Status:
RECRUITING
JUPITER 4.0 - Risk Factors for Failure of Isolated Medial Patellofemoral Ligament Reconstruction
Lead Sponsor:
Hospital for Special Surgery, New York
Collaborating Sponsors:
American Orthopaedic Society for Sports Medicine
Orthopedic Research and Education Foundation
Conditions:
Patellar Dislocation, Recurrent
Patellar Dislocation
Eligibility:
All Genders
10-35 years
Brief Summary
The goal of this observational study is to learn about the outcomes of medial patellofemoral ligament (MPFL) reconstruction for the treatment of recurrent patellar instability. The main questions it a...
Detailed Description
The JUPITER group consists of high-volume patellofemoral surgeons across the United States, and was organized to facilitate the collection of clinical and radiographic outcomes following surgical and ...
Eligibility Criteria
Inclusion
- 10-35 years old
- Recurrent patellar instability with at least one episode defined as either (1) a dislocated patella requiring reduction in the emergency department or (2) a convincing history for dislocation, associated with full giving way, and the following physical findings: (a) hemarthrosis or effusion, (b) tenderness along the medial retinaculum, and (c) apprehension when laterally directed force was applied to the patella or (3) MRI-documented dislocation with associated bone bruises
Exclusion
- Previous ipsilateral knee surgery
- Obligatory/fixed/habitual patella dislocation or subluxation
- Unloadable inferior or lateral chondral damage on the patella that would require a tibial tubercle transfer for unloading purposes
- Pathologic tibiofemoral instability
Key Trial Info
Start Date :
January 1 2023
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
December 1 2027
Estimated Enrollment :
850 Patients enrolled
Trial Details
Trial ID
NCT06883396
Start Date
January 1 2023
End Date
December 1 2027
Last Update
March 19 2025
Active Locations (16)
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1
Stanford University
Redwood City, California, United States, 94063
2
University of Florida
Gainesville, Florida, United States, 32607
3
Midwest Orthopaedics at Rush
Chicago, Illinois, United States, 60612
4
University of Iowa
Iowa City, Iowa, United States, 52242