Laparoscopic sleeve gastrectomy
ProcedureEach procedure will be completed with laparoscopy with five trocars. A 36F bougie will used to calibrate the volume of the remnant stomach. Linear gastrectomy will begin 2 cm proximal of the pylor and will continue until the gastroesophageal junction. According to the intraoperative decision and experience of the surgeon, endoscopic clips would be used to ensure hemostasis of the stapler line.