The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 21, 2019

Filed:

Dec. 08, 2014
Applicant:

Hitachi High-technologies Corporation, Tokyo, JP;

Inventors:

Chie Yabutani, Tokyo, JP;

Akihisa Makino, Tokyo, JP;

Shigeki Matsubara, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/86 (2006.01); G01N 35/10 (2006.01); G01N 35/00 (2006.01); G01N 35/04 (2006.01); G01N 33/49 (2006.01);
U.S. Cl.
CPC ...
G01N 33/86 (2013.01); G01N 35/00584 (2013.01); G01N 35/00722 (2013.01); G01N 35/1065 (2013.01); G01N 33/4905 (2013.01); G01N 35/00693 (2013.01); G01N 35/00732 (2013.01); G01N 35/10 (2013.01); G01N 2035/009 (2013.01); G01N 2035/0091 (2013.01); G01N 2035/0097 (2013.01); G01N 2035/00702 (2013.01); G01N 2035/00821 (2013.01); G01N 2035/00891 (2013.01); G01N 2035/0441 (2013.01); G01N 2035/0443 (2013.01);
Abstract

A signal reference value (SLocal) is set at which a blood coagulation reaction time (T) of a blood coagulation time reference sample measured on the basis of the result of comparing a signal value (amount of transmitted light, amount of scattered light, amount of fluorescence, or turbidity) pertaining to blood coagulation time that varies temporally according to the mixing and reaction of the blood coagulation time reference sample and a reagent and a signal reference value (S) corresponds to an expected value (Te) for the blood coagulation reaction time that has been set beforehand so as to correspond to the blood coagulation time reference sample. As a result, it is possible to use the blood coagulation time reference sample to determine the state of the reagent and enhance the reliability of measurement results by setting a unique signal reference value for each reagent container.


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