinski, MD GERMANY
Medial Meniscus Allograft Transplantation: Is the Bone Trough Technique a Reasonable Procedure? S. Ali Ghasemi, MD UNITED STATES
Meniscus Repair Augmentation Using Blood Clot Peter T. Myers, AM, MBBS, FRACS, FAOrthA AUSTRALIA
Determinants of Radiologic and Functional Outcomes after Meniscal Repair of Longitudinal Vertical Tears. A Prospective Cohort Study of 78 patients. Robin Martin, MD SWITZERLAND
Large Posterolateral Cartilage Slope Is a Risk Factor for Noncontact ACL Injury Kensuke Hotta, MD JAPAN
Outcomes of Arthroscopic All-Inside Repair are Improved Compared to Transtibial Pull-Out Repair of Medial Meniscus Posterior Root Tears Kyoung Ho Yoon, MD, PhD, Prof. KOREA, REPUBLIC OF
Morphological Analysis of Discoid Lateral Meniscus on Magnetic Resonance Imaging Comparing Pre- and Postoperative Images Shunya Tsuji, MD JAPAN
Bidirectional Evaluation for the Lateral Meniscal Extrusion After Repairing Isolated Longitudinal Tear Akira Tsujii, MD, PhD JAPAN
Arthroscopic Treatment of Meniscal Cysts and Clinical Follow Up Tae Wook Kim, MD KOREA, REPUBLIC OF
Is A Partial Meniscus Allograft Transplantation a Viable Alternative to Partial Meniscectomy in Competitive Athletes Asher Lichtig, MD UNITED STATES
Good Clinical Results And Patient Satisfaction After Arthroscopic Repair of Large Meniscus Bucket Handle Tears of the Knee Johannes Pawelczyk, cand. med. GERMANY
Biomechanical Effect of Unstable Meniscal Injury on Gait in ACL-Deficient and -Reconstructed Knees Kengo Harato, MD, PhD JAPAN
New Conservative Treatment Option for Symptomatic Degenerative Medial Meniscus Tear -Ultrasound-Guided Injection of MCL Bursa- Junsuke Nakase, MD, PhD JAPAN
Biological Augmentation May Play A Role In Obtaining Superior Clinical Outcomes In Meniscal Root Repair With Concomitant Anterior Cruciate Ligament Reconstruction Lika Dzidzishvili, MD, PhD SPAIN
Relationship Between Perforation of Anterior Horn of Lateral Meniscus and Extrusion of Lateral Meniscus in Reconstruction of Anterior Cruciate Ligament Akira Yoneda JAPAN
Meniscal And Cartilage Changes On MRI 5-9 Years After Medial Opening-Wedge High Tibial Osteotomy Satomi Abe, MD, PhD JAPAN
Clinical Outcomes of Meniscal Allograft Transplantation: Does Augmentation with Bone Marrow Aspirate Concentrate Improve Clinical Outcomes? Ryan M Bell, BS UNITED STATES
Can Local Anesthesia be Considered as Gold Standard in Knee Arthroscopy? Tilemachos Papageorgiou, MD GREECE
The Arthroscopic Triple Loaded Soft Anchor Technique in the Medial Meniscal Root Repair: The Systematic Arthroscopic Technique Step by Step Surasak Srimongkolpitak, MD THAILAND
Meniscal Ramp Lesion, A Contact Characteristic Analysis In Cadaver Artit Boonrod, MD THAILAND
Comparison Of Resultant Force Through The Repaired Lateral Meniscus With Between Inside-Out And All-Inside-Suture Techniques Takehito Hirose, MD, PhD JAPAN
Non-Extruded Grafts Result in Better Cartilage Quality after Lateral Meniscal Allograft Transplantation: Quantitative 3-T MRI T2 Mapping Jaejung Ryu, MD KOREA, REPUBLIC OF
Strength-Based Rehabilitation On Clinical Outcomes In Patients Post-Meniscectomy: A Systematic Review and Meta-Analysis Prushoth Vivekanantha, MD CANADA
Clinical Performance of an All-inside Meniscal Repair Device: A Systematic Literature Review with Meta-Analysis Matthew Sedgwick, Ph.D. UNITED KINGDOM
Predictors of The Ten-Year Patient-Reported Outcome Measures After Collagen Meniscus Implant (CMI) For Partial Meniscus Deficiency Alberto Grassi, PhD ITALY
Delaying ACL Reconstruction Increases the Risk of Medial Meniscal Tear Elvire Servien, MD, PhD, Prof. FRANCE
A New Arthroscopic Pull-In All-Suture Anchor Meniscus Root Tear Repair Shows Comparable Biomechanical Properties as Conventional Trans-Osseous Pull-Out and Anchor Repair Thorben Briese, MD GERMANY
Risk Factors Affecting the Survival Rate of Collagen Meniscus Implant (CMI) For Partial Meniscus Deficiency. An Analysis Of 156 Consecutive Cases at A Mean 10 Years of Follow-Up Gian Andrea Lucidi, MD ITALY
Medial Meniscus Repair only Partially Restores In-Vivo Knee Kinematics after ACL Reconstruction Alberto Grassi, PhD ITALY
Postoperative Subjective Evaluation after Meniscectomy in Patients Older than 70 Years: A Local Retrospective Study Enrique Sebastián Rubio, Md CHILE
Evolution in the Indication of Surgical Treatment on Repairable Meniscal Tears and Their Treatment in the Last 20 Years Alejandro Espejo-Reina, MD, MSc SPAIN
Predictors of Patient-Reported Outcomes After Anterior Cruciate Ligament Reconstruction With Concurrent Treatment of Bucket-Handle Meniscus Tears Rachel E Cherelstein, BS UNITED STATES
Good Clinical Results After Combined Arthroscopic Meniscal Allograft Transplantation and Autologous Chondrocyte Implantation Using Chondrospheres Rainer Siebold, Prof. Dr. med. GERMANY
Ultrasound-Assessed Medial Meniscal Extrusion is Greatest in a Weight-Bearing Stance In Asymptomatic Knees Maria E Dey Hazra, MD, Dr. med. GERMANY
Less Than 10% Failure Rate in Patients with Bucket-Handle Meniscal Tear Repair After 4 Years Follow-Up Juan Pablo Zicaro, MD ARGENTINA
Lateral Meniscal Posterior Root Repair with Concurrent ACL Reconstruction: Patient-Report Outcomes and Risk Factors for Failure Danyal H. Nawabi, MD, FRCS(Orth) UNITED STATES
Biomechanics Of Different Surgical Techniques For Posterior Medial Meniscal Root Repair: A Porcine Model Nadhaporn Saengpetch, MD THAILAND
Concomitant Medial Meniscal Ramp Lesions and Lateral Meniscal Tears with Anterior Cruciate Ligament Injuries are Associated with Anterior Tibial Subluxation in Knee Extension Hibiki Kakiage, MD JAPAN
Incidence of Meniscal Ramp Lesions in 824 Anterior Cruciate Ligament Reconstructions Vitor Barion Castro De Padua, PhD BRAZIL
Comparing the Risk of Iatrogenic Peroneal Nerve Injury in All-inside Lateral Meniscus Repair between Preoperative and Real Arthroscopic Position MRIs Chaiwat Chuaychoosakoon, MD THAILAND
Evaluation of the actors influencing the occurrence of secondary meniscal lesions following isolated ACL reconstruction with a minimum five years follow-up. Victor Housset, MD FRANCE
The Hidden Lesion of the Knee: Risk Factors Study Mohamed Amine Gharbi , MD TUNISIA
Popliteomeniscal Fascicles Tears with Lateral Meniscus Instability: Outcomes of Arthroscopic Surgical Technique at Mid-Term Follow-Up Simone Cerciello , DR ITALY
Virtual Reality Simulation is Valuable for Arthroscopic Diagnosis and Meniscectomy: A Transfer Validity Study of 36 Residents Alexandre Tronchot, MD PhD FRANCE
Knee Cartilage and Meniscus in Recreational marathon runners: a MRI T2 * mapping investigation Siyu Dai, PhD CHINA
Evolution in the Indication of Surgical Treatment on Degenerative Meniscal Tears In the Last 20 Years Alejandro Espejo-Reina, MD, MSc SPAIN
Lateral Meniscus Root Tear in ACL-Injured Patients Results In High-Grade Rotatory Knee Laxity: A Quantitative Pivot Shift Analysis Bálint Zsidai, MD SWEDEN
The Fate of Discoid Lateral Meniscus With and Without Osteochondritis Dissecans of the Lateral Femoral Condyle After Surgery Ken Iida, MD JAPAN
Bone Bridge Technique For Lateral Meniscal Allograft Transplantation – No Difference In Clinical Outcome Compared To The Soft Tissue Technique Rahul Bhattacharyya, MBCHB (Hons), MD (Res), FRCS (Orth), MSc, MRCS UNITED KINGDOM
Higher Signal Intensity of Repaired Lateral Meniscus on MRI Indicates the Risk Of Residual Rotatory Knee Laxity After ACL Reconstruction Daisuke Chiba, MD, PhD JAPAN
Cross-Sectional Effects of Isolated Meniscal Tears on In Vivo Biomechanics of the Knee: A Systematic Review Of Motion Analysis Studies Enzo Salviato Mameri, MD, MSc BRAZIL
