Safety vacuum syringe for blood sampling conformed to ergonomics

Details Safety vacuum syringe for blood sampling conformed to ergonomics Safety vacuum syringe for blood sampling conformed to ergonomics

1998-02-24

1999-08-17

Hindenburg, Max

Surgery

Diagnostic testing

Liquid collection

A61B 500

Patent

active

059386223

ABSTRACT:
A safety vacuum syringe for blood sampling conformed to ergonomics comprises: a needle head having a cannula needle with two needle tips at opposite ends held by a needle holder at a middle; a barrel having eccentric reduced front portion and a bottom opening end; an eccentric reduced lining tube inserted in the front portion of the barrel; a vacuum container having a plug sealed with front opening thereof; a tubular connector which connects the reduced lining tube to the vacuum container during using; and characteristically a reversible front cover which can be pressed into the cannula needle thoroughly in the barrel after using.

REFERENCES:
patent: 4790827 (1988-12-01), Haber et al.
patent: 5353806 (1994-10-01), Heinzelman et al.
patent: 5423758 (1995-06-01), Shaw
patent: 5718239 (1998-02-01), Newby et al.

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