Surgery – Instruments – Orthopedic instrumentation
Patent
1995-06-22
1996-10-29
Buiz, Michael Powell
Surgery
Instruments
Orthopedic instrumentation
606167, 606170, 606171, A61B 1700
Patent
active
055692583
ABSTRACT:
A laminectomy rongeur with top and bottom parallel bars in sliding relation, one to the other, with the ends cooperating to form cutting tips. The lower bar has an upwardly longitudinally extending flange and an orthogonally related reinforcing wall extending laterally of the upwardly extending flange. An ejecting flange integral with and longitudinal of the longitudinally extending flange projects beyond the cutting tip of the top bar when the ends forming the cutting tips are spread apart.
REFERENCES:
patent: 5273519 (1993-12-01), Koros et al.
patent: 5385570 (1995-01-01), Chin et al.
patent: 5451227 (1995-09-01), Michaelson
Neurosurgical Instrument Calalog, Ruggles Corporation, 1969.
Kerrison Rounjuer Drawings, No date, pp. 1-3.
Commerical Product, of Logan Instrument. Made in 1992.
Buiz Michael Powell
Logan Instruments, Inc.
Truong Kevin
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