Spinal surgical prosthesis
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 24, 2002
Grant Date -
N/A
app pub date -
Jul 26, 1999
filing date -
Jul 26, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A prosthesis in the form of a cage having opposed complimentary bearing surface assemblies. The bearing surface assemblies moveable towards and away from each other. The moving mechanism being part of the bearing surface assemblies. Each of the bearing surface assemblies having an outer bearing surface whereby movement of one bearing surface assembly in one direction will move the bearing surface assemblies away from each other and movement in the opposite direction will move the bearing surface assemblies towards each other.
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