The American journal of the medical sciences (1827)
[Thorofare, N.J., etc.] Charles B. Slack [etc.] · leaf 390
to overcome some of the disadvantages which attend the employment of the present form of trocar in the evacuation of cysts in the operation of ovariotomy. An effort has been made in its construction to combine successfully the trocar and canula in such a manner as to permit of the adaptation of a… … guard (B), with a valve controlled by a hinge-joint, and a flexible tube (rubber) of sufficient length attached to a metallic neck (D). The diameter of the canula is T7Fth of an inch, and is made this size in order to afford an easy and rapid flow to the viscid, gelatinous fluids usually found in…
Medicine
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