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Definition of Bistoury
1. n. A surgical instrument consisting of a slender knife, either straight or curved, generally used by introducing it beneath the part to be divided, and cutting towards the surface.
Definition of Bistoury
1. a surgical knife [n -RIES]
Medical Definition of Bistoury
1. A long, narrow-bladed knife, with a straight or curved edge and sharp or blunt point (probe-point); used for opening or slitting cavities or hollow structures. Origin: Fr. Bistouri, fr. It. Dialect bistori, perh. Fr. Pistoia, Italy (05 Mar 2000)