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:
May. 19, 2020

Filed:

Apr. 10, 2017
Applicant:

Circle Cardiovascular Imaging Inc., Calgary, CA;

Inventors:

Matthias Friedrich, Dorval, CA;

Kady Fischer, Medicine Hat, CA;

Jacqueline McQuaker, Calgary, CA;

Dominik Günsch, Ittigen, CH;

Qiao Wei, Calgary, CA;

Estee Lee, Calgary, CA;

Philipp Kai Barckow, Berlin, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 8/08 (2006.01); A61B 5/055 (2006.01); A61B 6/03 (2006.01); A61B 5/02 (2006.01); A61B 6/00 (2006.01); A61B 8/06 (2006.01); A61B 5/00 (2006.01); A61B 5/145 (2006.01); G01R 33/563 (2006.01); A61B 5/029 (2006.01); A61B 5/053 (2006.01);
U.S. Cl.
CPC ...
A61B 8/5223 (2013.01); A61B 5/0075 (2013.01); A61B 5/02028 (2013.01); A61B 5/055 (2013.01); A61B 5/14542 (2013.01); A61B 6/037 (2013.01); A61B 6/503 (2013.01); A61B 6/5217 (2013.01); A61B 6/5235 (2013.01); A61B 6/5288 (2013.01); A61B 8/065 (2013.01); A61B 8/5284 (2013.01); G01R 33/56366 (2013.01); A61B 5/029 (2013.01); A61B 5/053 (2013.01); A61B 6/032 (2013.01); A61B 6/504 (2013.01); A61B 6/507 (2013.01); A61B 6/508 (2013.01); A61B 8/5246 (2013.01);
Abstract

A method and system for processing imaging data of a tissue in an individual following a change in oxygenation or blood flow in tissue, for assessing tissue function. Test images are registered with a baseline image, providing registered images. The registered images may be compared to assess variations in the change in the tissue in response to changes in oxygenation or blood flow of the tissue shown in the images. The change in oxygenation or blood flow in the tissue may be quantified and plotted in a parametric plot or displayed in a parametric map to assess whether the change in oxygenation or blood flow, corresponding to a change in signal intensity, is abnormal following a stress event or under other conditions, to assess microvascular or macrovascular function.


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