Disposable Os Locator, Canal Dilator, and Fundus Sound. Three convenient disposable and latex free patterns. The Os Locator is used to locate the external Os, the Canal Dilator is designed to dilate the cervical canal and the Fundus Sound assists with determining uterine depth. Each pattern is packaged individually for specific usage.Features & Benefits:
Cervical dilators are useful in locating and dilating the external orifice (OS), cervical canal, and internal orifice (OS) of the uterus. Dilation is often required prior to endometrial sampling and other diagnostic testing procedures.