Means for collecting and spotting small amount of blood

Details Means for collecting and spotting small amount of blood Means for collecting and spotting small amount of blood

1994-12-09

1996-10-29

Hindenberg, Max

Surgery

Instruments

Cutting, puncturing or piercing

A61B 1714

Patent

active

055692877

ABSTRACT:
A means for collecting and spotting a small amount of blood which comprises a cylinder, a piston, and a puncturing tip, wherein: the piston is inserted airtightly into one end of the cylinder; the puncturing tip is airtightly and exchangeably fitted onto another end of the cylinder; the puncturing tip comprises a blood conduit and a needle suspended by a spring within the blood conduit; the blood conduit has a volume which is equal to a volume of blood to be spotted to analytical means; and the needle is arranged to be pushed out from the puncturing tip by descent of the piston and then return back by ascent of the piston.

REFERENCES:
patent: 4553541 (1985-11-01), Burns
patent: 5026388 (1991-06-01), Ingalz
patent: 5318584 (1994-06-01), Large et al.
patent: 5356420 (1994-10-01), Czernecki et al.

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