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:
Mar. 27, 2018

Filed:

Oct. 10, 2014
Applicant:

Lifescan, Inc., Milpitas, CA;

Inventors:

Ronald C. Chatelier, Bayswater, AU;

Dennis Rylatt, Wheelers Hill, AU;

Linda Raineri, Prahran, AU;

Alastair M. Hodges, Blackburn, AU;

Assignee:

LifeScan, Inc., Wayne, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/327 (2006.01); G01N 27/48 (2006.01); G01N 33/49 (2006.01); G01N 33/80 (2006.01);
U.S. Cl.
CPC ...
G01N 27/3272 (2013.01); G01N 27/3273 (2013.01); G01N 27/3274 (2013.01); G01N 27/48 (2013.01); G01N 33/49 (2013.01); G01N 33/80 (2013.01); G01N 2333/4737 (2013.01);
Abstract

Methods for determining the hematocrit of a blood sample, and devices and systems used in conjunction with the same. The hematocrit value can be determined on its own, and further, it can be further used to determine a concentration of an analyte in a sample. In one exemplary embodiment of a method for determining the hematocrit value in a blood sample, a volume of blood is provided in a sample analyzing device having a working and a counter electrode. An electric potential is applied between the electrodes and an initial fill velocity of the sample into the device is calculated. The hematocrit of the blood, as well as a concentration of an analyte in view of the initial fill velocity can then be determined. Systems and devices that take advantage of the use of an initial fill velocity to determine hematocrit levels and make analyte concentration determinations are also provided.


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