An illustrated encyclopædic medical dictionaryBeing a dictionary of the technical terms used by writers on medicine and the collateral sciences, in the Latin, English, French and German languages . rtial staphyloma and totalleucoma. [Ann. docul., xlviii, p. 137 (F).] TREPANATION, TREPANNING, ns. Tre^p-an-ashuSn,-ani^n. Lat., trepanatio. See Trephining. TREPHINE, n. Tre^f-in. Gr., rpvirdvrj, Tpvvavov (from rpv-mr to bore). Lat., trepanum, frypanon. Fr., trephine, , Schddelbohrer, Drillbohrer, Drehhohrer, Trephina, instrument for cutting or sawing a circular openmg, generall
An illustrated encyclopædic medical dictionaryBeing a dictionary of the technical terms used by writers on medicine and the collateral sciences, in the Latin, English, French and German languages . rtial staphyloma and totalleucoma. [Ann. docul., xlviii, p. 137 (F).] TREPANATION, TREPANNING, ns. Tre^p-an-ashuSn,-ani^n. Lat., trepanatio. See Trephining. TREPHINE, n. Tre^f-in. Gr., rpvirdvrj, Tpvvavov (from rpv-mr to bore). Lat., trepanum, frypanon. Fr., trephine, , Schddelbohrer, Drillbohrer, Drehhohrer, Trephina, instrument for cutting or sawing a circular openmg, generallyfor sawing such an opening in the skull ; consisting of a crown(a steel tube with saw-teeth at its free endl, a shaft, and a ]—Brace t. A t. fitted into an ordinary carpenters brace. [B.]—Conical t. A t. the crown 8f which has the shape of a truncatedcone, and is provided with oblique ridges on its outer surface, sothat its progress ceases as soon as the bone has been cut through.[a 34 ]—Corneal t. Of Bowman, a small cutting drill or t. designedto excise a defined circular portion of the apex of a conical instrument is rotated by the finger and thumb. De Wecker s. conical trephine. Ger., Trepanirung. The opera- corneal t. is constructed on the principle of Heurteloups artificialleech. The tubular cutting blade is inclosed in a solid tube, andprotrudes by pressure on aspring. [F.]—Gaits t. SeeConical t.—Nasal t. An in-strument consisting of a steelshaft terminating in a smallfenestrated tube having aknife-edge or saw-edge. [• Med. Jour., May 28, 1887,p. 596 (a, 34).]—Tympanic instrument consisting of asteel shaft terminating in asmall, polished tube 2 mm. indiameter, having a cuttingedge. [Burnett, Trans, ofthe Am. Ot. Assoc, 18T3, (o, 34).] TREPHINING, n. Tre=f-iul^n*. Gr., rpuiniffts. Lat.,trepanntio. Fr., of using the trephine. [E. TREPIDATIO (Lat.), n. f. Tre2p-iSd-a(aS)shi2(ti=)-o. Gen.,-onis. From trepid
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectmedicine, bookyear189
