To assess the average whole body radiation dose received by the surgeon, the operating team and the patient during hallux valgus surgery, depending on whether the surgery is percutaneous or conventional.

Prospective, open, comparative, non-randomized, non-interventional, single-center study, focusing on two surgical strategies. Patients will be managed in accordance with current practice, the choice of surgical strategy being left to the discretion of the investigators.

Patients will be informed of the study during a preoperative visit. The data concerning them will be collected on the day of the surgery. No follow-up over time is necessary.

Passive "ring" and "cornea" dosimeters will be worn by healthcare professionals during procedures for patients included in the study. Their data will be collected each month and at the end of the study, and reported secondarily to the number of operations. Several surgeons, dressers and operating assistants will participate in the operations, their data will be aggregated taking into account their function and not individuals.

Inclusion Criteria:

• Patient undergoing percutaneous or conventional hallux valgus surgery;
• Patient capable of understanding the information related to the study, of reading the information leaflet and having expressed his non-opposition to participating in the study.

Exclusion Criteria:

• Pregnant or breastfeeding woman;
• Patient under guardianship or curatorship, or under a regime of deprivation of liberty.

Patients will be managed in accordance with current practice, the choice of surgical strategy for hallus valgus (percutaneous or conventional) being left to the discretion of the investigators.