Facet fusion system

Details Facet fusion system Facet fusion system

2007-05-29

2007-05-29

Robert, Eduardo C. (Department: 3733)

Surgery

Instruments

Orthopedic instrumentation

Reexamination Certificate

active

10725832

ABSTRACT:
A facet fusion system comprises a trochar and a retractor arranged and configured for use during percutaneous retraction. A facet bur is adapted for decorticating the facet joint. The trochar, retractor and facet bur are implemented to prepare the facet joint for fusion. The facet bur comprises a head and a shaft. The head has a planar and an extension extending from the planar. The shaft extends from the planar of the head and extends from the planar in a direction opposing the extension of the head. The shaft is also adapted releasably to engage a power source for rotation. The extension is arranged and configured to engage a facet joint to taper the facet joint. The planar is arranged and configured to engage and plane a posterior surface of the facet.

REFERENCES:
patent: 6332886 (2001-12-01), Green et al.
patent: 6565605 (2003-05-01), Goble et al.
patent: 6695851 (2004-02-01), Zdeblick et al.
patent: 6921403 (2005-07-01), Cragg et al.
patent: 2002/0065558 (2002-05-01), Varga et al.
patent: 2005/0124993 (2005-06-01), Chappuis

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