High flux threaded needle

Details High flux threaded needle High flux threaded needle

1985-07-01

1987-06-02

Pellegrino, Stephen C.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604172, A61M 500

Patent

active

046700080

ABSTRACT:
The present invention is a needle for injecting or removing liquid from a body comprising a trocar having a sharpened end disposed within a generally conically shaped cannula, with the trocar sharpened end extending past the end of the cannula. The cannula may have threads on its end to facilitate insertion. The trocar is removable from the cannula.

REFERENCES:
patent: 1248492 (1917-12-01), Hill
patent: 1888349 (1932-11-01), Jacoby
patent: 3727613 (1973-04-01), Sorenson et al.
patent: 4013080 (1977-03-01), Froning
patent: 4215690 (1980-08-01), Oreopoulos et al.

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