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:
Sep. 08, 2026

Filed:

Apr. 14, 2023
Applicants:

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

Sensydia Corporation, Los Angeles, CA (US);

Inventors:

Kanav Saraf, Los Angeles, CA (US);

Per Henrik Borgstrom, Charlestown, MA (US);

Christopher Inhwan Baek, Playa Vista, CA (US);

Michael Wasko, Los Angeles, CA (US);

Yi Zheng, Los Angeles, CA (US);

Xu Zhang, Irvine, CA (US);

William J. Kaiser, Los Angeles, CA (US);

Aman Mahajan, Pittsburgh, PA (US);

Assignees:

THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US);

SENSYDIA CORPORATION, Los Angeles, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/02 (2006.01); A61B 5/346 (2021.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/02028 (2013.01); A61B 5/346 (2021.01); A61B 5/7267 (2013.01);
Abstract

A non-invasive, passive, and fully automated heart-sound-based system and method that provides estimates for blood velocity, tissue motion, and cardiac chamber size parameters for cardiac assessment is provided. The system uses a computer processor and software to receive PCG acoustic signals from one or more sensors and simultaneously receive electrocardiogram (ECG) signals from one or more sensors that are attached to a patient. The phonocardiogram (PCG) processing system and methods compute proxy metrics for echocardiographic parameters of cardiac tissue motion and valvular blood flow for evaluation.


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