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.

Patent No.:

US 7844335 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 30, 2010

Filed:

Apr. 03, 2008
Applicants:

Michael Lippert, Ansbach, DE;

Gerald Czygan, Buckenhof, DE;

Stefan Paule, Drosendorf, DE;

Inventors:

Michael Lippert, Ansbach, DE;

Gerald Czygan, Buckenhof, DE;

Stefan Paule, Drosendorf, DE;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A device is connected to electrode leads which performs intracardiac impedance measurements, conducts a transient pacing protocol, analyses the impedance measurements, and generates an LV lead position quality factor. The transient pacing protocol includes a repeated change ('transitions') between ventricular intrinsic rhythm and biventricular paced rhythm and may also include a variation of the atrioventricular delay (AVD) and/or the interventricular delay (VVD). The quality factor expresses the degree to which hemodynamic properties have improved due to BiV stimulation for the current LV lead position compared to intrinsic ventricular rhythm.


Find Patent Forward Citations

Lippert, Michael. (2010). Implantable medical device and method for lv coronary sinus lead implant site optimization (U.S. Patent No. 7844335). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7844335

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