Trial Parameters
Brief Summary
The purpose of the study is to evaluate the occurrence of osteoarthritis (YES/NO) by radiography.
Eligibility Criteria
Inclusion Criteria: * Patient, male or female, over the age of 18 * Patient with shoulder instability with risk factors for recurrence (ISIS score \> 3), requiring surgical stabilization by abutment * Affiliated patient or beneficiary of a social security scheme * Patient having been informed and having given his free, informed and written consent. Exclusion Criteria: * Patient with history of surgery for instability of the same shoulder * Patient presenting contraindications to the realization of a postoperative scanner * Patient whose physical and/or psychological health is severely impaired, which according to the investigator may affect the compliance of the study participant * Patient participating in another clinical research or in a period of exclusion from another research still in progress at the time of inclusion * Protected patient: adult under guardianship, curatorship or other legal protection, deprived of liberty by judicial or administrative decision * Pregnant, breastfe