What is Roux-en-Y (RNY) Gastric Bypass?

Laparoscopic Roux-en-Y Gastric Bypass With the Surgical Obesity Service, the Roux-en-Y gastric bypass procedure is usually performed laparoscopically (i.e. keyhole surgery with a telescope); however in some cases it may be necessary to perform an open procedure. This type of bypass operation has proven to be an effective, consistent way of losing weight and keeping it off. In this gastric bypass operation, the stomach is completely divided with a stapler to leave a pouch that... more

Roux-en-Y Gastric Bypass Surgery is the most common and successful combined procedure in the United States. It is considered the ‘gold standard’ of bariatric surgery. First, we create a small stomach pouch to restrict food intake. Next, a Y-shaped section of the small intestine is attached to the pouch to allow food to bypass the lower stomach, the duodenum (the first segment of the small intestine), and the first portion of the jejunum (the second segment of the small... more

When weight cannot be lost by diet and exercise there are various surgical procedures that can help. They are classically divided into RESTRICTIVE (making the stomach much smaller thereby making eating large quantities impossible) or MALABSORPTIVE (making the absorption of food and calories harder). Cesar Roux was a noted Swiss surgeon who described the bowel connection configuration named after him when he performed the fist complete stomach removal and connection of small bowel to... more