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Former Chief of Orthopaedics Cantonsspital, Fribourg, Switzerland Môtier SWITZERLAND ISAKOS Honorary Member
An Oblique Transposition Quadricepsplasty Provides Excellent Outcomes For The Treatment Of Type Iv (Obligatory, Flexion-Range) Patellar Dislocation Philip Wilson, MD, UNITED STATESThree-Dimensional CT Bone Model Improves Interobserver Reliability of Trochlea Dysplasia Using the Dejour Classification in Patients with Patellar Dislocation Rika Shigemoto, MD, JAPANA Three-Dimensional Anatomical Study Of The Quadriceps Mechanism, Its Association With Femoral Torsion And Their Relationship To Patellofemoral Instability Sheanna T Maine, FRACS, AUSTRALIARadiologic Risk Factors for Osteochondral Fractures in First-Time and Recurrent Patellar Instability Patients Henry B. Ellis, MD, UNITED STATESClinical And Radiographic Results After Isolated Mpfl Reconstruction For Patella Instability Theodoros Mylonas, MD, MSc, GREECEEfficacy of Single Intra-Articular 2% Sodium Hyaluronate Versus Corticosteroid Injection in Isolated Patellofemoral Osteoarthritis: A Double-Blind, Randomized Controlled Trial Pratchaya Manop, MD, THAILANDGenetic Evidence Suggests Education Reduces Risk Of Patellar Dislocation: Insights From Mendelian Randomization Chao Zhang, CHINATorsional Limb Deformities In Patients With Lateral Patellar Dislocation: An Expert Survey Of The International Patellofemoral Study Group. Guido Wierer, MD, AUSTRIAHow Much Improvement in Patient-Reported Outcome Measures After Isolated Medial Patellofemoral Ligament Reconstruction is Associated with Surgeon-Defined Satisfactory Outcomes? A Jupiter Study Shital N. Parikh, MD, UNITED STATESThe Flexion Angle and the Intra-Articular Version in Different MRI Recording Techniques Influence the Tibial Tuberosity - Trochlea Groove Distance Adrian Deichsel, MD, GERMANYAssociation Between Articular Incongruence Post-Trochleoplasty And Long-Term Patellofemoral Osteoarthritis Tomas Pineda, MD, CHILEAdductor Sling Versus Anatomical Technique In Medial Patellofemoral Ligament Reconstruction: A Retrospective Multicenter Study Jose Tomas Arteaga, MD, MSc, CHILERadiographic Landmarks Of Medial Patellofemoral Ligament Reconstruction: A Systematic Review And Meta-Analysis Of Femoral Tunnel Position Larry Chen, BS, UNITED STATESThe Prevalence Of Associated Anatomical Risk Factors For Patellofemoral Joint Pathology In Patients Undergoing Rotational Osteotomy And The Implication For The Level Of Correction. Martyn Snow, FRCS, UNITED KINGDOMPatellar Dislocation During Examination Under Anesthesia As A Diagnostic Test For Patellar Instability: Data From Jupiter Cohort Shital N. Parikh, MD, UNITED STATESThe Interaction of Race and Socioeconomic Deprivation in Treatment of Patellofemoral Instability: Data from the JUPITER Cohort Jacqueline M. Brady, MD, UNITED STATESFEMORAL MALTORSION INFLUENCES BOTH PATELLOFEMORAL AND TIBIOFEMORAL CONTACT PRESSURE. A BIOMECHANICAL EVALUATION Caterina Chiappe , MD, SPAINOCCURRENCE OF PATELLOFEMORAL OSTEOARTHRITIS AT MEDIUM AND LONG-TERMS AFTER ISOLATED RECONSTRUCTION OF THE MEDIAL PATELLOFEMORAL LIGAMENT WITH MEDIAL THIRD OF THE PATELLAR TENDON Fabiano Kupczik, MD, PhD, MSc, BRAZILAccuracy Of The Patella Alta Assesment Is Poor – Dynamic Vs Static Patellar Height In Relation To Femoral Trochlea Petri J. Sillanpää, MD, PhD, FINLANDGrading Severity in Trochlear Dysplasia: a Pilot Study Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAMorphological risk of the femur causing anterior cruciate ligament (ACL) injuries : comparative 3-Dimensional mean model analysis of ACL and non-injured patients So Heun Lee, M.S - Ph.D.student, KOREA, REPUBLIC OFWeight Matters: The Causal Role Of Birth And Childhood Body Size In Rcurrent Patellar Dislocation Chao Zhang, CHINAOutcomes Of Arthroscopic Patella Realignment In Children And Adolescents With A Minimum 2-Year Follow Up Serafina Faith Zotter, BS, UNITED STATESThe Effect Of Tibial Tubercle Osteotomy And Trochleoplasty On Femorotibial Rotation