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Yale University Department of Orthopedic Surgery New Haven, CT UNITED STATES Professor of Orthopedic Surgery, President of the Patellofemoral Foundation, Founder (with Jean Yves DuPont) of the International Patellofemoral Study Group AOSSM Hall of Fame 2023 http://Patellofemoral.org ISAKOS Active Member
Cross-Cultural Translation and Validation of The Spanish Version of The Norwich Patellofemoral Instability (NPI) Score Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAThe 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 KINGDOMInfluence of tibial tuberosity movement direction on postoperative outcomes of combined Maquet procedure and autologous cartilage implantation for patellofemoral cartilage injury Junya Tsukisaka , MD, JAPANHeadless Screw Fixation Lowers Re-Operation Rate Following Tibial Tubercle Osteotomy Seth L. Sherman, MD, UNITED STATESHigh Success And Low Complication Rates Following Revision Tibial Tubercle Osteotomy Nathan Varady, MD, MBA, UNITED STATESThe Flexion Angle and the Intra-Articular Version in Different MRI Recording Techniques Influence the Tibial Tuberosity - Trochlea Groove Distance Adrian Deichsel, MD, GERMANYSulcus-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, SWITZERLANDAnalyzing the Alignment Error in Tibial Tuberosity-Trochlear Groove Distance (TT-TG) in Clinical Scans Using 2D and 3D Methods Johannes M. Sieberer, MSc, AUSTRIAAssociation Between Articular Incongruence Post-Trochleoplasty And Long-Term Patellofemoral Osteoarthritis Tomas Pineda, MD, CHILEIncreased TT-TG and Sulcus Angle are Associated with Patella Osteochondritis Dissecans Daniel W. Green, MD, MS, UNITED STATESThree-Dimensional CT Bone Model Improves Interobserver Reliability of Trochlea Dysplasia Using the Dejour Classification in Patients with Patellar Dislocation Rika Shigemoto, MD, JAPANOutcomes 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 STATESTT-TG Ratio Provides a More Accurate Estimation of the Amount of Tibial Tubercle Medialization Needed in Patellofemoral Instability Tomas Pineda, MD, CHILEClinical Outcomes For MPFL Reconstruction After First-Time Vs. Recurrent Patella Dislocations Serafina Faith Zotter, BS, UNITED STATESTibial Tuberosity to Trochlear Groove Distance (TT-TG): A Breakdown into Two Principal Components Johannes M. Sieberer, MSc, AUSTRIASurgical 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), CANADATorsional Limb Deformities In Patients With Lateral Patellar Dislocation: An Expert Survey Of The International Patellofemoral Study Group. Guido Wierer, MD, AUSTRIAInitial Results from the Creation of a Normative Database for the Banff Patellar Instability Instrument Mark Lafave, PhD, CAT(C), CANADAEfficacy of Single Intra-Articular 2% Sodium Hyaluronate Versus Corticosteroid Injection in Isolated Patellofemoral Osteoarthritis: A Double-Blind, Randomized Controlled Trial Pratchaya Manop, MD, THAILANDOCCURRENCE 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, BRAZILThe Dejour Classification for Trochlear Dysplasia: Are We Speaking the Same Language? Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAIs 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, ITALYResults 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, FRANCEMedial Patellotibial Ligament Reconstruction Obtains A Significant Improvement Of Patellar Stability: Motion Analytic Study Nadhaporn Saengpetch, MD, THAILANDIs 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 KINGDOMEffect Of Distal Femoral Osteotomy For Valgus Correction On Change In Patellar Height Alexander Golant, MD, UNITED STATESAnatomical Risk Factors For Patellofemoral Instability Differ Among Patients With Trochlear Dysplasia Depending On Their Dejour Classification Martin Hartmann, MD, SWITZERLAND3D Curvature Analysis as a Visualization Tool for Trochlea Dysplasia Johannes M. Sieberer, MSc, AUSTRIAYour Patella Dislocated: Will It Happen Again? An Assessment Of Mri Criteria For Recurrent Patella Dislocation After An Initial Event Mauricio Drummond, Jr., MD, UNITED STATESOutcomes Of Arthroscopic Patella Realignment In Children And Adolescents With A Minimum 2-Year Follow Up Serafina Faith Zotter, BS, UNITED STATESA Three-Dimensional Anatomical