复杂性肛瘘是肛肠外科的常见病。处理不当,会并发严重的后遁症(如肛门畸形、肛门失禁),甚或多次手术仍难治愈。我院在中医挂线和西医切除缝合等疗法的基础上,总结出“挂线管道缝合内口引流术”。经长期临床实践,证明此法对治疗复杂性肛瘘疗效满意。临床资料我院从1974年2月至1980年12月,共收治复杂性肛瘘194例。一、性别、年龄男160例,女34例,男女之比4.7∶1。本组最大年龄67岁,最小65天。20～40岁93例(占58％)。二、瘘管分类据全国统一分类标准,高位单 Complex anal fistula is a common anorectal surgery. Improper handling, will be complicated by severe post-dilemma (such as anal deformity, incontinence), or even repeated surgery is still difficult to cure. Our hospital in line with traditional Chinese medicine and Western surgical suture removal therapy based on the summed up the “hanging wire suture internal drainage.” After long-term clinical practice, this method to prove the efficacy of the treatment of complex anal fistula satisfaction. Clinical data Our hospital from February 1974 to December 1980, a total of 194 cases of complicated anal fistula. First, gender, age male 160 cases, 34 females, male to female ratio 4.7: 1. The maximum age of 67 in this group, a minimum of 65 days. 93 cases (58%) aged 20-40 years old. Second, the classification of fistula According to the national uniform classification criteria, high single