In Patients With Patellar Instability Martin Hartmann, MD, SWITZERLANDSignificantly Greater Incidence Of Patella Fracture After Medial Patellofemoral Ligament Reconstruction For Patients Age 20 And Under Miho J. Tanaka, MD, PhD, UNITED STATESIncreased TT-TG and Sulcus Angle are Associated with Patella Osteochondritis Dissecans Daniel W. Green, MS, MD, UNITED STATESMedial PatelloTibial Ligament Reconstruction in Pediatric and Adolescent Patients with Patella Dislocation in Flexion Daniel W. Green, MS, MD, UNITED STATESEffects of Fear of Re-Injury, Other Psychological Factors, and Sport Played on Return to Sport Following Operative Treatment for Patellar Instability Mary K. Mulcahey, MD, UNITED STATESMedial Patellotibial Ligament Reconstruction Obtains A Significant Improvement Of Patellar Stability: Motion Analytic Study Nadhaporn Saengpetch, MD, THAILANDQuantitative Assessment of Knee Joint Kinematics In Patients with Recurrent Patellar Dislocation – Using a 3D-3D Surface Registration Technique and 4-D CT Analysis – Kazuya Kaneda, MD, PhD, JAPANStraight Anteriorization Tibial Tubercle Osteotomy Is Safe and Effective for Patellofemoral Cartilage Lesions Nathan Varady, MD, MBA, UNITED STATESThe Lateral Patellar Retinaculum is Thicker in Pediatric and Adolescent Patients with Patellofemoral Instability Daniel W. Green, MS, MD, UNITED STATESCan Patellar Translation As Measured By Dynamic Ultrasound Predict Outcomes After Patellar Stabilization Surgery? Kyle K Grover, BS, UNITED STATESFrom Clinic To Smartphone: A Randomized Controlled Trial Of A Novel Digital Therapeutic For Patellofemoral Pain Integrating Exercise And Cognitive-Behavioral Therapy Jae-Young Park, MD, KOREA, REPUBLIC OFIntra And Inter-Observer Reliability Of The Dh Dejour V2 Classification For Trochlear Dysplasia Using Radiographs Combined With Mri. Michael J. Dan, Mbbs, PhD, MSc(res), FRACS(oath), AUSTRALIATT-TG Ratio Provides a More Accurate Estimation of the Amount of Tibial Tubercle Medialization Needed in Patellofemoral Instability Tomas Pineda, MD, CHILEHow Should I Measure Proximal Femoral Version In Torsional Deformity? A New, Easy And Reproducible Measurement Method Using Maximum Intensity Projection (Mip) Imaging On Ct Scan. Federica Rosso, MD, ITALYSulcus-Deepening Trochleoplasty With A Dedicated Cutting Guide For Patellar Instability And High-Grade Trochlear Dysplasia: Analysis Of Cartilage Integrity And Functional Outcomes At 3 To 10 Years Robin Martin, MD, SWITZERLANDInfluence of tibial tuberosity movement direction on postoperative outcomes of combined Maquet procedure and autologous cartilage implantation for patellofemoral cartilage injury Junya Tsukisaka , MD, JAPANAnalyzing the Alignment Error in Tibial Tuberosity-Trochlear Groove Distance (TT-TG) in Clinical Scans Using 2D and 3D Methods Johannes M. Sieberer, MSc, UNITED STATESPatellar Tendon To Lateral Trochlear Ridge (PT-LTR) as an Indicator of Patellar Instability With Malalignment Brittany Margaret Ammerman, MD, MBS, UNITED STATESComparative Clinical and Radiographic Outcomes of Particulated Juvenile Articular Cartilage Implantation in Shouldered and Unshouldered Patella Cartilage Lesions Brittany Margaret Ammerman, MD, MBS, UNITED STATESJudet’s extensive quadriceps release and “à la carte” combined procedures for patellar dislocation In flexion Moritz Konkel, MD, SWITZERLANDCross-Cultural Translation and Validation of The Spanish Version of The Norwich Patellofemoral Instability (NPI) Score Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAClinical Outcomes For MPFL Reconstruction After First-Time Vs. Recurrent Patella Dislocations Serafina Faith Zotter, BS, UNITED STATESRisk Factors For Patellofemoral Cartilage Lesions In Patients With Trochlear Dysplasia In The Setting Of Patellar Instability Berfin Caliskan, MD, SWITZERLANDCLINICAL AD RADIOLOGICAL OUTCOMES AFTER ISOLATED MEDIAL PATELLOFEMORAL RECONSTRUCTION FOR RECURRENT PATELLAR DISLOCATION WITH COMPLETELY IMPLANT FREE TECHNIQUE AMONG POPULATION OF YOUNG SPORT PATIENTS Matteo