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:
Jan. 04, 2022

Filed:

Jul. 08, 2021
Applicant:

Tampere University Foundation SR, Tampereen Yliopisto, FI;

Inventors:

Ilya Potapov, Tampere, FI;

Esa Räsänen, Tampere, FI;

Katriina Aalto-Setälä, Tampere, FI;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01); A61B 5/36 (2021.01); A61B 5/0245 (2006.01); A61B 5/352 (2021.01);
U.S. Cl.
CPC ...
A61B 5/36 (2021.01); A61B 5/02455 (2013.01); A61B 5/352 (2021.01); A61B 5/7203 (2013.01);
Abstract

A method for QT correction is provided, the method comprising receiving an ECG signal; extracting a plurality of beat-to-beat (RR) intervals; extracting a plurality of QT intervals; computing a first probability distribution for a range of QT values based on the plurality of QT intervals; computing a second probability distribution for a range of QT values based on the plurality of QT intervals and the plurality of RR intervals; solving one or more points, wherein the first probability distribution and the second probability distribution intersect or wherein a difference between the first probability distribution and the second probability distribution is below a pre-defined difference threshold; designating one of one or more QT values corresponding to the one or more points as a corrected QT interval for a given QT interval of the plurality of QT intervals.


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