A 2-year follow-up of isolated Medial Patellofemoral Ligament Reconstruction by using soft suture anchor and adjustable cortical fixation system.

Bibliographic Details
Title: A 2-year follow-up of isolated Medial Patellofemoral Ligament Reconstruction by using soft suture anchor and adjustable cortical fixation system.
Authors: Yuta Mochizuki, Takao Kaneko, Keisuke Kawahara, Shinya Toyoda, Hiroyasu Ikegami, Yoshiro Musha
Source: Journal of Orthopaedics; Jul/Aug2019, Vol. 16 Issue 4, p356-360, 5p
Subject Terms: FEMUR surgery, KNEE radiography, KNEE surgery, PREVENTION of surgical complications, ARTICULAR ligament surgery, PATELLAR ligament surgery, BONE grafting, KNEE fractures, POSTOPERATIVE pain, POSTOPERATIVE period, PLASTIC surgery, PAIN measurement, ARTICULAR ligaments, PATELLAR tendon, TREATMENT effectiveness, PREOPERATIVE period, TENODESIS, MANN Whitney U Test
Abstract: Purpose: Numerous surgical techniques and fixation methods have been described in medial patellofemoral ligament (MPFL) reconstruction such as choice of graft, graft fixation method of patella/femur and initial tension. We describe short term clinical results of MPFL reconstruction by using soft suture anchor and adjustable cortical fixation system. Methods: Twenty-four patients who underwent isolated MPFL reconstruction by using soft suture anchor and adjustable cortical fixation system were included in this study. All patients were followed up for at least 2 years, and pre-operative and 2 years post-operative Kujala score, IKDC score and Knee Injury and Osteoarthritis Outcome Score were used to assess clinical outcome. Radiographic evaluation included the Q angle, congruence angle and patellar tilt angle. Pre- and post-operative changes were evaluated by Mann--Whitney U test. Results: There were no complications including re-dislocation, patella fracture, infection, and joint contracture. The apprehension test was positive in 4.2% post-operatively. A statistically significant improvement in clinical scores and radiographic evaluation were evident after surgery. Conclusions: Isolated MPFL Reconstruction using soft suture anchor and adjustable cortical fixation system led good restoration of patellar stability and significant improvement of knee function in short-term results. This surgical technique can reduce complications such as patella fractures, and can be done safely. Clinical relevance: This technique may be a treatment option with little associated complications in the treatment for patellar instability. Level of Evidence: Case series, Level IV. [ABSTRACT FROM AUTHOR]
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Database: Complementary Index
More Details
ISSN:25899082
DOI:10.1016/j.jor.2019.03.016
Published in:Journal of Orthopaedics
Language:English