Injector

Details Injector Injector

1989-03-08

1991-05-21

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

A61M 500

Patent

active

050171917

ABSTRACT:
An injector pre-filled with a radiopharmaceutical liquid, which comprises (1) a syringe containing a radiopharmaceutical liquid with a stopper made of an elastic material fitted at the top opening, (2) a holder having a hole at thee central part fitted on the stopper to keep it firmly at such position, (3) an adaptor having a body portion of which the lower part forms a cap portion, a passage for the radiopharmaceutical liquid penetrating the body portion and a hollow needle portion continuously extending from the passage to the lower direction, detachably fitted on the syringe, and (4) a disposable needle head comprising a needle having a passage for the radiopharmaceutical liquid therein and a cap portion, detachably fitted on the body portion of said adaptor to make a gap at the top part of the cap portion of the needle head, the cap portion of the needle head being at least partly made of an inside observable material.

REFERENCES:
patent: 1746009 (1930-02-01), Mulford
patent: 3063450 (1962-11-01), Myerson et al.
patent: 3096763 (1963-07-01), McConnaughey et al.
patent: 3234944 (1966-02-01), Stevens et al.
patent: 3974832 (1976-08-01), Kruck
patent: 3989044 (1976-11-01), Meierhoefer
patent: 4240423 (1980-12-01), Akhavi
patent: 4340068 (1982-07-01), Kaufman
patent: 4398544 (1983-08-01), Nugent et al.
patent: 4435176 (1984-03-01), Ishikawa
patent: 4689047 (1987-08-01), Bauer
patent: 4781701 (1988-11-01), Geprags

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