After hanging the line of anal fistula surgery rubber band does not fall off the case can also be discharged, because the rubber band plays a major role in drainage and chronic cutting, short time more than can not make the sphincter fracture healing, so you can be discharged from the hospital after their own fracture off, if necessary, back to the hospital to tighten the rubber band. Anal fistula surgery, especially high anal fistula surgery, in order to prevent direct cut sphincter muscle and cause anal incontinence, so can take hanging line treatment. Because the trauma of anal fistula surgery is relatively deep, so the rubber band can play the role of drainage, which is conducive to the outflow of traumatic secretions. It can also play the role of chronic cutting, through the contraction force of the rubber band, so that the sphincter muscle due to ischemia and chronic rupture and then inflammatory healing. Because the sphincter rupture time is longer, mostly need 10-14 days time, and mostly will not cause hemorrhage and other complications, so can be discharged from the hospital to wait for its own shedding. If it can’t fall off on its own during this period, you need to return to the hospital for review, and if necessary, the rubber band will be tightened again by a professional doctor. Discharge after anal fistula surgery by the patient’s condition, hospitalization time is determined by the attending physician, so the patient to follow the doctor’s instructions, regular outpatient review.