The surgical steps of enterostomy reduction mainly include the following: 1. disinfection of the surgical area is required, because the presence of the fistula can contaminate the wound, disinfection needs to be done from the perimeter of the wound to the center, the fistula needs to be covered with gauze to avoid contamination of the wound, etc. 2. incision of the skin, subcutaneous, etc. is required, generally choose the fistula as the center of the shuttle incision, in order to cut the skin, subcutaneous, soft tissue, etc. directly to the intestinal canal. 3. The stoma can be removed and the remaining intestine can be anastomosed, either with anastomosis or manually.