gastric sleeve is a new surgical operation that induces weight loss by restricting food intake,With this procedure, the surgeon removes approximately 60% of the stomach laparoscopically so that it takes the shape of a tube or "sleeve." This procedure is usually performed on superobese or high risk patients with the intention of performing another surgery at a later time.Other names for gastric sleeve resection are sleeve gastrectomy, vertical sleeve gastrectromy, tube gastrectomy and laparoscopic sleeve gastrectomy.