Percutaneous delivery of facet screws using depth control indicator
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United States of America Patent
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N/A
Issued Date -
Oct 23, 2008
app pub date -
Jan 7, 2008
filing date -
Jan 5, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Instrumentation systems that facilitate the reproducible deployment and placement of fixation device such as a screw, via an aligned, percutaneous access and approach, designed to relieve lower back pain and possibly improve disc health and prevent progression or transition of disease. Information about methods and equipment for accessing and preparing bone for subsequent delivery of a bone screw such as a facet screw across a facet joint. Some of the many teachings contained herein address a system of visual indicators may be used in connection with a bore cutter that operates around an anchored guide wire to avoid dislodging the anchored guide wire.
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