CERVICAL DISTRACTION/IMPLANT DELIVERY DEVICE
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United States of America Patent
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Issued Date -
Nov 21, 2013
app pub date -
Jul 23, 2013
filing date -
Jun 6, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Systems for distracting a facet joint and positioning a permanent implant in the joint are disclosed. The implants serve to retain a distracted position of the facet joint which is achieved with positioning of the leading end of a distraction tool in the facet joint and then distracting or enlarging the joint a desired amount. The permanent implant could be part of the distraction mechanism which can be separated from the delivery tool once the joint has been distracted or an auxiliary implant may be positioned before the distraction mechanism is removed from the distracted joint. The permanent implants can be solid, mechanical devices that may have fixation means thereon to hold them in place or injected fluids such as hydrogels or fluids confined within balloons.
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