Study Of The Quadriceps Mechanism, Its Association With Femoral Torsion And Their Relationship To Patellofemoral Instability Sheanna T Maine, FRACS, AUSTRALIAA 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 STATESReturn to Sports is Faster with Combined Reconstruction of the MPFL and MQTFL Compared to Isolated MPFL Reconstruction: Preliminary Results Luís Duarte Silva, MD, PORTUGALPure Distalization Tibial Tubercle Osteotomy Does Not Result In Posteriorization Of The Tibial Tubercle Nathan Varady, MD, MBA, 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 STATESThe Effect of Knee Rotation Angle on Patellofemoral Instability Jeffery D St. Jeor, MD, UNITED STATESGenetic Evidence Suggests Education Reduces Risk Of Patellar Dislocation: Insights From Mendelian Randomization Chao Zhang, CHINAThere 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, MD, MS, UNITED STATESWeight Matters: The Causal Role Of Birth And Childhood Body Size In Rcurrent Patellar Dislocation Chao Zhang, CHINAAccuracy Of The Patella Alta Assesment Is Poor – Dynamic Vs Static Patellar Height In Relation To Femoral Trochlea Petri J. Sillanpää, MD, PhD, FINLANDPredictors 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 STATESHow 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 STATESAn Oblique Transposition Quadricepsplasty Provides Excellent Outcomes For The Treatment Of Type Iv (Obligatory, Flexion-Range) Patellar Dislocation Philip Wilson, MD, 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 STATESIncidence Of False Positives Pathological Patellar Tilt Angle due to Knee Internal Torsion Ricardo D. Manilov, MD, ARGENTINAHistologic Analysis Of The MPFL And MQTFL Fibers Demonstrate A Single Ligamentous Complex Miho J. Tanaka, MD, PhD, UNITED STATESEcho Assisted Reconstruction Of The Medial Patellofemoral Ligament Alex Dante Antezana Arzabe, Médico, BOLIVIAClinical And Radiographic Results After Isolated Mpfl Reconstruction For Patella Instability Theodoros Mylonas, MD, MSc, GREECEOutcomes of Skeletally Immature Patients Undergoing Isolated Medial Patellofemoral Ligament Reconstruction: Data from the JUPITER Cohort Lauren H Redler, MD, UNITED STATESPatellar Tendon To Lateral Trochlear Ridge (PT-LTR) as an Indicator of Patellar Instability With Malalignment Brittany Margaret Ammerman, MD, MBS, 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 STATESMorphological 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 OFFactors Associated with the Decision to Perform a Lateral Retinacular Release or Lengthening During Medial Patellofemoral Ligament Reconstruction in the JUPITER Cohort Daniel W. Green, MD, MS, UNITED STATESRadiographic Landmarks Of Medial Patellofemoral Ligament Reconstruction: A Systematic Review And Meta-Analysis Of Femoral Tunnel Position Larry Chen, BS, UNITED STATESCLINICAL 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, ITALYFEMORAL MALTORSION INFLUENCES BOTH PATELLOFEMORAL AND TIBIOFEMORAL CONTACT PRESSURE. A BIOMECHANICAL EVALUATION Caterina Chiappe , MD, SPAINThe Effect Of Tibial Tubercle Osteotomy And Trochleoplasty On Femorotibial Rotation In Patients With Patellar Instability Martin Hartmann, MD, SWITZERLANDGrading Severity in Trochlear Dysplasia: a Pilot Study Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAFrom 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 OFRadiologic Risk Factors for Osteochondral Fractures in First-Time and Recurrent Patellar Instability Patients Henry B. Ellis, MD, UNITED STATESSignificantly Greater Incidence Of Patella Fracture After Medial Patellofemoral Ligament Reconstruction For Patients Age 20 And Under Miho J. Tanaka, MD, PhD, 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 STATESCan Patellar Translation As Measured By Dynamic Ultrasound Predict Outcomes After Patellar Stabilization Surgery? Kyle K Grover, BS, UNITED STATESThe Lateral Patellar Retinaculum is Thicker in Pediatric and Adolescent Patients with Patellofemoral Instability Daniel W. Green, MD, MS, UNITED STATESMedial PatelloTibial Ligament Reconstruction in Pediatric and Adolescent Patients with Patella Dislocation in Flexion Daniel W. Green, MD, MS, UNITED STATESHow 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, ITALYPartial Lateral Patellar