After surgery, warm water sitz bath can play the role of anti-inflammatory, pain relief, cleaning, the inner mouth does not need to be cleaned, in the post-surgery need to use iodine povidone wipe disinfection, and give the wound using saline cleaning, to avoid post-surgery infection, most patients need about 15-21 days of time to heal. Patients in the postoperative period every time after defecation should be warm water to the anal area for cleaning, regular to the hospital to change the medication, change the medication will use a syringe, the use of saline rinsing in the inner mouth area can clear the secretion of the inner mouth area, the local will be used to the petroleum jelly oil gauze local tamponade, pay attention to the post-surgical change of medication, post-surgical intravenous fluids can play a role in the anti-infection. In order to avoid pseudo-healing of the wound site, the internal orifice is probed at each dressing change, and removal of surface purulent secretions prevents the formation of a pus cavity.