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. 10, 2026

Filed:

Aug. 01, 2024
Applicants:

The Vektor Group, Inc., San Diego, CA (US);

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

Inventors:

David E. Krummen, San Diego, CA (US);

Robert Joseph Krummen, Bellevue, WA (US);

Christopher J. T. Villongco, San Diego, CA (US);

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/367 (2021.01); A61B 5/341 (2021.01); A61B 5/364 (2021.01); G16H 10/60 (2018.01); G16H 30/40 (2018.01); G16H 50/20 (2018.01); G16H 50/50 (2018.01);
U.S. Cl.
CPC ...
A61B 5/367 (2021.01); A61B 5/341 (2021.01); A61B 5/364 (2021.01); G16H 10/60 (2018.01); G16H 30/40 (2018.01); G16H 50/20 (2018.01); G16H 50/50 (2018.01);
Abstract

A method for localizing the source of an arrhythmia within a heart wall is disclosed. The method involves accessing an indication of the source location of the arrhythmia within the endocardium. A normal vector is generated that is normal to the endocardium at the source location in the direction of the epicardium layer. An activation vector indicating the direction of electrical force of the heart during an initial stage of depolarization is determined. The depth angle between the normal vector and the activation vector is determined, and the depth of the source location within the heart wall is indicated based on a depth angle.


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