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Updated: Oct 14, 2025

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An Anatomical Study of Nerves at Risk During Minimally Invasive Hallux Valgus Surgery
Published on: February 17, 2018
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[Experimental cadaveric study assesing protection and osteotomy guide system (BARU) in hallux valgus surgery using
J Del Castillo1, M Russi2, P Filomeno3
1Departamento de Anatomía, Universidad de la República, Uruguay.
Acta Ortopedica Mexicana
|November 3, 2021
Summary
The BARU system shows promise in protecting soft tissues during hallux valgus surgery and guiding osteotomy. Fewer injuries occurred when using the BARU system compared to traditional methods.
Area of Science:
- Orthopedic surgery
- Surgical innovation
- Foot and ankle anatomy
Background:
- Hallux valgus is a common first ray disorder.
- Operative correction is increasingly popular.
- The Reverdin-Isham technique is a common surgical approach.
Purpose of the Study:
- To evaluate the BARU system's effectiveness.
- To assess its role in protecting adjacent soft tissues.
- To determine its utility as an osteotomy guidance tool.
Main Methods:
- Cadaveric study of six feet.
- Comparison between Reverdin-Isham technique with and without the BARU system.
- Single-blinded dissection to assess 13 structures per foot.
Main Results:
- The BARU system was easy to position and served as a reliable cutting guide.
- 83.3% of structures were identified.
- Five of six injuries occurred in feet without the BARU system.
Conclusions:
- The BARU system demonstrates potential for protecting structures and guiding osteotomies.
- It offers ease of use and reduces X-ray exposure.
- Larger sample sizes are needed for statistical significance.

