该院从50年代开始,Kielland氏(以下简称K氏)产钳术已较普遍用于阴道助产,现对1984～1986年三年中的300例K氏产钳术进行分析。临床资料一、产钳使用率:同期经阴道分娩总数3698例,其中经阴道助产(包括吸引产、钳产和臀位产)990例,而钳产530例,占经阴道助产的53.5％,其中K氏产钳术300例,占产钳术 The hospital from the 50’s, Kielland’s (hereinafter referred to as K’s) forceps surgery has been more commonly used for vaginal delivery, now in the three years from 1984 to 1986, 300 cases of K forceps were analyzed. Clinical data First, the use of forceps: 3698 cases of vaginal delivery over the same period, of which 990 cases of vaginal delivery (including the abortion, pliers and breech), and 530 cases of vomiting, accounting for 53.5% of vaginal delivery, Among them, K’s forceps were performed in 300 cases, accounting for total forceps