Surgery – Instruments – Cutting – puncturing or piercing
Patent
1996-08-02
1999-03-30
Buiz, Michael
Surgery
Instruments
Cutting, puncturing or piercing
606170, A61B 1732
Patent
active
058882006
ABSTRACT:
A surgical tool system (20) with replaceable surgical cutting accessories (26) and attachments (34) for holding the tools. This system includes a handpiece (22) to which the cutting accessory and attachment are releasably attached. Collet (50) located inside a drill housing (44) located at one end of the handpiece securely fastens the surgical tool to a motor (24) also located in the handpiece. Leaf spring assembly (46) flush with the drill housing releasably secures the attachment in place. A single actuating collar (52) located around the outside of the drill housing both controls the locking force supplied by the collet and selectively relaxes the leaf spring assembly.
REFERENCES:
patent: Re27032 (1971-01-01), Hall
patent: 5222956 (1993-06-01), Waldron
patent: 5265343 (1993-11-01), Pascaloff
patent: 5505737 (1996-04-01), Gosselin et al.
patent: 5522829 (1996-06-01), Michalos
patent: 5569282 (1996-10-01), Werner
patent: 5571137 (1996-11-01), Marlow et al.
Anspach, Black Max Universal Instrument System, 1995, (4 pages).
Buiz Michael
Mulcare Nancy
Stryker Corporation
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