Generally speaking, microneedle surgery to treat anal fistula is more prone to recurrence, the regular public hospital anorectal department is generally not used this surgery to treat anal fistula. Microneedle surgery is a commonly used plastic surgery, and microneedle surgery used to treat anal fistula is mostly some anorectal specialty hospitals publicized means of treatment, for some simple low anal fistula has a certain effect. However, complex anal fistula patients often have more fistula branches, distribution range is larger, difficult to locate the problem, microneedle surgical treatment is difficult to clear clean, easy to recur after surgery, so it is not recommended to use this method. Patients diagnosed with anal fistula, must be timely surgical treatment, at present the more mature surgical fistula mainly includes anal fistula incision, anal fistula hanging line surgery, anal fistula resection, anal fistula filling, etc., but these surgeries tend to anal sphincter damage, the patient needs to be diagnosed by a professional doctor after detailed diagnosis, the use of appropriate surgical treatment of anal fistula. It is recommended that patients go to the anorectal department of public hospitals, after a clear diagnosis, under the guidance of a professional doctor for treatment.