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. 10, 2022

Filed:

Oct. 13, 2017
Applicant:

Cathvision Aps, Copenhagen N, DK;

Inventors:

Mads Emil Matthiesen, Copenhagen K, DK;

Sigge Nejst Larsen, Copenhagen N, DK;

Assignee:

CathVision ApS, Copenhagen N, DK;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/316 (2021.01); A61B 5/00 (2006.01); A61B 5/282 (2021.01); A61B 5/349 (2021.01); A61B 5/30 (2021.01); A61B 5/287 (2021.01);
U.S. Cl.
CPC ...
A61B 5/7203 (2013.01); A61B 5/282 (2021.01); A61B 5/316 (2021.01); A61B 5/349 (2021.01); A61B 5/725 (2013.01); A61B 5/7221 (2013.01); A61B 5/7257 (2013.01); A61B 5/287 (2021.01); A61B 5/30 (2021.01); A61B 5/6823 (2013.01); A61B 5/6852 (2013.01);
Abstract

System for filtering cardiac signals. The system includes: cardiac terminals (-) adapted to collect cardiac electrophysiological potentials from a plurality of cardiac electrodes (-) placed at respective cardiac locations in or on an individual () and a processor device () adapted to process one or more input signals, which are based on the collected electrophysiological potential(s). The processing includes running an adaptive filter algorithm on one or more signals based on the input signals. The adaptive filter algorithm is arranged to calculate estimated noise component(s) of the signals and arranged to subtract the estimated noise component(s) from the signals. In this way a cardiac signal is derived where the noise has been significantly reduced.


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