Gastric perforation belongs to open surgery, the size of the operation is related to the specific condition. 1, for small perforation of the stomach, and the onset of short time patients, the operation is generally relatively simple, open exploration to find the perforation site can be done directly after repair, without other special treatment, the operation takes 1-2 hours to complete, not a major surgery. 2, but if the perforation area is large, long, a large number of gastric contents into the abdominal cavity, the occurrence of abdominal cavity Infection, the operation will be more complicated. The surgical procedure requires repair or partial gastrectomy according to the size of the perforated wound, as well as abdominal cleaning and postoperative abdominal drainage, which takes longer. It is more complicated if there are other complications, so it belongs to the category of major surgery.