1. Postoperative pressure on the wound for 30 minutes, hemostasis, analgesia and other symptomatic treatment. 2. Routinely apply anti-infective drugs for 4-5 days after surgery. 3.Control the stool for 24-48 hours according to the situation, and give appropriate laxative drugs to keep the stool regular and smooth. 4.Avoid spicy and irritating food after surgery, and change medicine with Chinese medicine anti-inflammatory and muscular ointment or anti-inflammatory and muscular gauze daily until the wound heals, so as not to cause false healing of the wound and lead to recurrence of anal fistula. 5, hanging wire surgery, rubber band generally in the postoperative 7-14 days off, if necessary, can be tightened wire treatment, rubber band off before and after the patient’s pain is obvious, you can use the appropriate amount of pain medication.