Analytical microsyringe with a superelastic plunger

Details Analytical microsyringe with a superelastic plunger Analytical microsyringe with a superelastic plunger

1990-02-20

1991-11-05

Lacey, David L.

Chemical apparatus and process disinfecting, deodorizing, preser

Control element responsive to a sensed operating condition

604218, 7386416, B01L 302, G01N 102, A61M 5315

Patent

active

050630253

ABSTRACT:
An analytical microsyringe includes a syringe body, an injection needle fixed to the inner surface at one end of the syringe body, a linear plunger formed of superelastic wire and a knob integrally fixed to the rear end of the linear plunger. The linear plunger has the front end thereof formed to have a diameter large enough to tightly and slidably contact the inner surface of the syringe body and a portion thereof other than the large-diameter front end formed to have a smaller diameter and keep clear of the inner surface of the syringe body.

REFERENCES:
patent: 3232117 (1966-02-01), Gilmont
patent: 3537453 (1970-11-01), Drummond et al.

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