The High Prevalence of Spin Reporting Bias in Meniscal Allograft Transplant Abstracts: A Qualitative Assessment Of Systematic Reviews and Meta-Analyses Meng-Yung Michael Ong, BS UNITED STATES
Meniscal Extrusion In Magnetic Resonance in Patients With Suspected Meniscopathy Robert Etienne Partarrieu Stegmeier, MD CHILE
Clinical Result of the Two Stage ACL Reconstruction and Meniscus Allograft Transplantation, Is It Comparable To The Meniscus Allograft Transplantation Alone? S. Ali Ghasemi, MD UNITED STATES
Meniscal Repair Is A Solution In “Older” Patients: A Systematic Literature Review with Meta-Analysis Alan Getgood, MD, FRCS(Tr&Orth), DipSEM QATAR
Clinical Outcomes After the Repair of Isolated Full Radial Tear at Midbody of Lateral Meniscus - All-Inside Suture Repair vs Trans-Capsular Suture Repair - Ryohei Uchida, MD, PhD JAPAN
"Repair Or Resect? That Is The Question!" Inside-Out Repair Of Long Meniscus Tears Is Used to Identify Prognostic Factors and Improve Decision-Making Iftach Hetsroni, MD, Associate Prof. ISRAEL
Continuous Vertical Inside-Out Versus Traditional Vertical Inside-Out Meniscal Repair: A Biomechanical Comparison José Leonardo Rocha De Faria , MD, MSc, PhD BRAZIL
Mid-Term Clinical And Radiological Outcomes of Lateral Meniscal Allograft Transplantation With Suture-Only Fixation Plus Capsulodesis Àngel Masferrer-Pino, MD PhD SPAIN

Knee - Osteoarthritis (41 e-Posters)
Cementless Metal-Backed Patella: Back For Good? Excellent Short-Term Survivorship - No Loosening On 2 To 5 Years Follow Up. Fransiska Dhyana Guerreiro , MBBS, MSc, MRCS UNITED KINGDOM
Extent of Preoperative Medial Meniscal Extrusion Influences Intermediate-Term Outcomes after Medial Opening-Wedge High Tibial Osteotomy Jong-Keun Seon, MD, PhD, Prof KOREA, REPUBLIC OF Hong Yeol Yang, MD, PhD KOREA, REPUBLIC OF
Joint Unloading after ACL Rupture Prior to Surgical Restabilization Slows Post-Traumatic Osteoarthritis Progression in Mice Cassandra Lee, MD UNITED STATES
A New High-Flexion Design Total Knee Prosthesis: A Nine To Eleven-Year Follow-Up Study Man-Soo Kim, MD, PhD KOREA, REPUBLIC OF
Morphological Analyses of Distal Femur For Surgical Reference in Bi-Plane Distal Femoral Osteotomy Shohei Sano, MD JAPAN
Techniques and Objective Outcomes in the Surgical Treatment of Chronic Posterolateral Corner Knee Injuries: An Updated Systematic Review Reflecting the 2019 Expert Consensus Statement Harkirat Jawanda, BS UNITED STATES
Analysis Of The Effect Of Osteoporosis On Varus Alignment Of End Stage Knee Osteoarthritis Seung Hoon Lee, MD KOREA, REPUBLIC OF
Impacted Bone Allograft Personalised by a Novel 3D Printed Customization Kit Produces High Surgical Accuracy In Opening Wedge High Tibial Osteotomy: A Pilot Study Wouter Van Genechten, MD BELGIUM
Advanced Therapy with Mesenchimal Stromal Cell for Knee Osteoarthritis or Chondral Lesions: A Systematic Review Tiago Lazzaretti Fernandes, MD, PhD, MSc, Post-Doctorate BRAZIL
MRI Findings of Medial Collateral Ligament Complex In Early Osteoarthritis of the Knee Hiroaki Tsukamoto, MD,PhD JAPAN
Serial Assessment Of Bone Healing After Medial Opening Wedge High Tibial Osteotomy Without Bone Graft Siyoung Song, MD, PhD KOREA, REPUBLIC OF
Factors of Patella Height in the Open Wedge High Tibial Osteotomy Patients Takashi Hoshino, MD, PhD JAPAN
Open-Wedge High Tibial Osteotomy with a Slight Valgus Correction From Neutral Limb Alignment Achieves Clinical Improvements Comparable with Those for Knees with Varus Deformity Junya Itou, MD, PhD JAPAN
Assessing The Relationship Between Knee Joint Biomechanics and Trunk Posture According To Osteoarthritis Severity Yuki Suzuki, MD, PhD JAPAN
Plantar Pressure Pattern During Walking In Patient With Medial Knee Osteoarthritis Kyohei Nishida , MD, PhD JAPAN
Lowered Patella and Higher Age the Relevant Predictors of Patellofemoral Osteoarthritis after Anterior Cruciate Ligament Reconstruction of the Knee Takayuki Okumo, MD, PhD JAPAN
The Effect Of Medial Closing Wedge Distal Femoral Varus Osteotomy On Contact Stress Distribution Pattern Of The Femorotibial Joint Masanari Hamasaki, MD,PhD JAPAN
Evaluation of Genetic Markers In Athletes And Patients With Cartilage Injury and Osteoarthritis Non-Responsive For Conservative Treatment – Methods Description Joao Vitor De Castro Fernandes, MD, MSc BRAZIL
Varus Alignment Was a Risk Factor For Osteoarthritis of the Knee After the Anterior Cruciate Ligament Injury: A Systematic Review and Meta-Analysis Junya Itou, MD, PhD JAPAN
Medial Closed-Wedge Distal Femoral Varus Osteotomy Improves Patellofemoral Joint Congruity Masanari Hamasaki, MD,PhD JAPAN
Surgically Modifiable Skeletal and Soft Tissue Variables and the Medial Pivot of the Knee Peter James McEwen, MBBS FRACS(Orth) FAOrthA DIpModLang A/Prof AUSTRALIA
Short-Term Outcomes Of Dome-Shaped High Tibial Osteotomy Combined With All-inside Anterior Cruciate Ligament Reconstruction Toshiaki Takahashi, MD, PhD, Prof. JAPAN
Rates of Total Knee Arthroplasty Following Meniscal Tears at Mid-Term Follow-Up Vary by Tear Location and Pattern Brian Forsythe, MD UNITED STATES
Investigation Of The Relationship Between Responder Rate To Leucocyte-Poor Platelet Rich Plasma (LP-PRP) Therapy and %mechanical axis (%Ma) In Patients With Medial Type Knee Osteoarthritis (KOA) Ryosuke Nakajima, MD JAPAN
Accurate Alignment Correction and Satisfactory Clinical Outcomes After Personalised Valgus High Tibial Osteotomy With A New Patient-Specific Instrumentation: A First In Man Study Stefano Zaffagnini, MD, Prof. ITALY
Appropriate Patient Selection Based on Joint Line Convergence Angle Minimizes Difference in Mechanical Axis between Standing and Supine Positions after High Tibial Osteotomy Naosuke Nagata, MD JAPAN
Pre and Postoperative Changes in Alignment of the Ankle and Subtalar Joint in Patients Undergoing High Tibial Osteotomy for Knee Osteoarthritis Yuki Nishimura, MD JAPAN
Mechanical Axis Changes and its Related Factors on the Whole Leg Preoperative Planning X-Rays under Bilateral and Unilateral Weight Bearing in HTO Patients Tomomasa Nakamura, MD, PhD JAPAN
No Significant Difference in Signs of Osteoarthritis after Anterior Cruciate Ligament Injuries Comparing Surgical and Conservative Treatment Miklos Mate, MD HUNGARY
Osteoarthritis Causes Quadriceps and Hamstring Dynapenia as Measured with DINABANG Dario Santos, PhD URUGUAY
Digital Planning Using Medial Proximal Tibial Angle and 3D-Printed Patient-Specific Instrument in Medial Opening Wedge High Tibial Osteotomy Could Provide an Accurate and Reliable Correction for Medial Knee Osteoarthritis Jia-Lin Wu, MD, MS TAIWAN
The Effectiveness of Computed Tomography in Lateral Hinge Fracture in Medial Opening Wedge High Tibial Osteotomy Masataka Ota, MD JAPAN
Developing an Experimental Model of Early Knee Osteoarthritis after Medial Meniscus Posterior Root Release: An In Vivo Study Lika Dzidzishvili, MD, PhD SPAIN
Morphologic Feature of the Proximal Tibia In Middle-Aged Women with Early Knee Osteoarthritis from Iwaki Cohort Study Hikaru Kristi Ishibashi, MD JAPAN
A Finite Element Analysis of Appropriate Hinge Position in Medial Closing Wedge Distal Femoral Osteotomy to Prevent Hinge Fracture Atsuki Tanaka, MD JAPAN
Alteration of Stress Distribution Patterns Across the Patellofemoral Joint After Neutral Wedge High Tibial Osteotomy: An Evaluation Using Computed Tomography Osteoabsorptiometry Yoshio Nishida, MD JAPAN
Subsequent Surgeries Following Osteochondral Allograft and Osteochondral Autograft at up to Ten Years: An Analysis of over 2,000 Patients Stephen M. Gillinov, AB UNITED STATES
