Patent ID: 6945974
Filing Date: 2005-09-20
Classification: A61B,Y10S

Abstract:
1. An implant plate assembly for stabilization of the spine, comprising: a first screw receiving socket element at a distal end of said assembly and configured with a screw shank passage and a screw head seat for attachment to a vertebra with the aid of a bone fixation screw; an elongate arm extending proximally from said first socket element and having an elongate through slot therealong, said slot having edges, and a series of adjacent screw head seat depressions for selectively seating portions of the head of a bone fixation screw; a second screw receiving socket element also configured with a screw shank passage and a screw head seat, and slidably received over said arm with its passage aligned over said slot for receiving the shank of a fixation screw therethrough for attachment to a vertebra; said second socket element and said slot configured and dimensioned whereby portions of a screw head of a fixation screw seated in said second socket element protrude through said second socket element passage and engage edges of said slot for clamping said second socket element to said arm when said screw is fully secured in a vertebra.