Baldassarri, MD, ITALY3D Curvature Analysis as a Visualization Tool for Trochlea Dysplasia Johannes M. Sieberer, MSc, UNITED STATESYour Patella Dislocated: Will It Happen Again? An Assessment Of Mri Criteria For Recurrent Patella Dislocation After An Initial Event Mauricio Drummond, Jr., MD, UNITED STATESPredictors of Increased Complication Rate Following Tibial Tubercle Osteotomy (TTO) Alexander Golant, MD, UNITED STATESNew Sagittal Measurements To Distinguish Between Patellar Instability And Control Patients Marc Tompkins, MD, UNITED STATESEffect Of Distal Femoral Osteotomy For Valgus Correction On Change In Patellar Height Alexander Golant, MD, UNITED STATESEcho Assisted Reconstruction Of The Medial Patellofemoral Ligament Alex Dante Antezana Arzabe, MD, BOLIVIAThe Effect of Knee Rotation Angle on Patellofemoral Instability Jeffery D St. Jeor, MD, UNITED STATESFactors Associated with the Decision to Perform a Lateral Retinacular Release or Lengthening During Medial Patellofemoral Ligament Reconstruction in the JUPITER Cohort Daniel W. Green, MS, MD, UNITED STATESInitial Results from the Creation of a Normative Database for the Banff Patellar Instability Instrument Mark Lafave, PhD, CAT(C), CANADAUtility of 3D biomodels in the surgical planning of femoral derotational osteotomies Caterina Chiappe , MD, SPAINPure Distalization Tibial Tubercle Osteotomy Does Not Result In Posteriorization Of The Tibial Tubercle Nathan Varady, MD, MBA, UNITED STATESThe length of the popliteus on sagittal views correlates with high tibiofemoral rotations and patellar instability Shelby T Desroches, MS, UNITED STATES3D-Pass (3D Patellar Instability Anatomical Severity Score): A Novel Metric Using Machine Learning To Predict Treatment Outcome In Patella Instability Seth L. Sherman, MD, UNITED STATESIsolated Medial Patellofemoral Ligament Reconstruction for Recurrent Patellar Instability Regardless of Tibial Tubercle-Trochlear Groove Distance and Patellar Height: Differential Outcomes for Chondral Defects Elizabeth Rose Dennis, MD MS, UNITED STATESAnatomical Risk Factors For Patellofemoral Instability Differ Among Patients With Trochlear Dysplasia Depending On Their Dejour Classification Martin Hartmann, MD, SWITZERLANDThere is a Difference in Preoperative Through-the-Knee Femorotibial Rotation in Pediatric Patients with Anterior Cruciate Ligament Rupture Versus Patients with Patellofemoral Instability Daniel W. Green, MS, MD, UNITED STATESCurvature Analysis Of The Distal Femur As A Tool To Classify Trochlear Dysplasia Johannes M. Sieberer, MSc, UNITED STATESThe Short-Term Clinical Results of Isolated Medial Patellofemoral Ligament Reconstruction in Patellar Dislocation: Comparing Superficial Quadriceps Tendon and Hamstring Tendon Yuki Suzuki, MD, PhD, JAPANIs Quadricep Tendon A Suitable Graft Option For Medial Patellofemoral Ligament Reconstruction? A Systematic Review And Meta-Analysis. Shahbaz S. Malik, BSc, MB BCh, MSc (Orth Engin), LLM, FRCS (Tr&Orth), UNITED KINGDOMHigh Success And Low Complication Rates Following Revision Tibial Tubercle Osteotomy Nathan Varady, MD, MBA, UNITED STATESThin Flap Trochleoplasty for Recurrent Patellofemoral Instability with High-Grade Trochlear Dysplasia is Safe and Effective: A Series of 63 Consecutive Cases Laurie A. Hiemstra, MD, PhD, FRCSC, CANADATibial Tuberosity to Trochlear Groove Distance (TT-TG): A Breakdown into Two Principal Components Johannes M. Sieberer, MSc, UNITED STATESOutcomes of Isolated Medial Patellofemoral Ligament Reconstruction after First-Time and Recurrent Patellar Instability: Recurrence, Return to Sport, And Osteochondral Injury: Data from the JUPITER Cohort Jacqueline M. Brady, MD, UNITED STATESA Prospective Cohort Study Investigating the Safety and Efficacy of Tibial Tubercle Osteotomy Using a Novel Multi-Directional Tibial Tubercle Transfer System Seth L. Sherman, MD, UNITED STATESPartial Lateral Patellar Facetectomy Is Beneficial For Patients With Patellofemoral Osteoarthritis: A Systematic Review and Meta-Analysis Kennan Yeo, MBBS, SINGAPOREHistologic