Medial Meniscal Extrusion is Significantly Increased in Meniscal Root Tears and Associated with Increased Incidence of Knee Osteoarthritis: A Systematic Review with Meta-Analysis Yee-Han Dave Lee, MBBS, FRCS(Ortho) SINGAPORE
Tibial Tubercle Osteotomy In Revision Total Knee Arthroplasty: Contemporary Outcomes In 135 Knees Cécile Batailler, MD, PhD FRANCE
One-Leg Flexion View For The Tibiofemoral Joint Space Assessment Danaithep Limskul, MD THAILAND
Extent of Preoperative Medial Meniscal Extrusion Influences Intermediate-Term Outcomes after Medial Opening-Wedge High Tibial Osteotomy Jong-Keun Seon, MD, PhD, Prof KOREA, REPUBLIC OF Hong Yeol Yang, MD, PhD KOREA, REPUBLIC OF

Knee - Osteotomy (10 e-Posters)
Changes in Relative Contributions of Each Moment Components of the Knee After Medial Open-Wedge High Tibial Osteotomy Yuki Suzuki, MD, PhD JAPAN
Does Generalized Joint Laxity Affect Postoperative Alignment and Clinical Outcomes Following Medial Opening-Wedge High Tibial Osteotomy? Hyukjin Jang, MD KOREA, REPUBLIC OF
Equation Predicting Change in Tibial-Tuberosity to Trochlear-Groove (TTTG) Distance Following Tibial Supratubercle Osteotomy Isabella Bozzo, MDCM (c), M. Eng. CANADA
Surgical Treatment With Closing-Wedge Distal Femoral Osteotomy For Recurrent Patellar Dislocation With Genu Valgum Kyung Wook Nha , Prof KOREA, REPUBLIC OF
Surgical Indications of Tibial Derotational Osteotomy for Idiopathic Tibial Torsion: A Systematic Review Marc Tompkins, MD UNITED STATES
Evaluation of Early Deep Vein Thrombosis By Lower Extremity Vein Ultrasound After High Tibial Osteotomy Atsushi Sato, MD, PhD JAPAN
What is an Acceptable Limit of Weight Bearing Line Ratio Following Medial Open Wedge High Tibial Osteotomy. (2015.2 ~ 2020.3) Ryu Kyoung Cho, MD KOREA, REPUBLIC OF
Extreme Hinge Axis Positions are Necessary to Achieve Posterior Tibial Slope Reduction with Small Coronal-Plane Corrections in Medial Opening Wedge High Tibial Osteotomy Anil S. Ranawat, MD UNITED STATES
Valgus Alignment Correlated With Worse Outcomes After Tibial Tubercle Anteromedialization Geoffrey S. Van Thiel, MD, MBA UNITED STATES
PSI-Guided Surgery: A Four-Year Follow-Up on Patients Who Underwent Uni- or Simultaneous Bilateral High Tibial Osteotomy Robert Smigielski, MD, PhD POLAND

Knee - Other (19 e-Posters)
Application Of 3D Models in Preoperative Planning of Tibial Plateau Fractures: Can We Expect Changes? Diego Edwards, MD CHILE
An Analysis of the Surgical Outcomes of Interprosthetic Femur Fractures Treatment Methods Brian Rao, BS UNITED STATES
MODEMS Preoperative and Postoperative Met Expectations Cluster Analysis Predicts Two-Year Outcomes in Knee Surgery Patients R Frank Henn, MD UNITED STATES
Bone Marrow Lesions Of The Knee Treated With Subchondroplasty. A Retrospective Study Thinesh Varan Subramaniam, Master's in Orthopaedic MALAYSIA
Effect of Fear of Kinesiophobia on Return to Sport and Clinical Outcomes Following Osteochondral Allograft Transplantation of the Knee Amanda Avila, MPH UNITED STATES
A Medial Pivot Negates Tuberosity Offset at Ninety Degrees of Knee Flexion Peter James McEwen, MBBS FRACS(Orth) FAOrthA DIpModLang A/Prof AUSTRALIA
PROMIS Subgroup Cluster Analysis Predicts Two-Year Outcomes in Knee Surgery Patients Sean J. Meredith, MD UNITED STATES
Is Telemedicine Equivalent to Face-To-Face Consultation in Patients With Knee Pain? María Jesús Lira, MSc CHILE
Fixation of Displaced Tibial Spine Avulsion Fracture by Suture Pullout Fixation Prasad Soraganvi, MBBS, MS, DNB, MRCS, SICOT-dip INDIA
A Paradigm Shift In The Treatment Of Bacterial Arthritis Of A Native Joint: In-Office Needle Arthroscopy Under Local Anesthesia Alex Bastiaan Walinga, MD NETHERLANDS
The Use Of Radiosynovectomy Using Yttrium-90 As An Adjunct To Mechanical Synovectomy For Pigmented Villonodular Synovitis K. Fredrik Almqvist, MD, PhD UNITED ARAB EMIRATES
Tibial Spine Fractures Extend Beyond the Tibial Spine: An MRI Analysis of 54 Cases Daniel W. Green, MS, MD UNITED STATES
The Predictability and Reliability of A ‘Sentinel’ Vessel as an Anatomical Landmark During Hamstring Tendon Harvesting – A Prospective Study Mihail Lazar Mioc, MD, PhD ROMANIA
Reliability of Posterior Tibial Slope Measurement on Magnetic Resonance Imaging versus Computed Tomography Dean Wang, MD UNITED STATES
26% Failures In Surgical Treatment For Bacterial Arthritis Of A Native Joint In Adults: A Systematic Review of 8,586 Native Joints Alex Bastiaan Walinga, MD NETHERLANDS
Reliability of a New Device to Measure Anterior Knee Laxity in Outpatient Setting Marcello Motta, MD ITALY
Screws or Sutures? A Pediatric Cadaveric Study of Tibial Spine Fracture Repair Techniques Seth L. Sherman, MD UNITED STATES
Evaluation of a Novel Knee Sensor That Requires Neither Calibration Nor Strict Sensor Placement Alexander P. Sah, MD UNITED STATES
Is the Use of Pretreatment Magnetic Resonance Imaging Necessary Prior to Arthroscopic Surgery in Pediatric Tibial Spine Fractures Nicholas Lopreiato, MD UNITED STATES

Knee - Patellofemoral (51 e-Posters)
Varus Osteotomy as a Salvage Procedure for Young Patients With Symptomatic Patellofemoral Arthritis and Valgus Malalignment Leads to Significant Pain Reduction Maximilian Hinz, MD GERMANY
Patients who Undergo Bilateral Medial Patellofemoral Ligament Reconstruction Return to Sport at a Similar Rate as Those that Undergo Unilateral Reconstruction: A Matched Cohort Study Zachary I Li, BA UNITED STATES
Complications Following Isolated Primary Medial Patellofemoral Ligament Reconstruction for Recurrent Patellar Dislocations: A Systematic Review Harkirat Jawanda, BS UNITED STATES
The Application of Ultrasound Guided Knee Arthroscopy for Calcified Patellar Tendinopathy in Elite Weight Lifter George D. Tsikouris, MD GREECE
Sensitivity of Magnetic Resonance Imaging for Detection of Medial Patellofemoral Ligament Injury Harrrison A. Volaski, MD UNITED STATES
Arthroscopic Surgery vs. Physical Therapy for Treatment of Patellar Tendinopathy: A Systematic Review Jonathan J Lawson UNITED STATES
Early Safety Report on the Novel Multi-Direction Tibial Tubercle Transfer System (MD3TTM) for Tibial Tubercle Osteotomy: A Cohort Study Seth L. Sherman, MD UNITED STATES
Patient Self-Administered Virtual Clinical Examination of Patellofemoral Instability: Inception of Concept and Call for Consensus Tarek Boutefnouchet, MBChB MRCS PGCMed MSc FRCS (Tr&Orth) Dip. FIFA Med UNITED KINGDOM
Patellar Descent in Patients with Open Physis in Medial Patellofemoral Ligament Reconstruction Lucas Marangoni, MD ARGENTINA
The Severity of Trochlea Dysplasia can be Determined by the Height of the Pathologic Double Contour (hPDC) Saket Raj Bonde, M.S. Orthopedics UNITED KINGDOM
Patellar Instability: A Modified Delphi Consensus Statement Michael J Alaia, MD UNITED STATES
Radiological Indicators of Patellofemoral Instability in Asian Patients Wen Qiang Lee, MBBS SINGAPORE
Acute Combined Quadriceps Tendon Medial Patellofemoral Ligament Reconstruction and Osteochondral Fixation for Osteochondral Defects Secondary to Patella Dislocation John Patrick Scanlon, MB, BCH AUSTRALIA
Clinical Outcomes and Return to Sport Following Patellofemoral Osteochondral Allograft With and Without Concomitant Tibial Tubercle Osteotomy: A Retrospective Cohort Study Amanda Avila, MPH UNITED STATES
Arthroscopy-Controlled Medial Reefing And Lateral Release For Recurrent Patellar Dislocation: Clinical, Radiologic Outcomes And Complications Kyung Wook Nha , Prof KOREA, REPUBLIC OF
