with simple integrated structure and reliable action, the mechanical cervical dilator is easy to operate, and the dilation extent of the cervix is easy to master.
本实用新型整体结构简单,动作可靠,便于操作,宫 颈的开大程度易于掌握。
a mechanical cervical dilator of the utility model comprises dilation arms, movable slide ways, a movable disk and a supporter.