Patent ID: 9005117
Filing Date: 2015-04-14
Classification: A61B

Abstract:
1. A surgical tool guide, comprising: a body having an opened lower end; at least one surgical tool entrance communicating with an upper portion of the body; a support ring located at a lower side of the body to be freely deformed and restored; a protection tube one end of which is fixed to the body to extend downward and an opposite end of which extends upward toward an upper side of the body while accommodating the body therein via the support ring; and a pressing ring fitted around the protection tube that extends upward to press the body downward to lower the body relative to the protection tube, and selectively fastened to the body when the body is pressed; wherein the body has a stopping boss protruding from an outer surface of the body, and the pressing ring has a boss holder on an inner surface of the pressing ring, the stopping boss is able to be inserted into the boss holder so that the pressing ring is selectively fastened to the body as the stopping boss is inserted into or separated from the boss holder according to horizontal rotation of the pressing ring while the pressing ring presses the body.