FRACTIONAL-FILL CAPILLARY PIPETTE AND METHOD

Details FRACTIONAL-FILL CAPILLARY PIPETTE AND METHOD FRACTIONAL-FILL CAPILLARY PIPETTE AND METHOD

1972-05-18

1976-04-27

Swisher, S. Clement

Measuring and testing

Measuring vessel

B01l 302

Patent

active

039525996

ABSTRACT:
A fractional-fill capillary pipette adapted to fill to a predetermined mark to obtain a desired known volume of liquid such as blood, plasma, test reagents or the like is disclosed. The bore of the capillary tube is provided with means to facilitate the filling of the capillary tube to the mark with a continuous column of liquid to obtain a predetermined known volume without the necessity of filling the entire capillary tube.

REFERENCES:
patent: 1678540 (1928-07-01), Trenner
patent: 2685800 (1954-08-01), Natelson
patent: 2974528 (1961-03-01), Sanz
patent: 3045494 (1962-07-01), Gerarde
patent: 3045494 (1962-07-01), Gerarde
patent: 3285296 (1966-11-01), Ishimaru
patent: 3500689 (1970-03-01), Band

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