Motor driven hand piece for a surgical tool

Details Motor driven hand piece for a surgical tool Motor driven hand piece for a surgical tool

1990-08-17

1992-07-28

Rosenbaum, C. Fred

Surgery

Instruments

Cutting, puncturing or piercing

604 22, 408124, A61B 1732

Patent

active

051337290

ABSTRACT:
A surgical device including a handpiece adapted to receive a surgical tool, a motor driven drive shaft for rotating the tool about an axis, a static seal element sealed to the motor assembly, and a dynamic seal element sealed to the drive shaft, the seal elements having mating sealing portions defining a face seal in a surface transverse to the axis of rotation of the drive shaft.

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patent: 4517977 (1985-05-01), Frost
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patent: 4705038 (1987-11-01), Sjostrom
patent: 4895146 (1990-01-01), Draenert
patent: 4951690 (1990-08-01), Baker

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