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Related Experiment Video

Updated: Feb 10, 2026

Evaluation of Stem Cell Therapies in a Bilateral Patellar Tendon Injury Model in Rats
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Return to Play after Patellar Stabilization.

Seth L Sherman1, Daniel P Deasis2, Andrew J Garrone2

  • 1Department of Orthopaedic Surgery, University of Missouri, Missouri Orthopaedic Institute, 1100 Virginia Ave., Columbia, MO, 65212, USA. shermanse@health.missouri.edu.

Current Reviews in Musculoskeletal Medicine
|May 12, 2018
PubMed
Summary
This summary is machine-generated.

Return to play (RTP) and return to prior performance (RPP) after patellar stabilization surgery show high RTP rates but variable RPP. Standardized guidelines are needed for consistent outcomes in patellofemoral instability research.

Keywords:
Patella instabilityPatella stabilizationReturn to prior performanceReturn to sport

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Area of Science:

  • Orthopaedic Surgery
  • Sports Medicine
  • Biomechanical Engineering

Background:

  • Patellofemoral instability is a common issue in young, active individuals.
  • Recurrent dislocations are often used as the primary measure of success, which may not fully capture patient recovery.

Purpose of the Study:

  • To review literature on return to play (RTP) and return to prior performance (RPP) after patellar stabilization surgery.
  • To discuss current RTP guidelines and encourage standardized reporting in future research.

Main Methods:

  • Literature review of studies on patellar stabilization surgery outcomes.
  • Evaluation of existing return to play (RTP) and return to prior performance (RPP) guidelines.

Main Results:

  • High rates of RTP (84%-100%) were observed, but RPP rates were more variable (33%-77%).
  • The timeframe for return to activity ranged widely from 3 to 12 months.
  • A significant lack of standardized RTP guidelines and high-quality evidence was identified.

Conclusions:

  • Current data on RTP and RPP after patellar stabilization relies on lower-quality evidence.
  • Standardized RTP guidelines, such as those from ISAKOS, require clinical validation and consistent reporting.
  • Future research should focus on standardized outcome reporting for patellofemoral instability to improve clinical decision-making.