Surgery – Instruments – Orthopedic instrumentation
Patent
1993-12-01
1995-05-16
Graysay, Tamara L.
Surgery
Instruments
Orthopedic instrumentation
81426, 81419, 24569, 269156, 2483164, A61B 1756
Patent
active
054156599
ABSTRACT:
A spinal fixation system is provided with pedicle clamps having multiple hooks for engagement with selected portions of a patient's vertebrae. The pedicle clamp includes three hooks which may be slidably positioned relative to each other to securely engage exterior surfaces of the lamina. A surgical tool is also provided to securely position the hooks with respect to each other on the exterior of the lamina. The surgical tool includes a fork for engaging the movable hooks of the pedicle clamp and a wrench for locking the movable hooks relative to each other and the pedicle clamp.
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Lee Casey K.
Wagner Erik J.
AMEI Technologies Inc.
Graysay Tamara L.
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