The value of the Petit triangle block for managing analgesia in major gynecological surgery

INTERVENTION:Trade Name: Ropivacaine Product Name: Ropivacaine Pharmaceutical Form: Solution for injection INN or Proposed INN:ropivacaine hydrochloride CAS Number: 132112357 Other descriptive name: ROPIVACAINE HYDROCHLORIDE MONOHYDRATE Concentration unit: mg/ml Milligram(s)/milliliter Concentration type: equal Concentration number: 7.5 Pharmaceutical form of the placebo: Solution for injection Route of administration of the placebo: Infiltration CONDITION:The aim of this study is to determine the analgesic efficacy of the Petit's triangle block in postoperative analgesia following hysterectomy. PRIMARY OUTCOME:Main Objective: Analgesic efficacy during the first 24 postoperative hours of the Petit's triangle block in major gynecological surgery Primary endpoint(s): Opioid sparing; Pain scores; Occurrence of adverse effects Secondary Objective: Morphine sparing and monitoring of patient tolerance INCLUSION CRITERIA: Patient aged 18 to 75 years, ASA class 1 to 3, undergoing major gynecological surgery, standardized procedure under general anesthesia, sufficient level of understanding to provide informed consent and understand the study's constraints, patient agreeing to participate in the study after receiving the written information document and signing the consent form. Are the trial subjects under 18? No Number of subjects for this age range: F.1.2 Adults (18–64 years) Yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (≥65 years) Yes F.1.3.1 Number of subjects for this age range