ADJUSTABLE CLAMP FOR BONE FIXATION ELEMENT

摘要

A clamp (10) for fixing bone pins or wires to an external frame (6) is disclosed. The clamp (10) has a central post member (11), a lower vise plate (31) and an upper vise plate (41) urged together on the post member (11) by a spring (60) for provisional placement, a nut (65) for positively locking the vise plates (31, 41) together on an external frame (6), and a pin clamp that can be moved along the axis of the central post member (11), and can receive and clamp either a bone pin or a bone wire. The pin or wire has unlimited angular movement in two planes. The clamp (10) is a captive unit that requires no intraoperative assembly.