1, drink more water, daily water intake of about 2,000 milliliters, to achieve the role of self-cleaning. 2.Eat easily digestible, crude fiber-containing food, avoid smoking and alcohol, avoid eating stimulating food, and keep the bowel movement smooth. 3.Avoid sedentary, excessive labor, contraindication of sex, cycling type of sports within 2 months after the operation, in order to prevent secondary bleeding. 4. There may be slight hematuria after surgery, so drink more water. If accompanied by blood clots, you should go to the hospital in time. 5.If there is urinary incontinence after surgery, the contraction function training of anal sphincter is feasible to restore the function of urethral sphincter as soon as possible; if urinary difficulty occurs gradually after being discharged from the hospital, it should go to the hospital in time. 6.Re-check the urine routine, urine flow rate or residual urine 1-2 months after surgery to know the postoperative recovery.