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:
Jul. 02, 2024

Filed:

Jul. 08, 2021
Applicant:

Northwestern University, Evanston, IL (US);

Inventors:

John A. Rogers, Wilmette, IL (US);

Roozbeh Ghaffari, Cambridge, MA (US);

Kyeongha Kwon, Evanston, IL (US);

Jong Uk Kim, Evanston, IL (US);

Assignee:

NORTHWESTERN UNIVERSITY, Evanston, IL (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01); A61B 5/01 (2006.01); F24F 11/63 (2018.01); G05B 19/042 (2006.01);
U.S. Cl.
CPC ...
A61B 5/4266 (2013.01); A61B 5/002 (2013.01); A61B 5/01 (2013.01); A61B 5/6833 (2013.01); A61B 5/7225 (2013.01); F24F 11/63 (2018.01); G05B 19/042 (2013.01); A61B 2562/0271 (2013.01); A61B 2562/164 (2013.01); G05B 2219/2614 (2013.01);
Abstract

This invention discloses a sensor for measuring parameters of sweat from a skin, comprising a flexible structure comprising a fluid passage having inlet and outlet, the flexible structure being detachably attached to the skin and configured such that sweat enters the inlet as the sweat releases from the skin and flows through the fluid passage into the outlet; a thermal actuator disposed on the flexible structure over the fluid passage and configured to operably provide heat to flow of the sweat through the fluid passage; a first thermistor disposed on the flexible structure over the fluid passage between the inlet and the thermal actuator and configured to operably measure a first temperature of the sweat thereon; and a second thermistor disposed on the flexible structure over the fluid passage between the thermal actuator and the outlet and configured to operably measure a second temperature of the sweat thereon.


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