Concomitant Anterior Medializing Osteotomy and MPFL Reconstruction Improves Patella Tilt When Compared to MPFL Reconstruction Alone: A Retrospective Comparison Cohort Study of Patients with Elevated TT-TG Daniel W. Green, MS, MD UNITED STATES
Utility of Arthroscopic Measurements During Patellofemoral Instability Surgery Miho J. Tanaka, MD, PhD UNITED STATES
Ultrasound-Based Patellar Glide Test: A New Dynamic Assessment of Patellar Instability Miho J. Tanaka, MD, PhD UNITED STATES
MRI Findings Pre and Postoperatively After Arthroscopic Deepening Trochleoplasty and MPFL-Reconstruction Lars Blønd, MD DENMARK
Comparison Of Responses Between The Koos And Norwich In Patellofemoral Instability Patients Elizabeth A. Arendt, MD UNITED STATES
Trochlear Position Influences Patellar Tracking and J Sign During Active Knee Extension Miho J. Tanaka, MD, PhD UNITED STATES
Socioeconomic Predictors of Time to Initial Evaluation, Time to Surgery, and Postoperative Outcomes Among Medial Patellofemoral Ligament Reconstruction Patients Kirk Anthony Campbell, MD UNITED STATES
Factors That Predict Success Rate and Return to Sport in Arthroscopic Patellar Tendinopathy Surgery: A Systematic Review David C. Flanigan, MD UNITED STATES
Medial Patellofemoral Ligament (MPFL) Reconstruction Using a Pedicled Quadriceps Tendon Graft as a Revision to Prior, Unsuccessful Operations Tilemachos Papageorgiou, MD GREECE
Long-Term Outcomes of Recession Wedge Trochleoplasty For Patellar Instability: Clinical and Radiological Results Nicolas Pujol, MD FRANCE
Comparison of Open Versus Arthroscopic Surgical Outcomes for Patellar Tendinopathy: A Systematic Review David C. Flanigan, MD UNITED STATES
Clinical Outcomes of Medial Quadriceps Tendon Femoral Ligament Reconstruction Versus Medial Patellofemoral Ligament Reconstruction for Lateral Patellar Instability: A Matched-Cohort Study Kirk Anthony Campbell, MD UNITED STATES
Medial Patellotibial Ligament (MPTL) Reconstruction for Patellar Instability: Long Term Outcomes Stefano Zaffagnini, MD, Prof. ITALY
Return to Sports After Surgical Treatment for Patellofemoral Instability Yuka Kimura, MD, PhD JAPAN
Magnetic Resonance Imaging Overestimates Patellar Height Compared With Radiographs Juan Pablo Martinez-Cano, MD, MSc, PhD COLOMBIA
Intra-Articular Femorotibial Rotation is Associated with Tibial Tubercle-Trochlear Groove Distance Daniel W. Green, MS, MD UNITED STATES
Analysis Of Validity Of TTTG Distance Using Dynamic 3D Printed Knee In Various Flexion Angles With CT and CAD As Controls Deepak Goyal, MBBS, MS(Ortho), DNB(Ortho), Prof INDIA
Superolateral Hoffa's Fat Pad Edema and Patellar Malalignment: Case Series Fernando Martin, MD CHILE
Equivalent Outcomes in MPFL Reconstruction and Tibial Tubercle Osteotomy Versus Isolated MPFL Reconstruction without Increased Morbidity Kimberley Kai Lun, MD, BMedSci (Hons) AUSTRALIA
Functional Outcomes after Medial Patellofemoral Ligament Reconstruction is Influenced By Body Mass Index Saket Raj Bonde, M.S. Orthopedics UNITED KINGDOM
Short-Term Outcomes of Miniplate-Based Fracture Fixation for Comminuted Patellar Fracture: A Case Series Study Seung Jin Yoo, MD KOREA, REPUBLIC OF
Outcomes and Complications Following Medial Patellofemoral Ligament Reconstruction Utilizing a Single Converging Patella Tunnel Technique with Gracilis Tendon Autograft: Minimum 2-year Followup Fares Uddin, MD, MRCSI, SB-ORTH BAHRAIN
Influence of Knee Malposition on Radiographic Measurements of Patella Alta Miho J. Tanaka, MD, PhD UNITED STATES
MRI Measurement of TT-TG Can Change Without Intervention: An Analysis of Sequential Pre-Operative MRIs in PFI patients Daniel W. Green, MS, MD UNITED STATES
Influence of Limb Position during Imaging on the Measurement of Femoral Neck Anteversion Angle Rika Shigemoto, MD JAPAN
One-Step Treatment For Cartilage Lesions In The Patella: Randomized Preclinical Study In New Zealand Rabbits Juan Pablo Martinez-Cano, MD, MSc, PhD COLOMBIA
Augmentation Of Medial Patellofemoral Ligament Repair With A Bio-Inductive Scaffold Merrick Jay Wetzler, MD UNITED STATES
Double-bundle medial patellofemoral ligament reconstruction using patellar suture anchor fixation for patellar instability: A prospective study with 5-year follow-up Sung Yup Hong, MD KOREA, REPUBLIC OF
Axial Patello-Trochlear Overlap on MRI: A Reliable Alternative for the Evaluation of Patellar Height Tamer Sweed, FRCS(Orth) UNITED KINGDOM
Assessment of Trochlear Length on Sagittal Magnetic Resonance Imaging Miho J. Tanaka, MD, PhD UNITED STATES
Derotational Distal Femoral Osteotomy for Patients with Recurrent Patellar Instability and Increased Femoral Antetorsion Improves Knee Function and Adequately Treats Both Torsional and Valgus Malalignment Maximilian Hinz, MD GERMANY
Arthroscopic Fat Pad Resection Leads to Favorable Outcomes with Low Rates of Recurrence in Athletes With Infrapatellar Impingement Joseph C. Brinkman, MD UNITED STATES
Assessment of Trochlear Cartilage Thickness and Volume Using Sagittal Magnetic Resonance Images to Quantify Trochlear Dysplasia: A Matched-Cohort Study Nicholas Peter James Perry, MD UNITED STATES
Tibial Tubercle-Trochlear Groove (TT-TG) Distance Is Less Predictive Of Patellofemoral Instability Risk Than Three-Dimensional (3D) Trochlear Groove Curvilinearity John P. Fulkerson, MD UNITED STATES
Medial Quadriceps Tendon Femoral Ligament (MQTFL) Reconstruction Compared With Medial Patellofemoral Ligament (MPFL) Reconstruction: Short-Term Results from a Small Case Series Alexander Golant, MD UNITED STATES
The Prevalence of Associated Anatomical Risk Factors for Patellofemoral Joint Pathology in Patients Undergoing Rotational Osteotomy and the Implications for Surgical Management Martyn Snow, FRCS UNITED KINGDOM

Shoulder - AC Joint (6 e-Posters)
Arthroscopically Assisted Double-Loop Suture Repair For Acute Acromioclavicular Joint Disruption Frantzeska Zampeli, MD, PhD GREECE
Semitendinosus Autograft for Reconstruction of Chronic Acromio-Clavicular Joint Dislocations. A Safe, Cheap and Effective Alternative Avinash Mahender, MBBS, D.ortho, DNB ortho INDIA
Hybrid Coracoclavicular and Acromioclavicular Reconstruction In Chronic Acromioclavicular Joint Dislocations Yields Good Functional and Radiographic Results Simone Cerciello , DR ITALY
Our Experience In Anatomic Arthroscopic Reconstruction of Acromioclavicular Joint Dislocation Injuries Using Tendon Allograft And A Synthetic Coracoclavicular Suspensory Loop Device: A Retrospective Observational Case-Study Monica Sánchez Santiuste, MD SPAIN
Modified Weaver-Dunn Procedure in Neglected Acromioclavicular Joint Injury - Study Of Functional Outcome Prasad Soraganvi, MBBS, MS, DNB, MRCS, SICOT-dip INDIA
Treatment Options for Acute Rockwood III–V Acromioclavicular Dislocations: A Network Meta-Analysis of Randomized Control Trials Andrew S. Bi, MD UNITED STATES

Shoulder - Arthroplasty (20 e-Posters)
Against Surgeons’ Advice: The Return to Sport in High Demand Weightlifters Following Anatomic Total Shoulder Arthroplasty at Average 3.6 Years Follow-Up Andrew R. Ames, DO UNITED STATES
Bilateral Inlay Total Shoulder Arthroplasty. Midterm Functional Outcomes Luis A Vargas, MD, PhD UNITED STATES
Risk Factors For Abduction Notching After Reverse Total Shoulder Arthroplasty Hyeon Jang Jeong, MD, PhD KOREA, REPUBLIC OF
Biomechanical Consequences of Glenoid and Humeral Lateralization in Reverse Total Shoulder Arthroplasty Joo Han Oh, MD, PhD KOREA, REPUBLIC OF
Reverse Total Shoulder Arthroplasty Pain and Function: New Perspectives from a 10-Year Multicenter Study at the 7-Year Time Point John Nyland, EdD, DPT UNITED STATES
