1. noun
A surgical instrument used to remove a circular section of bone from the skull; a trepan.
2. verb
To use a trephine during surgery.

"We shall wait," said Van Helsing, "just long enough to fix the best spot for trephining, so that we may most quickly and perfectly remove the blood clot, for it is evident that the haemorrhage is increasing."

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Look at other dictionaries:

  • Trephine — Tre*phine , v. t. [imp. & p. p. {Trephined}; p. pr. & vb. n. {Trephining}.] To perforate with a trephine; to trepan. [1913 Webster] …   The Collaborative International Dictionary of English

  • trephine — [trē fīn′, trēfēn′] n. [earlier trafine, form based on TREPAN1 < L tres,THREE + fines, ends] a type of small crown saw used in surgery to remove a circular section, as of bone from the skull vi. trephined, trephining to operate on with a… …   English World dictionary

  • Trephine — Tre*phine (?; 277), n. [A dim. of 1st trepan: cf. F. tr[ e]phine.] (Surg.) An instrument for trepanning, being an improvement on the trepan. It is a circular or cylindrical saw, with a handle like that of a gimlet, and a little sharp perforator… …   The Collaborative International Dictionary of English

  • Trephine — Trephine, so v.w. Handtrepan, s.u. Trepan …   Pierer's Universal-Lexikon

  • Trephine — Trephine, s. Trepanation …   Meyers Großes Konversations-Lexikon

  • Trephine — Trephīne (frz.), s. Trepanation …   Kleines Konversations-Lexikon

  • trephine — noun Etymology: French tréphine, from obsolete English trefine, trafine, from Latin tres fines three ends, from tres three + fines, plural of finis end more at three Date: 1628 a surgical instrument for cutting out circular sections (as of bone… …   New Collegiate Dictionary

  • Trephine — A trephine (IPA|/tfin/) is a surgical instrument with a cylindrical blade. It can be of one of several dimensions and designs depending on what it is going to be used for. They may be specially designed for obtaining a cylindrically shaped core… …   Wikipedia

  • trephine — trephination /tref euh nay sheuhn/, n. /tri fuyn , feen /, n., v., trephined, trephining. Surg. n. 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… …   Universalium

  • trephine — 1. SYN: perforator. 2. To remove a disk of bone or other tissue by means of a t.. [contrived fr. L. tres fines, three ends] * * * tre·phine trē .fīn n a surgical instrument for cutting out circular sections (as of bone or corneal tissue)… …   Medical dictionary

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