Surgery – Truss – Perineal
Patent
1987-07-24
1988-12-13
Hafer, Robert A.
Surgery
Truss
Perineal
128 92YM, 128 92YF, A61F 500
Patent
active
047902973
ABSTRACT:
A method of and system for fixing one or more levels of the vertebrae of a spinal column. Elongated guide wires are provided for being inserted into the vertebrae. A rigid plate is provided for being placed over the vertebrae with the guide wires passing therethrough. Cannulated screws are provided for being inserted over the guide wires, through the plate and into the vertebrae for securing the plate to the vertebrae.
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patent: 3367326 (1968-02-01), Frazier
patent: 4611581 (1986-09-01), Steffee
patent: 4653481 (1987-03-01), Howland et al.
patent: 4655199 (1987-04-01), Steffee
patent: 4696290 (1987-09-01), Steffee
Ryan, M. D., Taylor, T. K., and Sherwood, A. A.=Bolt-Plate Fixation for Auterior Spinal Fusion-Clinical Orthopaedics and Related Research, Feb., 1986.
Matthiass, H. H. and Heine, Jr.=The Surgical Reduction of Spondylolisthesis-Clinical Orthopaedics and Related Research, Feb., 1986.
Biotechnology, Inc.
Hafer Robert A.
Sam Charles H.
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