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:
Jun. 19, 2007
Filed:
Feb. 15, 2003
David J. Jorgenson, Bloomington, MN (US);
Christopher M. Manrodt, White Bear Lake, MN (US);
Robert M. Ecker, Lino Lakes, MN (US);
Lawrence C. Mcclure, Forest Lake, MN (US);
Charles H. Malmskog, Maple Grove, MN (US);
David J. Jorgenson, Bloomington, MN (US);
Christopher M. Manrodt, White Bear Lake, MN (US);
Robert M. Ecker, Lino Lakes, MN (US);
Lawrence C. McClure, Forest Lake, MN (US);
Charles H. Malmskog, Maple Grove, MN (US);
Medtronic, Inc., Minneapolis, MN (US);
Abstract
In an implantable medical device having an electrical lead coupled to tissue of a user and a circuit for measuring the impedance of the lead, a method and apparatus for responding to impedance variations in the lead which includes measuring the impedance of the lead while monitoring physiologic parameters of the user, detecting the presence or absence of electromagnetic interference, and if the impedance of the lead is out-of-range, determining whether the electromagnetic interference exceeds a predetermined value, and if the electromagnetic interference exceeds a predetermined value, administering a therapy to the tissue of the user.