Substantial Clinical Benefit Values Demonstrate A High Degree Of Variability When Stratified By Time And Geographic Region Cory Hewitt, MD UNITED STATES
Prosthesis Design And Surgical Technique Impact In-Vivo Contact Patterns After Reverse Shoulder Arthroplasty During Abduction Gillian Kane, BS UNITED STATES
Effects of Subscapularis Repair in the Reverse Total Shoulder Arthroplasty: Difference in Those with Intact or Poor Subscapularis Tendon Cheol Hwan Kim, MD KOREA, REPUBLIC OF
Use of Custom Glenoid Components for Reverse Total Shoulder Arthroplasty Piotr Lukasiewicz, MD, PhD POLAND
A 135° Short Inlay Humeral Stem Leads to Comparable Radiographic and Clinical Outcomes Compared to a Standard-Length Stem for Reverse Shoulder Arthroplasty Brandon Erickson, MD UNITED STATES
A Randomized Controlled Trial Demonstrating Improved Accuracy of Novel, Cost-Effective Patient-Specific Glenoid Drill Guides During Anatomic Total Shoulder Arthroplasty Zeeshan Khan, BA UNITED STATES
Short-Term Outcomes of an Augmented Baseplate in Reverse Total Shoulder Arthroplasty: A Prospective Multicenter Study John Nyland, EdD, DPT UNITED STATES
Social Determinants of Health Influence Clinical Outcomes of Patients Undergoing Rotator Cuff Repair: A Systematic Review Krishna Mandalia, BS UNITED STATES
Readmission and Adverse Events: Total Shoulder Versus Hip and Knee Arthroplasty Michael C. Dean, BA UNITED STATES
Can We Accelerate Rehabilitation Following Reverse Shoulder Arthroplasty? A Systematic Review Nikolaos Platon Sachinis, MD, PhD GREECE
Computational and Experimental Based Guidance for Personalized Implant Selection and Alignment in Reverse Total Shoulder Arthroplasty Rony-Orijit Dey Hazra, MD, Dr.med. UNITED STATES
Lower Cortical Core Thickness and Bone Mineral Density Does Not Lead to Inferior Outcomes After Reverse Shoulder Arthroplasty Denny T. T. Lie, MBBS, FRCS, FAMS SINGAPORE
Comparison of Outcomes Of Reverse Shoulder Arthroplasty in Patients With Dislocation Arthropathy With Matched Cohort Of Patients With Glenohumeral Osteoarthritis With Severe Glenoid Bone Loss Piotr Lukasiewicz, MD, PhD POLAND
Comparison Study Of Patients Older And Younger Than 70 Years Of Age With The Same Stemless Anatomic Total Shoulder Replacement Maciej J K Simon, MD, PhD GERMANY
Shoulder arthroplasty is a viable option in the management of native glenohumeral joint infections – a systematic review. Shahbaz S. Malik, BSc, MB BCh, MSc (Orth Engin), LLM, FRCS (Tr&Orth) UNITED KINGDOM

Shoulder - Fractures (10 e-Posters)
Shared Decision-Making and Outcomes of Operative vs. Non-Operative Treatment of Clavicle Fractures in Adolescents based on Racial, Ethnic, and Sex-Based Differences Ben E. Heyworth, MD UNITED STATES
Graft Augmented Osteosynthesis Of Proximal Humerus Fractures In Osteoporotic Patients Ravi G R, MBBS,MS orthopaedics INDIA
Promising Results of Anterior Bridge Plating for Adult Humeral Shaft Fractures Through Minimally Invasive Plate Osteosynthesis (MIPO) Technique
Arthroscopic Reconstruction of Comminuted Glenoid Fractures Using Distal Tibia Allograft Results In Excellent Post-Operative Outcomes Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
Coraco-Clavicular Ligament Reconstruction for Displaced Distal Clavicle Fractures Has A Lower Complication Rate Than Hook Plate But Excellent Union Rate and Comparative Functional Outcome: A Systematic Review and Meta-Analysis Shahbaz S. Malik, BSc, MB BCh, MSc (Orth Engin), LLM, FRCS (Tr&Orth) UNITED KINGDOM
Survivorship Following Glenoid Microfracture In Active-Duty Military Patients: 5-Year Follow-Up John P Scanaliato, MD UNITED STATES
Influence Of Different Reconstruction States In ACL-Deficient Knee With Associated Borderline Knee Bankart Fracture: A Biomechanical Cadaveric Study Grégoire Thürig, MD SWITZERLAND
Comparitive Study Of Clavicle Fracture Fixed With Mippo Fixation V/S Open Reduction Ravi G R, MBBS,MS orthopaedics INDIA
THE ROLE OF ARTHROSCOPY IN SHOULDER FUNCTION RESTORATION AFTER PROXIMAL HUMERAL FRACTURE MALUNION George D. Tsikouris, MD GREECE
Intramedullary Osteosynthesis Of Midshaft Clavicle Fractures Dmitriy Nosivets, MD, PhD. Prof UKRAINE

Shoulder - Instability (34 e-Posters)
Low Revision Rate After Arthroscopic Management of Shoulder Instability in Collegiate American Football Players Camila Grandberg, MD UNITED STATES
Recurrent Shoulder Dislocations Prior to Labral Repair is Associated with Increased Risk of Reoperation for Instability: A Large Matched Cohort Insurance Database Analysis Brian Forsythe, MD UNITED STATES
Ultrasound Assessment Of Anterior Humeral Head Translation In Patients With Anterior Shoulder Instability Jumpei Inoue, MD UNITED STATES
Arthroscopic PRP Injected at the Repair Site After Labrum Repair in Unstable Shoulders Give Improved Structural and Functional Outcomes: A Case Control Study Nitesh Gahlot, MBBS, MS Ortho, DNB Ortho, FACS, MNAMS INDIA
Imaging Analysis of Arthroscopic Shoulder Stabilization: Comparison of Repair in the Beach Chair vs. the Lateral Decubitus Position Alex Lencioni, MD UNITED STATES
Biomechanical Evaluation of Fixation Strengths of the Screw and Button Constructs in the Latarjet Procedure: A Cadaveric PSI Guided Latarjet Study Ashish Gupta, MBBS, MSc, FRACS, FAORTHOA AUSTRALIA
Anterior Glenohumeral Capsular Ligament Reconstruction With Hamstring Autograft for Internal Impingement With Anterior Instability of the Shoulder In Overhead Athletes Tadanao Funakoshi, MD, PhD JAPAN
Minimum 10-Year Outcomes Of Arthroscopic Capsulolabral Repair for Posterior Shoulder Instability Maria E Dey Hazra, MD, Dr. med. GERMANY
Arthroscopic Coracoclavicular Stabilization with Augmentation of Acromioclavicular (AC) Ligament for Acute Severe AC Dislocation Daichi Morikawa, MD, PhD JAPAN
Epidemiologic Analysis Of Sports Related Shoulder Dislocations Presenting to the Emergency Department Stratified By Age Maxwell T Trudeau, BS UNITED STATES
Poor Clinical Outcomes and High Rates Of Recurrent Instability After Treating Seizure-Related Shoulder Injuries Pietro S. Randelli, MD, Prof. ITALY
Arthroscopic Latarjet Procedure Using Fibertape Cerclage – Clinical Outcome With Return To Work And Sports Sujit Jos, MS(Ortho), FRCS Glas., MCh(Ortho), MRCS Ed. INDIA
The Biomechanical Efficacy of Tape Cerclage as an Augment or Standalone for Coracoclavicular Ligament Reconstruction Augustus D. Mazzocca, MS, MD UNITED STATES
Arthroscopic-Assisted CC Stabilization with Anchorless Trans-Osseous Double Row AC Ligament Complex Repair: The Acute Acromioclavicular Joint Dislocation Surasak Srimongkolpitak, MD THAILAND
Epidemiology of Shoulder Instability Procedures: An Analysis of Complications and Costs Jacob D Mikula, MD UNITED STATES
Arthroscopic Inferior to Superior Capsular Shift Results in Superior Clinical Outcomes Compared to Arthroscopic Bankart Repair for the Treatment of Anterior Capsulolabral Tears After Shoulder Dislocation Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
The Influence Of Glenoidal Concavity On Shoulder Stability: A Comparison Between Computed Tomography and Magnetic Resonance Imaging Sebastian Oenning, MD GERMANY
Non-Rigid Fixation Results in Higher Failure Rates Compared to Screws Following Arthroscopic Glenoid Reconstruction Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
The Raj Kumar (RK) Test As A Pathognomonic Test For Superior Labrum Anterior Posterior (SLAP) Lesions And Shoulder Instability Rajkumar S. Amaravathi, MBBS, DNB, MNAMS, FRCS INDIA
Quality Assessment Of Youtube Content On Slap Tears Mary K. Mulcahey, MD UNITED STATES
