Facet arthroplasty devices and methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Jul 6, 2004
filing date -
Oct 22, 1999
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of treating spine disease including the steps of removing at least a portion of a natural facet joint from a vertebral body; implanting an intervertebral disc prosthesis and replacing the portion of the natural facet joint with a facet joint prosthesis. The removed facet portion may be a cephalad or a caudal facet or both. The replacing step may include the step of attaching the facet joint prosthesis to the vertebral body, such as at or near a pedicle and/or spinous process. The invention also provides spinal prostheses to treat spine disease. The spinal prostheses include an intervertebral disc prosthesis and a facet joint prosthesis having artificial facet joint structure adapted and configured to replace a removed portion of the natural facet joint (cephalad, caudal or both).
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