Plate fixing system
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United States of America Patent
Stats
-
Mar 17, 2009
Grant Date -
Dec 8, 2005
app pub date -
Oct 2, 2003
filing date -
Oct 7, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed is a system for immobilizing two vertebrae, which system includes two screws, and an elongated connecting member and two fastening systems. Each fastening system includes a clamping member and a fastening member consisting of a single ring-shaped piece having a lateral wall around an axial passage. The wall includes a first aperture for the clamping member and a second aperture comprising a first portion and a second portion. The first portion has a rim forming a bearing surface for the screw head. The second portion provides a free passage for the screw head. The axial passage can receive one end of the connecting member and the screw head, whereby (a) the screw head can be freely inserted into the axial passage of the fastening member and (b) the end of the connecting member and the screw head are immobilized by actuating the clamping member.
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Family
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Cited Art Landscape
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