Trephining
noun
1.
a small circular saw with a center pin mounted on a strong hollow metal shaft to which is attached a transverse handle: used in surgery to remove circular disks of bone from the skull.
verb (used with object), trephined, trephining.
2.
to operate upon with a trephine.
noun
1.
a surgical sawlike instrument for removing circular sections of bone, esp from the skull
verb
2.
(transitive) to remove a circular section of bone from (esp the skull)
trephine tre·phine (trĭ-fīn’)
n.
A cylindrical or crown saw for the removal of a disk of bone, especially from the skull, or removal of other firm tissue such as that of the cornea. v. tre·phined, tre·phin·ing, tre·phines
To operate on with a trephine.
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