Craniotome is the name of a number of things: ...[tool] Craniotome is a term that is used simultaneously for a tool for drilling simple burr holes (trepanation) or for creating larger openings in the skull (craniotomy). The former is generally equipped with a clutch which automatically disengages once it touches softer tissue, thus preventing tears in the dura. The latter is a surgical in...
Instrument formerly used for perforation and crushing of the foetal skull. ... (05 Mar 2000) ... 
(kra´ne-o-tōm″) a cutting instrument used in craniotomy.
Type: Term Pronunciation: krā′nē-ō-tōm′ Definitions: 1. Instrument formerly used for perforation and crushing of the fetal skull.