Open and Arthroscopic Posterior Bone Block Procedures with Iliac Crest Bone Graft for Posterior Shoulder Instability are Associated with High Complication Rates and Progression to Osteoarthritis - Systematic Review of Clinical and Radiological Outcomes Shahbaz S. Malik, BSc, MB BCh, MSc (Orth Engin), LLM, FRCS (Tr&Orth) UNITED KINGDOM
Beach Chair Versus Lateral Decubitus Positioning For Primary Arthroscopic Posterior Shoulder Stabilization Bobby Yow, MD UNITED STATES
Comparison of Slap Repair and Biceps Tenodesis: A Trends and Outcome Analysis Jacob D Mikula, MD UNITED STATES
Psychological Factors Affect Return to Sport Following Surgery for Shoulder Instability: a Systematic Review Noah Mallory, BE UNITED STATES
Does the Use of a Single Anchor With Double Mattress Technique Suffice for Remplissage in Patients with Bankart and Hill Sach Lesions– An Analysis Of Clinical and Radiological Outcomes? Silvampatti Ramasamy Sundararajan, MS(Orth) INDIA
Assessing Bone Loss In The Unstable Shoulder: A Scoping Review Rachel M. Frank, MD UNITED STATES
Bankart Repair with Remplissage Restores Better Shoulder Stability than Bankart Repair Alone, and Medial or Two Remplissage Anchors Increase Stability but Decrease Range of Motion: A Finite Element Analysis Sijia Feng, MD CHINA
A Comprehensive Comparison and Evaluation of Surgical Techniques for Anterior Shoulder Instability: A Bayesian Network Meta-Analysis Rachel M. Frank, MD UNITED STATES
Influence of Graft Positioning During the Latarjet Procedure on Shoulder Stability and Articular Contact Pressure: Computational Analysis of the Bone Block Effect Clara POR Azevedo, MD, PhD PORTUGAL
Similar Results After Latarjet Procedure Between Primary Cases And Revision Cases After Prior Arthroscopic Bankart Procedure Michael E. Hantes, MD, PhD, Prof. GREECE
Outcomes of SLAP Repair vs. Biceps Tenodesis of SLAP Lesions in Females: A Retrospective Review Adeeb Jacob Hanna, BS UNITED STATES
Overhead Athletes Have Equivalent Clinical Features and Postoperative Outcomes Compared With Non-Overhead Athletes After First-Time Anterior Shoulder Instability Events Zachary J. Herman, MD UNITED STATES
Utility of Talus Osteochondral Allograft Augmentation for Hill-Sachs Lesions: A Cadaveric Study Phob Ganokroj, MD THAILAND
Clinical Outcomes, Return To Sport, And Complications After Isolated Primary Latarjet vs. Latarjet as a Revision Procedure: A Systematic Review and Meta-Analysis Garrett Jackson, MD UNITED STATES

Shoulder - Other (16 e-Posters)
Pre-Operative Topical Benzoyl Peroxide Treatment Is Effective In Reducing Cutibacterium Acnes In Shoulder Surgery: A Systematic Review Shahbaz S. Malik, BSc, MB BCh, MSc (Orth Engin), LLM, FRCS (Tr&Orth) UNITED KINGDOM
Variability In Quantifying The Hill-Sachs Lesion: A Systematic Review Rachel M. Frank, MD UNITED STATES
The Epidemiology of Sports-Related Sternoclavicular Joint Dislocations in the U.S. Cole Patrick, MD UNITED STATES
A Comparative Study of The Insertion Angles of Guidewire Between Pectoralis Major and Anteroinferior Portals in Modified Arthroscopic Bristow Procedure Sho Yamauchi, MD JAPAN
The Preoperative Prognostic Factors Influencing of Postoperative Results of Manipulation Under Anesthesia for Frozen Shoulder Yasuhiko Sumimoto, MD JAPAN
Quantitative Evaluation For Muscle Tightness Of Latissimus Dorsi; LD Angle Test Toshihiko Izumi, MD,PhD JAPAN
Preoperative PROMIS Cluster Profiles Predict Two-Year Outcomes in Shoulder Surgery Patients R Frank Henn, MD UNITED STATES
Trends In Surgical Management of Adhesive Capsulitis Jacob D Mikula, MD UNITED STATES
Comparing Surgical Outcomes Of Anterior Capsular Release Vs Circumferential Release For Persistent Capsular Siffness Rachel M. Frank, MD UNITED STATES
Surgical Treatment Options For Articular Cartilage Defects Of The Glenohumeral Joint: A Systematic Review Rachel M. Frank, MD UNITED STATES
Return To Sport After Arthroscopic HAGL Repair: A Systematic Review Nata Zwi Parnes, MD UNITED STATES
Suprascapular Nerve Decompression: An Updated Systematic Review John P Scanaliato, MD UNITED STATES
Contribution Of The Bony Bankart In Calculating Glenoid Bone Loss Isabella Bozzo, MDCM (c), M. Eng. CANADA
Arthroscopic Anatomic Glenoid Reconstruction Does Not Affect Subscapularis Muscle Compared to Latarjet Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
Posteroinferior Glenohumeral Laxity is Associated With Posterior Shoulder Tightness Among Adolescent Baseball Players Kengo Kirimura, MD JAPAN
Elective Shoulder Replacement Surgery and Perioperative Management In Canada Maciej J K Simon, MD, PhD GERMANY

Shoulder - Rotator Cuff (70 e-Posters)
Long-term Clinical Outcomes and Imaging Evaluation More than 10 years after Arthroscopic otator cuff repair Hironori Kakoi, MD, PhD JAPAN
Effects of an Abduction Brace After Shoulder Surgery on Gait Parameters and Functional Mobility Filippo Familiari, MD, Prof. ITALY
Marrow-Derived Augmentation for Primary Rotator Cuff Repair: Systematic Review and Meta-Analysis Stephen Le Breton, BS UNITED STATES
The Influence of Different Rotator Cuff Tears in Relation to Glenoid Depth on Glenohumeral Stability - A Robotic Biomechanical Analysis Sebastian Oenning, MD GERMANY
Superior Capsule Reconstruction with Long Head of the Biceps Tendon for Massive Irreparable Rotator Cuff Tears Marco Adriani, MD ITALY
Outcome Comparison Between Arthroscopic Repair of Full-Thickness Rotator Cuff Tear and Partial-Thickness Rotator Cuff Tear Andres Eduardo Rodriguez Borgonovo, MD AUSTRALIA
Scaffold and Graft-Based Biologic Augmentation of Rotator Cuff Repair: An Updated Systematic Review and Meta-Analysis for 2010-2022 Albert Mousad, BS UNITED STATES
Musculotendinous Junction Rotator Cuff Tear - Early Functional Outcomes And Repair Technique In A Single-Surgeon Case Series Of 6 Patients Cheryl Gatot, MD SINGAPORE
Which Factors Will Influence the Clinical Outcomes of Superior Capsular Reconstruction Surgery? Sukwoong Kang, MD KOREA, REPUBLIC OF
Ultrasound and Magnetic Resonance Imaging Diagnosis for Rotator Cuff Ruptures: Does Acromial Morphology Affect Results? Patricio Melean, MD CHILE
Thresholds For Preoperative Opioid Use In Arthroscopic Rotator Cuff Repair That Negatively Influence Postoperative Clinical Outcomes Michael Andrew Fox, MD UNITED STATES
Superiore Capsular Reconstruction Using the Long Head Of Biceps Tendon With Good Clinical and Radiographical Outcome Andreas Voss, MD GERMANY
Clinical Results And Retear Rates After Arthroscopic Rotator Cuff Repair With Manipulation Under Anesthesia Yoshitsugu Takeda, MD, PhD JAPAN
Utilization of Injectable Biologic Augmentation in Primary Rotator Cuff Repair: Systematic Review Stephen Le Breton, BS UNITED STATES
Muscle Edema of Retraction and Pseudo Fatty Infiltration After Traumatic Rotator Cuff Tears as an Experimental Model in Sheep Tiago Martinho, MD SWITZERLAND
Gender Analysis of Rotator Cuff Repair Utilization and Outcomes Zachary Logan LaPorte, BA UNITED STATES
Virtual Reality Rehabilitation for Patients with Shoulder Disorders Umile Giuseppe Longo, MD, MSc, PhD, Prof. ITALY
Usability of the Dynamic Assessment of the Supraspinatus Using Ultrasonography Junsuke Miyasaka, MS JAPAN
The Effect On Healing Rate of the Addition Of A Bioinductive Implant To A Rotator Cuff Repair. The Results Of A Randomized Controlled Trial in 124 Subjects. Miguel Angel Ruiz Iban, MD, PhD SPAIN
Efficacy of Marrow-Stimulating Technique Through Nanofractures of the Greater Tuberosity in Arthroscopic Rotator Cuff Repair Francesco De Filippo, MD ITALY
Cuff Plus Procedure for the Treatment of Large to Massive Rotator Cuff Tears Francesco De Filippo, MD ITALY
