Performance of anesthesia 7 All patients were insensitive during surgery by the method of endotracheal anesthesia under regimen [21], [67], [116]: - The induction of anesthesia: It uses Fentanyl 2µg / kg and waits 4 minutes and then injects propofol into a vein until SE ≤ 60, esmeron muscle relaxant is injected with 0.6 mg/kg.