腹压为第2产程中主要的辅助产力。自1998年开始,我们应用全自动增腹压助产仪(助产仪)助产,取得了很好的临床效果,现报道如下。一、资料和方法1.研究对象:选择我院1998年8～12月住院分娩、无内科及产科合并症的初产妇120例。随机分组,其中单纯应用助产仪者为研究组60例,平均年龄 Abdominal pressure for the second stage of labor in the main ancillary force. Since 1998, we have applied a fully automatic abdominal pressure assisted abortion (midwifery instrument) midwifery and achieved good clinical results, which are reported below. I. Materials and Methods 1. Subjects: 120 cases of primipara in our hospital from August to December 1998 hospitalized without medical and obstetric complications were selected. Randomly grouped, of which simple midwifery instrument for the study group of 60 patients, the average age