Biradial saw

Details Biradial saw Biradial saw

1989-07-24

1990-09-11

Hafer, Robert A.

Surgery

Instruments

Orthopedic instrumentation

606176, 606178, A61B 1700, A61F 500

Patent

active

049558889

ABSTRACT:
A biradial saw including a biradial saw blade having an elongate, arcuate body with a cutting end that is constructed to penetrate a solid substance. The blade's body is formed with inner and outer arcuate surfaces whose curvature radii are substantially equal but oriented relative to offset axes of curvature. Also included is a means for producing oscillating motion, and a means for attaching the blade's rear end to the oscillating-motion-producing means.

REFERENCES:
patent: 1619619 (1927-03-01), Kyfes
patent: 2412149 (1946-12-01), Higgins
patent: 2455655 (1948-12-01), Carroll
patent: 2702550 (1955-02-01), Rowe
patent: 3515128 (1970-06-01), McEvoy
patent: 3554197 (1971-01-01), Dobbie
patent: 4150675 (1979-04-01), Comparetto
patent: 4409973 (1983-10-01), Neufeld
patent: 4513742 (1985-04-01), Arnegger
patent: 4708133 (1987-11-01), Comparetto

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