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 8540643 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 24, 2013

Filed:

Feb. 29, 2008
Applicant:

Robert Turcott, Porto1a Valley, CA (US);

Inventor:

Robert Turcott, Porto1a Valley, CA (US);

Assignee:

Pacesetter, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/02 (2006.01); A61B 5/0295 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and device, such as an implantable cardiac device, for motion and noise immunity in hemodynamic measurement is presented. The method includes obtaining a template waveform representing hemodynamic performance of a heart during a first hemodynamic state and obtaining an autocharacterization measure from an autocharacterization (e.g., autocorrelation) of the template waveform. The method further includes obtaining a test waveform during a second hemodynamic state, performing a cross-characterization (e.g., cross-correlation) of the template waveform and test waveform to identify a cross-characterization measure, and comparing the autocharacterization measure with the cross-characterization measure as a measurement of hemodynamic status of the second hemodynamic state. The device includes hardware and/or software for performing the described method.


Find Patent Forward Citations

Turcott, Robert. (2013). Method and device for motion and noise immunity in hemodynamic measurement (U.S. Patent No. 8540643). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8540643

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