Clinical Research Directory

Inclusion Criteria: * Women patient over 18 years-old * Patient scheduled for a mastectomy with immediate reconstruction by latissimus dorsi flap with or without symmetrization on the contralateral breast. * Patient affiliated or beneficiary of a social security scheme. * Patient who has given her free and informed consent. * Preoperative blood test showing no contraindication to the operation. Exclusion Criteria: * Refusal of the patient. * No indication for auriculotherapy: * Patient having a heavy treatment with neuroleptics, * Or tricyclic antidepressants which interfere with the action of auriculotherapy. * Patient undergoing long-term morphine treatment for chronic pain. * Patient with unweaned opioid addiction. * Chronic painful patient. * Protected patient: Major under guardianship, curatorship or other legal protection, deprived of liberty by judicial or administrative decision; Hospitalized without consent. * Pregnant, breastfeeding or parturient woman. * Patient participating in another interventional study. * Patient who had already participated in this study as part of first breast surgery. * Patient receiving regular care by auriculotherapy