1, regular outpatient review (within three months). 2.Patients with indwelling urinary catheter connected to sterile drainage bag, scrub the urethral orifice 1-2 times a day with 0.5% iodophor cotton balls, urinary bag every replacement, replacement is the interface to be wiped with 0.5% alcohol rotating from inside to outside, pay attention to the drainage tube and urinary catheter does not fold, do not fall off. 3, diet: high fiber, high vitamin, high protein, easy to digest food, prohibit spicy and stimulating food, drink more water, more than 1500ML per day, avoid dry stools. 4.Bike riding, bathing and sexual life are prohibited within three months, and appropriate activities and exercises are allowed. 5, generally 3-6 months after surgery can return to normal, sometimes after surgery urination is available blood and small pieces of exfoliated necrotic tissue must pay attention to drinking water to ensure that there is sufficient urine flushing, if there is poor urine control, teach the patient to do anal lifting training. 6, follow the doctor’s instructions for medication guidance.