As the most researched and considered the "gold standard" in bariatric treatment, gastric bypass is routinely performed laparoscopically, which is minimally invasive.
It is routinely performed laparoscopically, which is minimally invasive. The procedure involves the cutting and stapling of the stomach and bowel, along with a bypass of a portion of the digestive tract.
The initial weight loss is rapid. Good long term weight loss is achieved through a combination of restriction of food intake capacity and a reduction of food absorption. As with all bariatric procedures, follow-up is essential to ensure proper nutrition.