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the world > health and disease > healing > medical appliances or equipment > surgical instruments > [noun] > guiding or directing instruments (4)
director1667

Surgery. A hollow or grooved instrument for directing the course of a knife or scissors in making an incision.

directory1693

Surgery. = director, n. 3c. Obsolete.

staff1699

Surgery. A grooved steel instrument used to guide the knife in lithotomy.

obturator1862

Chiefly Medicine and Surgery. A device that occludes the lumen of a vessel or instrument; esp. a wire or rod used during the insertion of a…

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