Electricity: measuring and testing – Electrolyte properties – Using a conductivity determining device
Reexamination Certificate
2006-02-28
2006-02-28
Nguyen, Vincent Q. (Department: 2858)
Electricity: measuring and testing
Electrolyte properties
Using a conductivity determining device
C324S722000
Reexamination Certificate
active
07005857
ABSTRACT:
A device and method for measuring clotting times in a fluid, typically blood, within a microchannel, with the onset of clotting being determined by measurement of the rate of change, or the value, of capacitance or impedance between two electrodes situated on either side of the microchannel. The device includes an upper support member and a lower support member with a microchannel formed therein. The device also includes electrodes situated along the length of the microchannel.
REFERENCES:
patent: 3699437 (1972-10-01), Amram
patent: 5300779 (1994-04-01), Hillman et al.
patent: 5534226 (1996-07-01), Gavin et al.
patent: 2347376 (2000-04-01), None
patent: WO 96/47907 (1999-09-01), None
Allen John
Alvarez-Icaza Manuel
McAleer Jerome
Plotkin Elliot
Richter Tanja
Lifescan Scotland Limited
Nguyen Vincent Q.
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