Involves creating a small pouch at the base of the esophagus, which severely limits food intake. the stomach may be stapled, banded, or bypassed.

Bariatric surgery involves creating a small pouch at the esophagus which severely limits food intake. The stomach may be stapled, banded, or bypassed. The most common bariatric surgery procedures are gastric bypass, sleeve gastrectomy, adjustable gastric band, and biliopancreatic diversion with duodenal switch. 

Brother ur in collage do it yourself or i will tell prof. mike