Analysis Of The MPFL And MQTFL Fibers Demonstrate A Single Ligamentous Complex Miho J. Tanaka, MD, PhD, UNITED STATESSurgical Management of First-Time Patellar Dislocations in Pediatric Patients May Lower Rates of Redislocation Compared to Conservative Management: A Systematic Review and Meta-Analysis Benjamin Blackman, BHSc. (Honors), CANADAIs it correct to perform lateral release in combination with MPFL reconstruction in patients with acute patellar dislocation? A finite element analysis study Giuseppe Salvatore, MD, PhD, ITALYThe Dejour Classification for Trochlear Dysplasia: Are We Speaking the Same Language? Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIATranslation and Validation of The Spanish Version of The Banff Patellofemoral Instability Instrument 2.0 (BPII) Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAReturn to Sports is Faster with Combined Reconstruction of the MPFL and MQTFL Compared to Isolated MPFL Reconstruction: Preliminary Results Luís Duarte Silva, MD, PORTUGALOutcomes of Skeletally Immature Patients Undergoing Isolated Medial Patellofemoral Ligament Reconstruction: Data from the JUPITER Cohort Lauren H Redler, MD, UNITED STATESReporting Bias is Highly Prevalent in Systematic Reviews and Meta-Analyses of Medial Patellofemoral Ligament Reconstruction Mary K. Mulcahey, MD, UNITED STATESResults Of Mpfl Reconstruction Using Soft Tissue Fixation Technique Associated With A Procedure On The Att For Patellar Instability : An Average Follow-Up Of 8.8 Years Marine Aubey, Student, FRANCEIncidence Of False Positives Pathological Patellar Tilt Angle due to Knee Internal Torsion Ricardo D. Manilov, MD, ARGENTINAHeadless Screw Fixation Lowers Re-Operation Rate Following Tibial Tubercle Osteotomy Seth L. Sherman, MD, UNITED STATES
2025 Congress ePoster Presentation PDF 2025 Not yet rated
Knee Patellofemoral Instability Repair / Reconstruction Osteotomy Dislocation Ligaments Bones Arthritis Osteoarthritis
Surgical Decision Making Robert G. Marx, MD, UNITED STATES Roland P. Jakob, Professor Emeritus, SWITZERLANDHow to Implement Science in the Daily Surgical Practice Jacques Menetrey, Prof., SWITZERLANDHow to Decide to Implement New Surgical Technology Robert G. Marx, MD, UNITED STATESThe Science of Surgical Decision Making Roland P. Jakob, Professor Emeritus, SWITZERLANDThe Shift from Eminence Based to Evidence Based Decision Making: The Role of AI and Data David A. Parker, MBBS, BMedSc, FRACS, AUSTRALIAEntering the Biological Revolution: The Effect of AI Gary G. Poehling, MD, UNITED STATESDiscussion
2025 Congress Symposium Video 138 minutes Not yet rated
Robert G. Marx, MD, UNITED STATES Roland P. Jakob, Professor Emeritus, SWITZERLAND
Knee
ISAKOS Video Series Special Presentation Video 32 minutes rating (5)
Giancarlo Puddu, MD, ITALY
ISAKOS Highlight
ISAKOS Video Series Special Presentation Video 45 minutes rating (1)
Roland P. Jakob, Professor Emeritus, SWITZERLAND
Introduction Per A. Renström, MD, PhD, SWEDENPersonal Remarks around History of ISAKOS – How It Was and How It Feels Today Roland P. Jakob, Professor Emeritus, SWITZERLANDImportance of Bioengineering and Biology on Clinical Medicine Savio L-Y. Woo, PhD, DSc, DEng, UNITED STATESThe History of ACL Repair and Reconstruction and the Role of Cell Biology in Combination with Polymer Chemistry in the Future Lars Gustaf Peterson, MD, PhD, Prof., SWEDENHow are Legends in Surgical Techniques Formed in Orthopedic Sports Medicine? Masahiro Kurosaka, MD, JAPANThe Influence of Regional Legends John Bartlett, AM MB BS, FRACS, FAOA, AUSTRALIAThe Philosophy of Legends of Their Time May Often Be Proven to Be Incorrect John A. Bergfeld, MD, UNITED STATESDiscussion
2021 Congress Symposium Video 146 minutes group rating (7)
Peter J. Fowler, MD, FRCSC, CANADA Per A. Renström, MD, PhD, SWEDEN
Knee Orthopaedic Sports Medicine Instability Ligaments ACL Repair / Reconstruction Meniscus Basic Science Arthroscopy Arthritis
Royalties received from Albrecht, GermanyRoyalties or support received from Albrecht, Germany