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Updated: Jul 26, 2026

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An Anatomical Study of Nerves at Risk During Minimally Invasive Hallux Valgus Surgery
Published on: February 17, 2018
[Pressure distribution after scarf osteotomy for hallux valgus surgery]
M Buchner1, A Schulze, F Zeifang
1Orthopädische Universitätsklinik Heidelberg. Matthias.Buchner@ok.uni-heidelberg.de
Zeitschrift Fur Orthopadie Und Ihre Grenzgebiete
|April 26, 2005
Summary
Scarf osteotomy for hallux valgus improves foot function and reduces deformities. This surgery also leads to increased pressure under the first ray, adapting the foot
Area of Science:
- Orthopedic surgery
- Biomechanics
- Podiatry
Background:
- Hallux valgus is a common foot deformity.
- Scarf osteotomy is a surgical technique used to correct hallux valgus.
Purpose of the Study:
- To evaluate pressure distribution, radiological, and clinical outcomes after scarf osteotomy for hallux valgus.
- To assess changes in foot pressure 6 months post-surgery.
Main Methods:
- 29 patients with symptomatic hallux valgus underwent scarf osteotomy.
- Pedographic analysis measured pressure distribution in 8 foot regions.
- Radiological and clinicofunctional (AOFAS score) assessments were performed pre- and post-surgery.
Main Results:
- Significant increase in maximum mean pressure under the medial forefoot 6 months post-surgery.
- Significant improvement in clinicofunctional results (AOFAS score).
- Significant reduction in intermetatarsal and metatarsophalangeal angles.
Conclusions:
- Scarf osteotomy effectively corrects hallux valgus, improving clinical and radiological outcomes.
- The surgery leads to increased pressure under the first ray, normalizing foot pressure distribution.
- Findings support scarf osteotomy as a beneficial treatment for hallux valgus.

