title: Hydrostatic cervical dilator.
mesh_terms: D000028:Abortion, Induced; D002584:Cervix Uteri; D004106:Dilatation; D005260:Female; D049672:History, 19th Century; D006801:Humans; D009774:Obstetrics / Q000266:history / Q000295:instrumentation*; D011247:Pregnancy