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:
Jan. 26, 2021

Filed:

Jan. 16, 2017
Applicant:

Indian Institute of Technology, Guwahati, Guwahati, IN;

Inventors:

Dipankar Bandyopadhyay, Guwahati, IN;

Nilanjan Mandal, Guwahati, IN;

Satarupa Dutta, Guwahati, IN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/78 (2006.01); G01N 21/77 (2006.01); C12Q 1/40 (2006.01); A61B 5/1455 (2006.01); A61B 5/15 (2006.01); A61B 5/145 (2006.01);
U.S. Cl.
CPC ...
G01N 21/78 (2013.01); A61B 5/150022 (2013.01); A61B 5/150358 (2013.01); C12Q 1/40 (2013.01); C12Y 302/01001 (2013.01); G01N 21/77 (2013.01); A61B 5/1455 (2013.01); A61B 5/14546 (2013.01); G01N 2021/7783 (2013.01);
Abstract

A transmittance based system/kit for point-of-care quantification of biomarker samples includes a stage supporting a detection unit, an optical transmittance unit and a signal processing unit. The detection unit comprising reactive substrate is capable of undergoing a specific biomarker sample interactive reaction and generating a quantifiable optical signal proportional to the concentration of the said biomarker sample wherein the intensity of the color varies with the concentration of the analyte in the bio-sample. The optical transmittance unit, comprises a sample stage integrated with the light source and a photodetector, converting quantifiable optical signal transmitted through the reagent coated substrate detection unit to electrical signals, a signal processing unit connected to the said optical transmittance unit transduces the analogue electrical signal into the digital display signal. The simple, single step, cost-effective easily disposable system/kit is useful for point-of-care detection of important biomarkers such as amylase, creatinine, albumin, among others.


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