05520687 is referenced by 22 patents and cites 19 patents.

The present invention relates to a low-profile screw-clamp assembly for use in spinal support fixation systems. The low-profile spinal fixation system has an anchor screw, a clamping assembly mounted on the anchor screw and a sleeve nut for attaching the clamping assembly to the anchor screw. The sleeve nut is substantially recessed into the clamping assembly, when the anchor screw and clamps are assembled. The present invention also relates to a locking mechanism, and method for making such a locking mechanism for locking the sleeve nut in place once assembled where a crimp is placed in a wall which forms the recess in the clamping assembly.

Title
Low profile spine fixation system
Application Number
938868
Publication Number
5520687
Application Date
March 29, 1994
Publication Date
May 28, 1996
Inventor
Robert S Howland
Seal Beach
CA, US
Agent
Christie Parker & Hale
Assignee
Advanced Spine Fixation Systems
CA, US
IPC
A61B 17/58
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