Applied anatomy and oral surgery for dental students . Fig. 36.—No. 3 elevator. accessories are fitted for heavier work than the dentalengine. Saws, trephines, drills, and burs, of various 154 ORAL SURGERY sizes and shapes, may be obtained to fit the engine may be driven by hand or by an f^/sactuaZ. size,) Fig- 37-—Cryers surgical engine, spiral osteotome, drill, and bur. The spiral osteotome is a useful instrument used forcutting bone with the surgical engine. For brainsurgery it is furnished with a special guard, to protect PRE PAR A TIOX FOR OPERA TION \ 5 5 t
Applied anatomy and oral surgery for dental students . Fig. 36.—No. 3 elevator. accessories are fitted for heavier work than the dentalengine. Saws, trephines, drills, and burs, of various 154 ORAL SURGERY sizes and shapes, may be obtained to fit the engine may be driven by hand or by an f^/sactuaZ. size,) Fig- 37-—Cryers surgical engine, spiral osteotome, drill, and bur. The spiral osteotome is a useful instrument used forcutting bone with the surgical engine. For brainsurgery it is furnished with a special guard, to protect PRE PAR A TIOX FOR OPERA TION \ 5 5 the dura and cerebrum from its point. With thisinstrument the bone cutting necessary for an osteoplasticflap can be cut in the skull in less than two minutes. Ligatures. Sutures, Etc. A ligature is a thread used to tie around a blood-ves-sel after the latter has been secured with hemostaticforceps, and also to tie around pedunculated are nearly always composed of catgut (, plain) or silk. In tying ligatures a double square knotshould always be used. In the case of a large vesselit is better to secure this with a third knot. A suture is a thread used with a needle to close awound. J\lany materials are used for sutures, the com-monest being catgut, plain and chromicized, silk,silkworm-gut,
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Keywords: ., bookauthoriv, bookcentury1900, bookdecade1910, booksubjectanatomy
