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. 20, 2018

Filed:

Nov. 25, 2011
Applicants:

Wouter Harry Jacinth Rensen, Eindhoven, NL;

Pieter Klaas DE Bokx, Eindhoven, NL;

Inventors:

Wouter Harry Jacinth Rensen, Eindhoven, NL;

Pieter Klaas De Bokx, Eindhoven, NL;

Assignee:

Hemics B.V., Eindhoven, NL;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/05 (2006.01); A61B 5/00 (2006.01); A61B 5/026 (2006.01); A61B 5/022 (2006.01);
U.S. Cl.
CPC ...
A61B 5/0082 (2013.01); A61B 5/0075 (2013.01); A61B 5/4528 (2013.01); A61B 5/4842 (2013.01); A61B 5/022 (2013.01); A61B 5/0261 (2013.01); A61B 5/6825 (2013.01); A61B 5/6829 (2013.01);
Abstract

A system and method to determine a disease activity as a single value by way of optical measurements in order to facilitate an analysis of a current disease status and a future course of disease, thus assisting a doctor's diagnosis or decision on a therapy. A blood perfusion is varied in an area of interest, the area of interest is irradiated with light of at least two wavelengths, an intensity of light reflected and/or transmitted by the area of interest is detected, features are derived from detected intensity curves of at least two predetermined wavelengths under at least two different perfusion conditions, and the disease activity is determined using these features.


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