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:
Apr. 30, 2019

Filed:

May. 31, 2017
Applicants:

Medtronic, Inc., Minneapolis, MN (US);

Universiteit Maastricht, Maastricht OT, NL;

Academisch Ziekenhuis Maastricht, Maastricht OT, NL;

Inventors:

Elien B. Engels, Maastricht, NL;

Kevin Vernooy, Maastricht, NL;

Alfonso Aranda Hernandez, Maastricht, NL;

Frits W. Prinzen, Maastricht, NL;

Jeffrey M. Gillberg, Coon Rapids, MN (US);

Assignees:

Medtronic, Inc., Minneapolis, MN (US);

Universiteit Maastricht, Maastricht, NL;

Academisch Ziekenhuis Maastricht, Maastricht, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 1/39 (2006.01); A61N 1/365 (2006.01); A61N 1/368 (2006.01); A61N 1/372 (2006.01); A61B 5/0468 (2006.01); A61B 5/0472 (2006.01);
U.S. Cl.
CPC ...
A61N 1/3682 (2013.01); A61B 5/0468 (2013.01); A61B 5/0472 (2013.01); A61N 1/3684 (2013.01); A61N 1/3686 (2013.01); A61N 1/36521 (2013.01); A61N 1/36564 (2013.01); A61N 1/36592 (2013.01); A61N 1/37217 (2013.01); A61N 1/3956 (2013.01); A61N 1/3962 (2013.01);
Abstract

In some examples, controlling delivery of CRT includes delivering ventricular pacing according to a sequence of different values of at least one of A-V delay or V-V delay, and acquiring one or more electrograms from respective vectors. For each of the different values of the at least one of A-V delay or V-V delay, at least one of a QRS amplitude or a QRS area may be determined based on the one or more electrograms, and a target change in QRS amplitude or QRS area between adjacent ones of the values of the at least one of A-V delay or V-V delay of the sequence may be identified. In response to the identification of the target change, the implantable medical device may deliver the ventricular pacing at a value of the at least one of A-V delay or V-V delay determined based on the identification to provide CRT.


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