Medial Patellar Ligament Reconstruction Using Peroneus Longus Tendon Autograft for Recurrent Patellar Dislocation-Patellar Instability.

Shen, Yong; Zhang, Yongqiang; Wu, Meng; Yang, Yalong; Wang, Bo; Liu, Jintong; Zhang, Zhao · Arthrosc Tech · 2025

case_series · Level IV

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Abstract

Medial patellofemoral ligament reconstruction is a common treatment for recurrent patellar dislocation, with long-term follow-up data showing favorable clinical outcomes and high patient satisfaction. Younger female patients, who represent the primary affected population, often prefer minimally invasive surgical incisions, particularly those with keloid-prone skin. In this study, the authors describe a technique for reconstructing the medial patellofemoral ligament by obtaining half of the peroneus longus tendon autograft through a small incision. This approach preserves the function of the peroneus longus muscle and provides good clinical outcomes while minimizing surgical scarring.

Anatomy