Anal fistula surgery is basically well still need to continue to soak the medicine until the anal fistula surgery wound completely healed. Anal fistula is a common anorectal disease, usually due to perianal abscess is not timely control led to the need for timely surgical treatment, timely control of anal seepage, anal moisture and itching and other symptoms. After surgery for anal fistula, a wound will be left in the treatment site, because the anus is often contaminated with feces as well as intestinal fluids, urine and other things, which will affect the healing of the wound site. So after surgery, need to use drugs to wash the wound, not only can keep the wound site clean and hygienic, but also conducive to the recovery of the wound healing. Commonly used potassium permanganate solution or compound cypress solution and other soaking medicine. Because the wound is not fully recovered at this time, in order to prevent bacterial invasion from the relatively small wound site, resulting in infection, so this time should also continue to soak the medicine, until the wound site is completely healed, there is no small wounds until. Anal fistula surgery is basically good, because it has not yet reached complete healing, so it is recommended that patients continue to soak the medicine, if the recovery process is abnormal, it is necessary to consult a doctor in time to avoid delaying the condition.