After the operation, if the condition of the body permits, eat high protein, high vitamin and food containing much fiber, and reasonably match the most nutritious. At the initial stage after surgery, the function of the gastrointestinal tract of the patient has not yet fully recovered, when the patient begins to defecate, defecation, at this time can be liquid diet, no discomfort symptoms, can gradually semi-liquid diet, and then slowly transition to general food. After the surgery, patients can eat some high protein food, such as bass, pig’s trotters, pigeon and so on. They should also eat some fruits and vegetables rich in fiber and vitamins, such as tomatoes, spinach, kelp and so on. After surgery, attention should be paid to a light diet, avoid heavy oil, heavy salt, spicy diet, according to the needs of the body, a reasonable combination of food.