Comparison of the Use of Conventional Ancillary Reaming and Single-use Ancillary Reaming Material in Total Hip Replacement

The main objective of the study is to compare the use of single-use ancillary reaming material during total hip replacement and conventional reusable ancillary reaming material. The assessment will focus on the medico-economic differences found in this prospective randomized study

Inclusion Criteria: * \- Patient, male or female, over 18 years of age, eligible for a first-line total hip replacement for isolated coxarthrosis * Patient registered to the national health system * Patient able to understand information about the protocol and answer to questionnaire Exclusion Criteria: * Pregnant, breastfeeding or potentially pregnant woman * Major disability * History of hip replacement surgery * Any surgical and/or anesthetic contraindication, or any condition deemed by the investigator to be incompatible with the research. * Morbid obesity as defined by body mass index (BMI) \>40 kg.m-2 * History of recent infection at the surgical site * Surgical contraindication * Refusal to participate