Is Superior and Posterior Capsular Release More Effective Than Superior Capsular Release Alone in Arthroscopic Repair of Large to Massive Rotator Cuff Tear? Jung-Taek Hwang, MD, PhD KOREA, REPUBLIC OF
The Role Of Coracoacromial Ligament Degeneration in Massive Rotator Cuff Tear: Association with Tear Patterns and Re-tear Rate Hao-Chun Chuang, MD TAIWAN
Arthroscopic Repair of Displaced Greater Tuberosity Fractures: Outcomes and Radiographic Consolidation Pablo A. Narbona, MD ARGENTINA
Factors Affecting Clinical Results of Re-Tear Cases After Arthroscopic Repair of Large and Massive Rotator Cuff Tears Hideyasu Kaieda, MD JAPAN
Structured Exercise Therapy Improves Shoulder Function and Patient Reported Outcomes Without Increasing Tear Size for Individuals With Isolated Supraspinatus Tear Richard E Debski, PhD UNITED STATES
Does Rotator Cuff Tear Morphology Affect Clinical Outcomes Post-Surgical Repair In Large To Massive Tears? Denny T. T. Lie, MBBS, FRCS, FAMS SINGAPORE
Arthroscopic Margin Convergence Rotator Cuff Repair Without Suture Anchors – Outcome and Prognostic Factors S. Ali Ghasemi, MD UNITED STATES
Does Cold Therapy Reduce Pain After Arthroscopic Rotator Cuff Surgery: A Randomized Controlled Trial Christoffer von Essen, MD, PhD SWEDEN
Conservative Treatment For Full-Thickness Supraspinatus Tendon Tears: Efficacy And Prognostic Factors Thomas Kappe, MD, Prof. GERMANY
Functional and Structural Outcomes after Arthroscopic Rotator Cuff Repair with or without Preoperative Corticosteroid Injections Sijia Feng, MD CHINA
A Cohort Study on Influence of Rotator Cuff Muscle Strength in Functional Outcomes of Arthroscopic Rotator Cuff Repair Rajkumar S. Amaravathi, MBBS, DNB, MNAMS, FRCS INDIA
Minimal Inter-Surgeon Agreement on the Diagnosis of Pseudoparalysis in Patients with Massive Rotator Cuff Tears Zeeshan Khan, BA UNITED STATES
Tenodesis of Long Head of Biceps Tendon Does Not Affect Outcome after Rotator Cuff Reconstruction Thomas Kappe, MD, Prof. GERMANY
Type-II Re-Tears Found to be Higher in the Knot-Tying Suture Bridge Rotator Cuff Repair: A Systematic Review and Meta-Analysis Niti Prasathaporn, MD THAILAND
Unsupervised Machine Learning To Identify Clinically Meaningful Subgroups in Patients Undergoing Arthroscopic Rotator Cuff Repair Brian Forsythe, MD UNITED STATES
Evaluated The Effective Of Tendon Healing After Rotator Cuff Repair Used Modified Mason-Allen Suture Technique Combined With Microfracture Procedure Trần Trung Dũng, Professor, MD, PhD VIETNAM
Disparities In Access To Operative Management Of Rotator Cuff Tears: A Nationwide Sampling Zachary Logan LaPorte, BA UNITED STATES
Progression of Symptomatic Partial-Thickness Rotator Cuff Tears Association With Initial Tear Involvement and Work Level Sung-Cheon Na, MD KOREA, REPUBLIC OF
Comparison of Tear Characteristics, Outcome Parameters and Healing In Traumatic and Non-Traumatic Rotator Cuff Tear: A Prospective Cohort Study Souvik Paul, MBBS, MS Orthopedics (AIIMS), DNB, MCh, Dip SICOT INDIA
Radiological Evaluation Of Rotator Cuff Healing and Its Clinical Correlation After Arthroscopic Repair of Rotator Cuff Tear By Single Row Technique Vinod Kumar, MBBS, MS, DNB, MNAMS INDIA
A Diagnostic Subacromial Injection of Local Anesthetic Significantly Improves the Efficacy of Arthroscopic Shoulder Subacromial Decompression John G. Lane, MD UNITED STATES
Minimal Clinically Important Difference (MCID) of the Oxford Shoulder Score for Arthroscopic Rotator Cuff Repair at 5 Years Post-Operatively Merrill Lee, MBBS, MRCS(Edin) SINGAPORE
Minimum 10-Year Outcomes of Partial Rotator Cuff Repairs – Failure Rates and Clinical Significance Rony-Orijit Dey Hazra, MD, Dr.med. UNITED STATES
Analyses of Biopsied Tissues in Autologous Tenocyte Therapy for Treatment of Tendinopathy Katie Wang , MD AUSTRALIA
Surgical Outcome Following Arthroscopic Rotator Cuff Tear Repair in a Low-Income Population: Quality of Life Improvement Mohamed Amine Gharbi , MD TUNISIA
Acromiohumeral Center Edge Angle For Predicting Degenerative Rotator Cuff Tear In Aging Patients: A Retrospective Study Sittan Aimprasittichai, MD THAILAND
Chronicity is Associated With the Glenohumeral Synovitis in Patients with a Rotator Cuff Tear Du-Han Kim, Prof. KOREA, REPUBLIC OF
Allograft Augmentation of Irreparable Supraspinatus Tendon Tears, High Graft Healing Rate with Improved Clinical Function: A Case Series Study Mark David Haber, MBBS, FRACS AUSTRALIA
Influence of the Pattern of Rotator Cuff Tear in the Stability Obtained After Arthroscopic Superior Capsular Reconstruction: A Computational Analysis Ana Catarina Por Ângelo, MD PORTUGAL
Comparable Short and Mid-Term Clinical Outcomes Between Subacromial Balloon Spacer Implantation and Partial Rotator Cuff Repair with Concomitant Biceps Tenotomy versus Tenodesis Zeeshan Khan, BA UNITED STATES
Histopathology Of Long Head Of Biceps Tendon Removed During Tenodesis Demonstrates Degenerative Histopathology and Not Inflammatory Changes Maciej J K Simon, MD, PhD GERMANY
Radiological Healing of The Rotator Cuff On MRI Does Not Correlate With Functional Outcomes After Arthroscopic Rotator Cuff Repair Tarun Goyal, MBBS, MS, DNB, MCh, FRCS (Edin) INDIA
The Functional Outcome Of Arthroscopic Subscapularis Tendon Repair Through Anterolateral Viewing Portal Using Lasso-Loop Technique Prince Shanavas Khan, D' ORTHO, M.S. ORTHO INDIA
Racial Disparities in Utilization and Perioperative Metrics in Rotator Cuff Repair in a U.S. Inpatient Database Brian Forsythe, MD UNITED STATES
Cannabidiol for Post-Operative Pain Control after Arthroscopic Rotator Cuff Repair Demonstrates No Functional Deficits at 1-Year Michael J Alaia, MD UNITED STATES
Efficacy of MRI Imaging Versus Reports On Surgical Decision Making In the Shoulder Maciej J K Simon, MD, PhD GERMANY
Risk Factor for Failure after Arthroscopic Rotator Cuff Repair with Muscle Advancement and Artificial Biomaterial Reinforcement Shin Yokoya, MD, PhD JAPAN
Does the Critical Shoulder Angle Correlate with Patient Outcomes after Arthroscopic Rotator Cuff Repair? Mariano López Franco, MD, PhD SPAIN
Effect of Polydeoxyribonucleotide and Polynucleotide on Healing and Fatty Degeneration of Rotator Cuff in Hypercholesterolemic Rat model Jung-Taek Hwang, MD, PhD KOREA, REPUBLIC OF
An Analysis Of Shoulder Surgeon Volume On Competency, Hospital Costs And Adverse Events: A Systematic Review Rachel M. Frank, MD UNITED STATES
Footprint Preservation Enhances Functional and Structural Outcome After Rotator Cuff Repair Marco Adriani, MD ITALY
Partial Thickness Rotator Cuff Tears: Retear Rate and Functional Outcome Following an Arthroscopic Tear Completion and Suture-Bridge Technique Suggests a Specific Rehabilitation Plan Mark David Haber, MBBS, FRACS AUSTRALIA
Non-Selective NSAIDs Provide Good Clinical Outcomes and Do Not Increase Retear rates post-arthroscopic rotator cuff repair: A systematic review and meta-analysis Denny T. T. Lie, MBBS, FRCS, FAMS SINGAPORE
Extended Skin Cleaning On The Shoulder With Chlorhexidine Reduces The Cutaneous Bacterial Load But Fails To Decrease Suture Contamination In Patients Undergoing Arthroscopy Rotator Cuff Repair Chih-Kai Hong, MD TAIWAN
Arthroscopic In-Situ Biceps Tenodesis for the Treatment of Massive Irreparable Rotator Cuff Tears David Swanson, MD, MS UNITED STATES
Clinical and Radiological Outcomes of Arthroscopic Repair for Delaminated Rotator Cuff Tear vs. Non-Delaminated Tear Kengo Kirimura, MD JAPAN
Which Images Are Most Useful For Measuring Acromiohumeral Distance To Predict Rotator Cuff Integrity After Arthroscopic Rotator Cuff Repair? Yoshitsugu Takeda, MD, PhD JAPAN
