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04:03
Harvesting of Peroneus Longus Tendon Autograft
Published on: September 2, 2025
536
Superior Fulcrum Reconstruction for Massive Irreparable Rotator Cuff Tears Using the Peroneus Longus Tendon in 2
Kehao Wang1, Run Fang1, Guang Chen1
1Department of Orthopedics, The Third Affiliated Hospital of Anhui Medical University (The First People's Hospital of Hefei), Hefei, Anhui, China. K.W. and R.F. contributed equally to this article.
Orthopaedic Journal of Sports Medicine
|July 8, 2025
Summary
This study shows that two superior fulcrum reconstruction (SFR) techniques using peroneus longus tendon grafts effectively reduce humeral head translation and subacromial pressure in massive irreparable rotator cuff tears (MIRCTs). Both methods offer promising biomechanical benefits for patients with MIRCTs.
Area of Science:
- Orthopedic Surgery
- Biomechanical Engineering
- Musculoskeletal Research
Background:
- Massive and irreparable rotator cuff tears (MIRCTs) present significant clinical challenges.
- Optimal surgical strategies for MIRCTs remain a subject of ongoing debate.
- Existing treatments often struggle to restore shoulder function effectively.
Purpose of the Study:
- To biomechanically evaluate two superior fulcrum reconstruction (SFR) techniques for MIRCTs.
- To compare the effects of using halved (SFR-H) versus entire (SFR-E) peroneus longus tendon grafts.
- To assess the impact on humeral head translation and subacromial contact pressure.
Main Methods:
- A controlled laboratory study using eight cadaveric shoulders.
- Biomechanical testing under intact, MIRCT, SFR-E, and SFR-H conditions.
- Measurements included range of motion, superior humeral head translation, and subacromial contact pressure at varying abduction angles.
Main Results:
- MIRCT significantly increased superior humeral head translation and subacromial contact pressure.
- Both SFR-E and SFR-H techniques significantly reduced superior translation.
- SFR-H and SFR-E demonstrated significant reductions in subacromial contact pressure.
Conclusions:
- Both SFR-H and SFR-E techniques effectively reduce superior humeral head translation and subacromial contact pressure in MIRCTs.
- These techniques do not limit the range of motion of the humerus.
- Peroneus longus tendon autografts are a viable and reliable option for SFR in managing MIRCTs.
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