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. 16, 2021

Filed:

Mar. 24, 2017
Applicant:

The Regents of the University of California, Oakland, CA (US);

Inventors:

Wouter-Jan Rappel, San Diego, CA (US);

David Vidmar, San Diego, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/04 (2006.01); A61B 5/0468 (2006.01); A61B 5/0464 (2006.01); A61N 1/368 (2006.01); A61B 5/00 (2006.01); A61B 5/042 (2006.01); A61B 5/044 (2006.01); A61B 5/0245 (2006.01);
U.S. Cl.
CPC ...
A61B 5/0468 (2013.01); A61B 5/044 (2013.01); A61B 5/0422 (2013.01); A61B 5/0464 (2013.01); A61B 5/6823 (2013.01); A61B 5/6852 (2013.01); A61B 5/6869 (2013.01); A61B 5/7235 (2013.01); A61N 1/368 (2013.01); A61B 5/0002 (2013.01); A61B 5/0245 (2013.01); A61B 5/686 (2013.01); A61B 5/7246 (2013.01);
Abstract

A method and system for determining a source of a cardiac rhythm disorder includes collecting cardiac signals at a plurality of locations during a cardiac arrhythmia and identifying activation times within the cardiac signals. After computing the time-dependent phase of each region of tissue, a level of phase synchrony is determined between each pair of locations to assign a synchronization number for each pair of locations. Using the synchronization number, a spatial synchrony map is generated to identify one or more asynchronous tissue regions surrounded by regions of synchrony in the patient's heart.


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