Facetectomy Is Beneficial For Patients With Patellofemoral Osteoarthritis: A Systematic Review and Meta-Analysis Kennan Yeo, MBBS, SINGAPORETranslation and Validation of The Spanish Version of The Banff Patellofemoral Instability Instrument 2.0 (BPII) Juan Pablo Martinez-Cano, MD, MSc, PhD, COLOMBIAQuantitative 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 STATESIntra 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), AUSTRALIAUtility of 3D biomodels in the surgical planning of femoral derotational osteotomies Caterina Chiappe , MD, SPAINThe Interaction of Race and Socioeconomic Deprivation in Treatment of Patellofemoral Instability: Data from the JUPITER Cohort Jacqueline M. Brady, MD, UNITED STATESThe length of the popliteus on sagittal views correlates with high tibiofemoral rotations and patellar instability Shelby T Desroches, MS, UNITED STATESPatellar Dislocation During Examination Under Anesthesia As A Diagnostic Test For Patellar Instability: Data From Jupiter Cohort Shital N. Parikh, MD, UNITED STATESRisk Factors For Patellofemoral Cartilage Lesions In Patients With Trochlear Dysplasia In The Setting Of Patellar Instability Berfin Caliskan, SWITZERLANDJudet’s extensive quadriceps release and “à la carte” combined procedures for patellar dislocation In flexion Moritz Konkel, MD, SWITZERLANDAdductor Sling Versus Anatomical Technique In Medial Patellofemoral Ligament Reconstruction: A Retrospective Multicenter Study Jose Tomas Arteaga, MD, Knee fellow, CHILECurvature Analysis Of The Distal Femur As A Tool To Classify Trochlear Dysplasia Johannes M. Sieberer, MSc, AUSTRIAThe Short-Term Clinical Results of Isolated Medial Patellofemoral Ligament Reconstruction in Patellar Dislocation: Comparing Superficial Quadriceps Tendon and Hamstring Tendon Yuki Suzuki, MD, PhD, JAPANReporting Bias is Highly Prevalent in Systematic Reviews and Meta-Analyses of Medial Patellofemoral Ligament Reconstruction Mary K. Mulcahey, MD, UNITED STATES
2025 Congress ePoster Presentation PDF 2025 Not yet rated
Knee Patellofemoral Instability Repair / Reconstruction Osteotomy Dislocation Ligaments Bones Arthritis Osteoarthritis
ISAKOS Video Series Special Presentation Video 25 minutes rating (1)
John P. Fulkerson, MD, UNITED STATES
ISAKOS Highlight
ISAKOS and Patellofemoral Foundation Highlights Seth L. Sherman, MD, UNITED STATESIntroductionEvolving Management of the First Time Dislocation Ryosuke Kuroda, MD, PhD, JAPANWhen Should We Do More than an MPFL in 2023? Jason L. Koh, MD, MBA, UNITED STATESHow I Think About and Manage Trochlear Dysplasia Laurie A. Hiemstra, MD, PhD, FRCSC, CANADADon’t Forget about Valgus and Rotation in Patellofemoral Instability Vicente Sanchis-Alfonso, MD, PhD, SPAINAvoiding Complications in Patellofemoral Surgery John P. Fulkerson, MD, UNITED STATES
2023 Congress Symposium Video 87 minutes group rating (7)
Seth L. Sherman, MD, UNITED STATES
Knee Patellofemoral Instability
ISAKOS & Patellofemoral Foundation Highlights of Current Research from 2018-2021 João Espregueira-Mendes, MD, PhD, Full Prof., PORTUGAL John P. Fulkerson, MD, UNITED STATESPF Basic Science and Mechanics Andrew J. Cosgarea, MD, UNITED STATESSurgical Treatment of Patellofemoral Arthritis Ryosuke Kuroda, MD, PhD, JAPANPatellofemoral Joint Preservation Surgery Vicente Sanchis-Alfonso, MD, PhD, SPAINImportance, Proper indications and Benefits of Tibial Tuberosity Transfer in Patellofemoral Surgery Alessandra Berton, MD, ITALY
2021 Congress Symposium Video 53 minutes group rating (15)
João Espregueira-Mendes, MD, PhD, Full Prof., PORTUGAL John P. Fulkerson, MD, UNITED STATES
Knee Patellofemoral Instability Osteotomy Repair / Reconstruction Osteoarthritis Recurrent Subluxation and Dislocation Patellofemoral Osteoarthritis Patellofemoral Ligament Rupture Acute Patella Dislocation
2019 Congress Paper Abstract Web Not yet rated
Ricardo Bastos, MD, PhD, Prof., PORTUGAL
Knee Patellofemoral Ligaments Physical Examination MRI CT-Scan
2017 Congress Paper Abstract Web Not yet rated
Justin S. Yang, MD, UNITED STATES
Marc Tompkins, MD, UNITED STATES
Stock received from NoneRoyalties or support received from Wolters Kluwer Health - Lippincott Williams & Wilkins, DJOrthoBoard of Directors member for patellofemoral foundation