Surgery – Instruments – Orthopedic instrumentation
Patent
1993-12-02
1995-05-16
Brown, Michael A.
Surgery
Instruments
Orthopedic instrumentation
606 87, A61F 500
Patent
active
054156637
ABSTRACT:
A new set of surgical instruments is described which provides a movable constraint such that the instruments include a saw guide which may be used in either a constrained or unconstrained fashion. The instruments have a movable restraint which, in the down position provides a continuous surface with the remainder of the instrument for guiding a saw, and when in the up position provides a constrained slot for guiding the saw of a surgeon in making cuts in prosthesis implantation surgery.
REFERENCES:
patent: 4349018 (1982-09-01), Chambers
patent: 4565192 (1986-01-01), Shapiro
patent: 4926847 (1990-05-01), Luckman
patent: 5053039 (1991-01-01), Hofmann
patent: 5129909 (1992-07-01), Sutherland
patent: 5147365 (1992-09-01), Whitlock
patent: 5275603 (1994-01-01), Ferrante
Guerrera Stephen K.
Gundlach John D.
Luckman Thomas
Brown Michael A.
Johnson & Johnson Orthopaedics, Inc.
Shirtz Joseph F.
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