Surgery – Instruments – Orthopedic instrumentation
Reexamination Certificate
2007-08-06
2011-10-04
Robert, Eduardo C (Department: 3733)
Surgery
Instruments
Orthopedic instrumentation
Reexamination Certificate
active
08029514
ABSTRACT:
A bone screw removal system for a bone screw retaining system that includes an implant having a plate, which defines a plurality of transversely extending bores that are configured to receive a bone screw for engaging the plate to the cervical spine, and an elastically deformable spring member positioned therein a cavity of the plate such that portions of the spring member can extend into a portion of an upper region of each of the bores of a pair of opposing bores, the spring member being movable between a first relaxed, expanded position and a second, compressed position. The bone screw removal system having at least one tongue member that is configured to selectively act on the spring member of the bone screw retaining system.
REFERENCES:
patent: 5354302 (1994-10-01), Ko
patent: 6331179 (2001-12-01), Freid et al.
patent: 2006/0074418 (2006-04-01), Jackson
Comstock David
DoVale Anthony J
FSB FisherBroyles, LLP
Robert Eduardo C
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