Study on Akin Osteotomy: Fixation Versus Non-fixation (Fixakin)

We hypothesize that the Akin screw fixation osteotomy technique provides better postoperative mobility of the metatarsophalangeal hallux joint compared to the non-fixation technique.

Inclusion Criteria: * Patient over 18 years-old * Patient undergoing percutaneous surgery for Hallux valgus with first hybrid and / or percutaneous ray procedure without rotation disorder, * First line surgery, * Absence of metatarsophalangeal osteoarthritis, * Persistence of mobility of the hallux metatarsophalangeal gland, * Subject benefiting from a social protection insurance * Patient having signed the free and informed consent / Patient having given his express consent / Patient having been informed and not opposing this research. Exclusion Criteria: * Rotation disorder, * Rheumatoid foot, * Hallux rigidus. * Patient participating in another clinical study * Minors: * Adults under guardianship, curatorship or other legal protection, deprived of their liberty by judicial or administrative decision; * Pregnant, breastfeeding or parturient woman; * Hospitalized without consent.