👉 Gastroenteroanastomosis is an operation that involves creating a new opening or passage in the stomach or small intestine. This can be done by removing part of the stomach or small intestine and then using sutures to close the gap between them, usually with a bandage or surgical staples. The main goal of this surgery is to allow food to pass through the stomach more easily and prevent it from being stuck in the small intestine. The new opening created may be large enough to accommodate a