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:
Feb. 21, 2023

Filed:

Aug. 13, 2020
Applicants:

Youti Kuo, Penfield, NY (US);

Shau-san Wu, New Taipei, TW;

Inventors:

Youti Kuo, Penfield, NY (US);

Shau-San Wu, New Taipei, TW;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); G01N 33/487 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502715 (2013.01); G01N 33/48707 (2013.01); B01L 2200/16 (2013.01); B01L 2300/0636 (2013.01); B01L 2300/0645 (2013.01); B01L 2400/0433 (2013.01); B01L 2400/0478 (2013.01);
Abstract

A lab-on-a-cartridge (LOAC) handheld assay device including an integrated test cartridge, a carbon nanotube electrode sensor, and a reagent dispenser for dispensing a liquid reagent into the test cartridge. The test cartridge includes a syringe plunger for drawing a test fluid into a test cavity, a bottom wall with a reagent inlet port, and a vibration adaptor for mixing. The reagent input port is attached with a slit valve for engaging with a slit spout of the reagent dispenser as a needleless dispensing system. Carbon nanotube sensors of different three-electrode configurations are provided for testing a volume of test fluid to increase the electrochemical reaction sensitivity. The assay device can be used with a CNT three-electrode sensor for saliva testing for determining glucose concentration.


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