我们对部分公社1964～1980年所做输卵管结扎术一年以上的28?0例进行随访,以了解并发症及扎管后的妊娠情况。得到随访的共2515例,随访率为89.69%。经过鉴定并发症计51例,占2.03%。扎管后复孕24例,失败率为0.95%。手术失败与扎管方法有关,2404例中有5种扎管方法,以伞切法及麦氏扎管法失败率较高,分别为1.33%和1.24%;潘氏改良法和李氏法分别为0.44%和0.43%。其他尚有技术原因及宫外孕。我们在潘氏改良法的基础上将 We follow-up 28? 0 cases of tubal ligation done in some communes from 1964 to 1980 more than one year to understand the complications and pregnancy after cerclage. A total of 2515 cases were followed up with a follow-up rate of 89.69%. Accounted for 51 cases of complications, accounting for 2.03%. Twenty-four cases were complicated with ampulla and the failure rate was 0.95%. The failure of the operation was related to the method of cerclage. There were 5 kinds of cerclage methods in 2404 cases, the failure rate of which was 1.33% and 1.24% 0.44% and 0.43%. There are other technical reasons and ectopic pregnancy. We will be based on the Pan’s Law of Improvement