Blood flow restrictive (BFR) therapy following MPFL or ACL reconstruction rehabilitation. Specific Aim 1: Test whether maintaining BFR cuff inflation or deflating between exercises results in greater quadriceps strength and functional outcomes after MPFL or ACL reconstruction. Hypothesis 1: Subjects in the deflate BFR protocol group will have significantly greater quadriceps strength, symmetric leg symmetry index on a battery of functional tests and PROs as compared to the non-deflate group. Specific Aim 2: Compare whether maintaining BFR cuff inflation or deflating between exercises results in reduced pain, improved exercise tolerance, and patient-reports outcomes (PRO) after MPFL or ACL reconstruction. Hypothesis 2: Subjects in the deflated BFR protocol group will report significantly less pain and greater exercise tolerance during exercise with significantly improved knee related PRO scores.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Quadriceps Isometric Knee Strength
Timeframe: 24th visit or 12 weeks Post-op (if missed appointments)
Hip abduction Isometric Strength
Timeframe: measured at the 24th visit or 12 weeks Post-op (if missed appointments)
Y Balance Anterior Reach Test
Timeframe: measured at the 24th visit or 12 weeks Post-op (if missed appointments)
Maximum 6 inch forward step down test
Timeframe: measured at the 24th visit or 12 weeks Post-op (if missed appointments)
Max core strength assessment
Timeframe: measured at the 24th visit or 12 weeks Post-op (if missed appointments)
Ability to in-line jog
Timeframe: measured at the 24th visit or 12 weeks Post-op (if missed appointments)
Lower Extremity Functional Scale (LEFS)
Timeframe: measured at PT Evaluation and 24th visit or 12 weeks Post-op (if missed appointments)
Brief Resiliency Scale
Timeframe: measured at PT Evaluation and 24th visit or 12 weeks Post-op (if missed appointments)
Norwich Patellar Instability
Timeframe: measured at PT Evaluation and 24th visit or 12 weeks Post-op (if mised appointments)
2000 IKDC Subjective Knee Evaluation Form
Timeframe: measured at PT Evaluation and 24th visit or 12 weeks Post-op (if missed appointments)