Postoperative intestinal adhesions refer to the pathological state in which the peritoneum between organs and abdominal wall, organs and organs are abnormally adhered to each other after surgery due to surgical trauma, foreign body retention, infection and other factors. When postoperative patients have clinical syndromes characterized by chronic abdominal pain, digestive tract dysfunction, repeated episodes of incomplete intestinal obstruction and female infertility due to intra-abdominal adhesions, it is commonly referred to as postoperative intestinal adhesions in clinical practice.