Laparoscopic sleeve gastrectomy is a careful weight reduction system in which the stomach is diminished to about 15% of its unique size, by careful evacuation of a huge bit of the stomach along the more prominent arch. The outcome is a sleeve or cylinder like structure. The strategy for all time lessens the size of the stomach, in spite of the fact that there could be some dilatation of the stomach later on throughout everyday life. The system is by and large performed laparoscopically and is irreversible. Sleeve gastrectomy was initially proceeded as an alteration to another bariatric technique, the duodenal switch, and afterward as the initial segment of a two-phase gastric detour procedure on incredibly hefty patients for whom the danger of performing gastric detour medical procedure was regarded excessively enormous.