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:
Mar. 17, 2015

Filed:

Apr. 11, 2008
Applicants:

J. Randall Moorman, Charlottesville, VA (US);

Douglas E. Lake, Charlottesville, VA (US);

Inventors:

J. Randall Moorman, Charlottesville, VA (US);

Douglas E. Lake, Charlottesville, VA (US);

Assignee:

University of Virginia Patent Foundation, Charlottesville, VA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/04 (2006.01); A61B 5/048 (2006.01); A61B 5/00 (2006.01); G06K 9/00 (2006.01); A61B 5/0452 (2006.01); A61N 1/39 (2006.01); G06F 19/00 (2011.01);
U.S. Cl.
CPC ...
A61B 5/048 (2013.01); A61B 5/412 (2013.01); A61B 5/7264 (2013.01); G06K 9/00523 (2013.01); A61B 5/0452 (2013.01); A61N 1/395 (2013.01); G06F 19/345 (2013.01);
Abstract

The invention relates to a method for analysis of cardiac rhythms, based on calculations of entropy and moments of interbeat intervals. The invention provides an optimal determination of segments of data that demonstrate statistical homogeneity, specifically with regard to moments and entropy. The invention also involves calculating moments and entropy on each segment with the goal of diagnosis of cardiac rhythm. More specifically, an absolute entropy measurement is calculated and provided as a continuous variable, providing dynamical information of fundamental importance in diagnosis and analysis. Through the present invention, standard histograms, thresholds, and categories can be avoided.


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