A bypass surgery is called so as most of the part of the stomach is bypassed and a small pouch is made. This surgery is the most popular surgery for weight-loss today. More than half of the weight loss surgeries performed around the world is bypass surgery, Read More Here.
During this procedure, two portion of the stomach are made. One portion is small and the other one is much larger. The smaller portion is used to form a pouch. This sewing of the smaller portion is called as stomach stapling. The capacity of this pouch is very less. It can hold a maximum of a cup of food. The benefit of this smaller stomach is that it makes the patient feel full sooner and hence, they are able to eat less. This finally helps them to lose weight. This surgery is also known as a restrictive procedure as this procedure works by restricting the amount of food consumed.
After forming the pouch, the surgeon disconnects the pouch from the duodenum. It is the first part of the small-intestine. After this, the pouch is reconnected to another part of the small-intestine called as the jejunum. All this reconnection helps to pass the food directly from the stomach to the jejunum. The food does not pass the duodenum. The area over which the food digestion occurs is greatly reduced. This further reduces the absorption of nutrients and calories. Due to this, it is also called as malabsorptive procedure. In addition, this surgery can be performed as a laparoscopic procedure or an open procedure. When it is performed laparoscopically, small incisions are made to the abdomen and small tools are inserted through them to perform the surgery. Whereas in the open surgery, a large incision is made in the middle of the belly and then, the surgery is performed through that incision.
Though the complications are also there after the gastric bypass , they are not as much as some of the other surgeries. These may include bleeding, ulcers, wound infections and digestive problems. The chance of a serious complication after the gastric bypass surgery is minimum. The percentage of the patients suffering from life-threatening complications after the surgery has been less than 5%. Some of the serious complications that can occur are pulmonary embolism, leakage problems, heart attack etc. Also, the risks of complications are much less if the gastric bypass Mexico is performed by an experienced surgeon. Beside the complications, the chances of death are almost negligible.