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. 01, 2012
Filed:
Nov. 29, 2004
Oscar Jimenez, Coral Gables, FL (US);
Guillermo Echarri, Miami, FL (US);
John E. Kast, Hugo, MN (US);
James E. Riekels, New Hope, MN (US);
Mark E. Schommer, Maple Grove, MN (US);
Oscar Jimenez, Coral Gables, FL (US);
Guillermo Echarri, Miami, FL (US);
John E. Kast, Hugo, MN (US);
James E. Riekels, New Hope, MN (US);
Mark E. Schommer, Maple Grove, MN (US);
Medtronic, Inc., Minneapolis, MN (US);
Abstract
A rechargeable implantable medical device with a magnetic shield placed on the distal side of a secondary recharging coil to improve charging efficiency is disclosed. The rechargeable implantable medical device can be a wide variety of medical devices such as neuro stimulators, drug delivery pumps, pacemakers, defibrillators, diagnostic recorders, cochlear implants. The implantable medical device has a secondary recharging coil carried over a magnetic shield and coupled to electronics and a rechargeable power source carried inside the housing. The electronics are configured to perform a medical therapy. Additionally a method for enhancing electromagnetic coupling during recharging of an implantable medical device is disclosed, and a method for reducing temperature rise during recharging of an implantable medical device is disclosed.