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. 09, 2019

Filed:

May. 19, 2014
Applicant:

Nokia Technologies Oy, Espoo, FI;

Inventors:

Sami Melkoniemi, Espoo, FI;

Stefano Campadello, Espoo, FI;

Niku Oksala, Tampere, FI;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/1455 (2006.01); A61B 5/00 (2006.01); A61B 5/01 (2006.01); A61B 5/026 (2006.01); A61B 5/0205 (2006.01); A61B 5/11 (2006.01); A61B 5/021 (2006.01); A61B 5/08 (2006.01); G16H 50/30 (2018.01);
U.S. Cl.
CPC ...
A61B 5/7275 (2013.01); A61B 5/0008 (2013.01); A61B 5/01 (2013.01); A61B 5/015 (2013.01); A61B 5/026 (2013.01); A61B 5/02055 (2013.01); A61B 5/0261 (2013.01); A61B 5/6824 (2013.01); A61B 5/6826 (2013.01); A61B 5/6831 (2013.01); A61B 5/7285 (2013.01); A61B 5/021 (2013.01); A61B 5/0816 (2013.01); A61B 5/11 (2013.01); A61B 5/14552 (2013.01); A61B 5/7278 (2013.01); A61B 2560/0252 (2013.01); A61B 2562/0219 (2013.01); A61B 2562/0223 (2013.01); G16H 50/30 (2018.01);
Abstract

A system for providing an early risk recognition monitoring by measurement of a peripheral tissue perfusion of a patient instead of clinically significant changes in systemic blood pressure and/or blood flow comprises a wristband device for gathering measurement data of the patient. The device measures a first temperature (t) of the patient at the first wrist (or distal antebrachium) point and a second temperature (t) of the patient at the second finger point, whereupon the system determines altered peripheral tissue perfusion by determining temperature gradient (Δt) between said first and second points. If the gradient (Δt) exceeds or deceeds a predetermined range, the system construes the exceeding as a peripheral vasoconstriction and the deceeding as a peripheral vasodilatation, and thereby provides a first early risk recognition phase (p) and transmits it as a warning indication to end devices of health care personnel.


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