obturator
ob·tu·ra·tor
noun \ˈäb-t(y)ə-ˌrāt-ər\Definition of OBTURATOR
1
a : either of two muscles arising from the obturator membrane and adjacent bony surfaces: (1) : obturator externus (2) : obturator internus b : obturator nerve
2
a : a prosthetic device that closes or blocks up an opening (as a fissure in the palate) b : a device that blocks the opening of an instrument (as a sigmoidoscope) that is being introduced into the body








