Single-incision laparoscopic surgery (SILS) or Zero scar bariatric surgery is an advanced, minimally invasive (keyhole) procedure in which the surgeon operates almost exclusively through a single entry point, typically the patient's umbilicus (navel). Special articulating instruments and access ports are used to enter into the abdomen.At our centre, SILS is commonly used for:CholecystectomySleeve Gastrectomy