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:
May. 13, 2014
Filed:
Apr. 25, 2011
Wangcai Liao, Houston, TX (US);
Wangcai Liao, Houston, TX (US);
Cyberonics, Inc., Houston, TX (US);
Abstract
Methods and systems for detecting a seizure event, including receiving heart beat data versus time for a patient, detecting an increase in the heart rate of a patient from a baseline heart rate to an elevated heart rate, detecting a decrease in heart rate from the elevated heart rate, for a time interval occurring during said decrease in heart rate, determining at least one of a) a rate of decrease in heart rate and b) a rate of change in a rate of decrease in heart rate, and detecting a seizure event in response to determining at least one of a) a rate of decrease in heart rate greater than a threshold rate of decrease, and b) a rate of change in the rate of decrease less than a threshold rate of change in a rate of decrease.