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. 24, 2012

Filed:

Sep. 23, 2008
Applicants:

Lawrence D. Sherman, Bellevue, WA (US);

Clifton W. Callaway, Pittsburgh, PA (US);

James J. Menegazzi, Pittsburgh, PA (US);

Inventors:

Lawrence D. Sherman, Bellevue, WA (US);

Clifton W. Callaway, Pittsburgh, PA (US);

James J. Menegazzi, Pittsburgh, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/39 (2006.01);
U.S. Cl.
CPC ...
Abstract

A defibrillation system for use in treatment of ventricular fibrillation includes at least one sensor to measure heart rhythm; at least one applicator to apply a defibrillation pulse to a patient; and at least one processor in communication with the sensor and the applicator to determine a first value related to the rate of change of a leading edge of a lagged phase space reconstruction of ventricular fibrillation heart rhythm measured over a period of time.


Find Patent Forward Citations

Loading…