Artificial intervertebral disc implant
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United States of America Patent
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May 7, 2013
Grant Date -
Jan 19, 2012
app pub date -
Sep 16, 2011
filing date -
Aug 15, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An intervertebral disc for placement between adjacent vertebrae comprising: an anterior side; a posterior side; a first lateral side; a second lateral side; an upper endplate having an inner surface and an outer surface, wherein the outer surface of the upper endplate is adapted for contacting a first vertebra; a lower endplate having an inner surface and an outer surface, wherein the outer surface of the lower endplate is adapted for contacting a second vertebra; and an elastic membrane extending from the inner surface of the upper endplate to the inner surface of the lower endplate and defining an inner volume that is at least partially filled with a fluid, wherein the elastic membrane is affixed to the inner surface of the upper endplate and to the inner surface of the lower endplate.
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