Impact of Patient Resilience on Rotator Cuff Repair Post-Operative Outcomes Ryan W. Paul, BS UNITED STATES
Primary Cuff Repair Augmented With Balloon Spacer in a Majority Massive Rotator Cuff Tear Series - A Short Term Outcome and Imaging Study Seng Juong Wong, MBChB, MRCS SINGAPORE

Sports Medicine (50 e-Posters)
Indirect Rectus Femoris Injury Mechanisms in Professional Soccer Players: Video Analysis and MRI Findings Aleksi Jokela, MD, PhD FINLAND
Sports Orthopedic Surgeons & Physical Therapists Agree That a Hybrid Model Is the Future of Telerehabilitation Zachary I Li, BA UNITED STATES
Precision Of Radiostereometric Analysis For Use In Biomechanical Experiments – Evaluation And Comparison With A 3D Camera System Adrian Deichsel, MD GERMANY
Synthesis and Characterization of Carbonaceous Derivatives With Potential Application in Suture Anchors, Interference Screws and in the Surgical Area Saulo Afonso Afonso De Almeida Filho, PhD BRAZIL
Long-Term Outcomes Demonstrate Arthroscopic Surgery is Equivalent to Open Treatment of Femoroacetabular Impingement Syndrome Benjamin G. Domb, MD UNITED STATES
Extracorporeal Shock Wave Therapy In Runners With Plantar Fasciitis Masaaki Takahashi, MD, PhD JAPAN
Perceptions and Opinions on Cannabidiol Among Sports Medicine Orthopaedic Surgeons Zachary I Li, BA UNITED STATES
Potential Applications of Carbonaceous Derivatives in Surgical Implants, with a Focus on Suture Anchors and Interference Screws Saulo Afonso Afonso De Almeida Filho, PhD BRAZIL
Physical Examination vs. Ultrasonography for Detection of Ulnar Nerve Subluxation in Professional Baseball Pitchers Ryan W. Paul, BS UNITED STATES
Mechanisms of Hamstring Injury in Professional Soccer Players: Video Analysis and MRI Findings Aleksi Jokela, MD, PhD FINLAND
The Effect of the COVID-19 Pandemic on the Time to Publication Among Orthopaedic Sports Medicine Journals Matthew J. Kraeutler, MD UNITED STATES
Using Fitbit To Monitor Our Patients In The Post-Operative Phase Martinique Vella-Baldacchino, MD, MRCS, PG CERT (HEALTH LEADERSHIP), IOC DIp Spo UNITED KINGDOM
Publishing Characteristics Of Sports Medicine Research Over A 15-Year Time Interval: A Review of the Journal of Bone and Joint Surgery from 2007-2021 Jack A Blitz, MS UNITED STATES
Referent Weight-Bearing Values And Distribution Patterns In Walking, Ground, Treadmill And Elliptical Jogging: What The Orthopedist Needs To Know Yonatan Kaplan, PhD, MSc(Med), BSc(Physio) MAPA ISRAEL
A Comparison of The Effect Of Osteochondral Defect Size On Joint Contact Pressure Between Cadaver and Caprine Models Asher Lichtig, MD UNITED STATES
Quadriceps Tendon Tears in The National Basketball Association: Player Performance is Regained Within Two Seasons Sailesh Vardhan Tummala, MD UNITED STATES
Identifying and Promptly Attending Red S in Athletes Paulina Navarro Torres Arpi, MD MEXICO
Return to Sports, Recreational Activity and Type of Sports after Elective Spine Surgery in Elderly Population Kazumi Goto, MD JAPAN
Women In Leadership In Orthopaedic Sports Medicine Societies Throughout The World Grace Tanguilig, BS UNITED STATES
Computer-Assisted Periacetabular Osteotomies Achieve Similar Lateral Center Edge Angles With Decreased Intraoperative Radiation Compared to Conventional Techniques: A Systematic Review Benjamin G. Domb, MD UNITED STATES
A Systematic Review of the Literature Surrounding Diversity in Orthopaedic Surgery and Other Surgical Specialties Rishi Trikha, MD UNITED STATES
Quadricep Muscle Injuries in Major League Soccer: A Decade Long Analysis of Injury Rate, Associated Factors, and Return to Play Brian Forsythe, MD UNITED STATES
Radiological and Functional Outcomes After Management of Clavicle Mid-Shaft Fractures Conservatively Versus Open Reduction & Internal Begad H. M. Z. Abdelrazek, MSc, MD, FRCS Trauma and Orthopedics EGYPT
A Multi-Center Epidemiologic Analysis of the Injuries Affecting Female and Male Collegiate Basketball Players Rishi Trikha, MD UNITED STATES
Immersive Virtual Reality for Patient-Specific Preoperative Planning: A Systematic Review Reva Ye Qiu, BSc CANADA
Lower Extremity Return to Sport Testing: A Systematic Review Christopher Douglas Bernard, MD UNITED STATES
Acute Changes in MRI and Knee Function After Extreme Triathlon Daniel T. Oliveira, MD, MSc, PhT BRAZIL
Return to Play, Performance, and Economic-Analysis Following Lisfranc Injuries in the National Football League Cale A. Jacobs, PhD UNITED STATES
Osteochondral Autograft Transfer Has Good Outcomes In Patients Younger Than 40 Years Old, and Only Fair Outcomes In Patients Older Than 40 Years Old Francisco Figueroa, MD CHILE
Defining Parameters For Surgical Correction And Outcomes For Femoroacetabular Impingement Through Consensus (Define) Using A Modified Delphi Approach Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Clinical Results of Surgical Treatment of Athletic Pubalgia Joao Vitor De Castro Fernandes, MD, MSc BRAZIL
Patient Preferences of Social Media Content by Sports Medicine Surgeons Mary K. Mulcahey, MD UNITED STATES
The Covid Rebound Effect: Incidence of Tendon Rupture Surgeries in the Peri-Pandemic Covid Era Andrew S. Bi, MD UNITED STATES
Endoscopic Extra-Articular Medial Parameniscal Cyst Excision- Our Experience Suresh Perumal, MS(Orth) INDIA
Incidence of Musculoskeletal Injuries In University Rugby-7s: A 6-Year Prospective Epidemiological Investigation Victor Lopez Jr., DO UNITED STATES
Patient-Specific Prescription of Aspirin as Thromboprophylaxis After Total Hip or Total Knee Arthroplasty: Case-Control Study with Propensity Score Matching Jean-Yves Jenny, Prof. FRANCE
MRI Bone Window Imaging Following OCD Fixation with Bone Grafting Cole Jacob Homer UNITED STATES
Toxicological Study of the Magnesium Alloys Mg-(Li)-Y and Mg-Ca-Zn-Mn for Biodegradable Bone Implants Vojtech Havlas, Prof., MD, PhD. CZECH REPUBLIC
Energy Deficiency, Passion Scale, And Burnout For Male And Female College Athletes Christopher Douglas Bernard, MD UNITED STATES
Telesurgery Mentoring to Teach Arthroscopic Shoulder Surgery In Developing Countries William B Stetson, MD UNITED STATES
Kinesiotaping In Orhopedic Medicine: Myths And Facts Yonatan Kaplan, PhD, MSc(Med), BSc(Physio) MAPA ISRAEL
Latarjet - Limit Unique Coracoid Oateotomy Sutuer Button Latarjet Wei Lu, MD, PhD, Prof. CHINA
Electromyography of the Pectoralis Major Muscle after Surgical Reconstruction of Chronic Tendon Rupture
Functional Performance of the Upper Limb and the Most Common Boxing-Related Injuries In Male Boxers: A Retrospective, Observational, Comparative Study With Non-Boxing Population Antonios T. Kouzelis, MD, PhD GREECE
Baseball Pitching Literature is More Common and Impactful Than Softball: Identification of Disparity in Sport Research Justin James Greiner, MD UNITED STATES
Influence of Staphylococcus Epidermidis on Collagen Crimp Patterns of Soft Tissue Allograft David C. Flanigan, MD UNITED STATES
Superior Capsular Reconstruction: A Biomechanical Analysis of Different Anchor Constructs Zeeshan Khan, BA UNITED STATES
Onlay Versus Inlay Biceps Tenodesis for Long Head Biceps Tendinopathy: A Systematic Review and Meta-Analysis Harkirat Jawanda, BS UNITED STATES
Skating Position = Pain in the Knee Joint? Is There a Relationship Between Muscle Strength Imbalance and the Occurrence of a "Jumper's Knee" in Professional Speed Skaters? Natalia Mrozinska, MSc POLAND
Efficacy of Extracorporeal Shockwave Therapy to Accelerate the Healing for Osteochondral Injury in a Pig Model Joji Iwase, MD JAPAN

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