Biopsy needle

Details Biopsy needle Biopsy needle

1981-09-08

1983-09-13

Howell, Kyle L.

Surgery

Truss

Pad

128310, 604164, 604170, A61B 1000

Patent

active

044036175

ABSTRACT:
A biopsy needle having a cannula with a sharpened distal end and a stylet received coaxially in the cannula and having a sharpened distal end protruding from the distal end of the cannula. The distal ends of the stylet, the cannula, or both, are provided with particular cutting edge configurations enabling the needle to more readily penetrate bone.

REFERENCES:
patent: 1147408 (1915-07-01), Kells
patent: 2516492 (1950-07-01), Turkel
patent: 3175554 (1965-03-01), Stewart
patent: 3477423 (1969-11-01), Griffith
patent: 3605721 (1971-09-01), Hallac
patent: 3788119 (1974-01-01), Arrigo
patent: 3788320 (1974-01-01), Dye
patent: 3893445 (1975-07-01), Hofsess
patent: 4314565 (1982-02-01), Lee
Hallac, Surgery, Apr. 1962, pp. 515-517.

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