What is Sleeve Gastrectomy? How is it performed?

Sleeve gastrectomy is a surgical weight-loss procedure in which the stomach is reduced to about 25% of original size by removing of the major curve of stomach. It can be performed with laparoscopic or robotic technique. The remaining stomach is like a sleeve or a banana. It is a restrictive procedure.

Technique: 

It is performed under general anesthesia. Five trocar technique is used. After identification of pylorus, greater omentum is divided by the aim of ultrasonic scalpel. Before dividing the stomach, anesthesiologist places a bougie to the stomach. Stomach is divided with a stapling device in guidance of the bougie. After controlling for bleeding and leakage, remaining stomach is stitched to the omentum. Divided stomach is taken out of the abdomen.