The surgeon then reconnects the upper part of the small intestine to a new location farther down on the lower part of the small intestine. Food will bypass most of your stomach and the upper part of your small intestine, so your body absorbs fewer calories. Next, the surgeon divides your small intestine into two parts and attaches the lower part directly to the small stomach pouch.
Stapled stomach full#
The staples make your stomach much smaller, so you eat less because you feel full sooner. First, the surgeon staples your stomach, creating a small pouch in the upper section. Gastric bypass surgery, also called Roux-en-Y gastric bypass, is done in three steps. This type of surgery cannot be reversed because some of the stomach is permanently removed. Taking out part of your stomach may also affect hormones or bacteria in the gastrointestinal system that affect appetite and metabolism. The surgery reduces the amount of food that can fit in your stomach, making you feel full sooner. In gastric sleeve surgery, also called vertical sleeve gastrectomy, a surgeon removes most of your stomach, leaving only a banana-shaped section that is closed with staples. Surgeons less commonly use a fourth operation, biliopancreatic diversion with duodenal switch. In the United States, surgeons most often perform three types of operations You should discuss with your doctor what kind of surgery might be best for you. The type of surgery that may be best to help a person lose weight depends on a number of factors.
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