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.:
Date of Patent:
Mar. 27, 2012
Filed:
Aug. 26, 2010
Xusheng Zhang, Shoreview, MN (US);
Raja N. Ghanem, Edina, MN (US);
Robert W. Stadler, Shoreview, MN (US);
Paul G. Krause, Shoreview, MN (US);
Karen J. Kleckner, New Brighton, MN (US);
Xusheng Zhang, Shoreview, MN (US);
Raja N. Ghanem, Edina, MN (US);
Robert W. Stadler, Shoreview, MN (US);
Paul G. Krause, Shoreview, MN (US);
Karen J. Kleckner, New Brighton, MN (US);
Medtronic, Inc., Minneapolis, MN (US);
Abstract
A method and apparatus for detecting a cardiac event in a medical device determine an activity level count from an activity sensor signal for each of a number of time segments, store an activity level count for each of the time segments in a histogram, and accumulate the stored activity level counts to determine a percentage of time segments having an activity level count above a given activity level count.