Evaluation of the Analgesic Efficacy of an Ultrasound-guided Transperineal Pudendal Block in Outpatient Hemorrhoidal Surgery

Inclusion Criteria: * Adult male or female patient * Patient who has signed informed consent to participate in the study * Patient scheduled for outpatient hemorrhoidal surgery under general anesthesia Exclusion Criteria: * History of hemorrhoidal surgery * Allergy or contraindication to any of the medications used in the study * Patient undergoing surgery under spinal anesthesia * History of chronic pain requiring opioid use, unrelated to hemorrhoids * Mental impairment or any other condition that could hinder understanding or strict adherence to the protocol * Patient not affiliated with the French national health insurance system * Patient under legal protection (e.g., guardianship, trusteeship, or court protection) * Pregnant woman or woman at risk of being pregnant (i.e., of childbearing age without effective contraception and without an HCG test) * Patient already enrolled in another therapeutic clinical trial or within the exclusion period of another clinical trial