子宫颈扩张术是在刮宫术或中止妊娠外科手术之前进行的一种普通妇科操作。目前人们正致力于研究通过使用不同药物和预处理方法减少扩张期间对子宫颈的损伤。在一些对人类子宫颈扩张所需扩张力的研究中,Kenyon等人指出,插入扩张器期间出现的峰值轴向力是对宫颈成熟剂 Cervical dilatation is an ordinary gynecological procedure performed prior to curettage or termination of pregnancy surgery. At present, people are working on reducing the damage to the cervix during dilatation by using different drugs and pretreatment methods. In some studies of dilatation required for cervical dilatation in humans, Kenyon et al. Pointed out that the peak axial force that occurs during dilator insertion is an indication of the effect of cervical ripening agents