Early bloating after surgery for intestinal obstruction may be due to incomplete recovery of intestinal function caused by surgical trauma, and late bloating after surgery for intestinal obstruction may be due to recurrence of the disease. 1. Early stage: Early bloating is mainly due to incomplete recovery of intestinal function caused by surgical trauma, generally 3-4 days of gastrointestinal function will be improved, and can be improved by fasting, rehydration, acid and enzyme inhibition (such as the application of omeprazole, octreotide, and other medications), gastrointestinal decompression and other measures, which can help the patient to recover intestinal function as soon as possible. 2. Late stage: such as intestinal obstruction 1, 2 months after surgery, 1 year after the occurrence of abdominal distension, there is a possibility of recurrence of obstruction, repeated obstruction will lead to abdominal pain, abdominal distension, gastrointestinal dysfunction, etc., at this time, you can take anti-inflammatory and antispasmodic medications oral treatment, oral mannitol, enemas and so on. 3. Recurrence of intestinal obstruction: mostly seen in patients with intestinal adhesions, mesenteric vascular thrombosis, intestinal tumors and so on. The original obstruction can be cured by surgical treatment, but the cause of the disease has not been lifted, and there is a possibility that the rest of the intestinal obstruction, which leads to abdominal distension and other symptoms. If the stomach is still bloated after surgery for intestinal obstruction and continues to be unrelieved, it is necessary to seek timely medical treatment.