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:
Apr. 19, 2011
Filed:
Apr. 27, 2007
Applicants:
Scott A. Sarkinen, Greenfield, MN (US);
James M. Haase, Maplewood, MN (US);
Ronald L. Mezera, Lake Elmo, MN (US);
Christian Peclat, Neuchatal, CH;
Inventors:
Scott A. Sarkinen, Greenfield, MN (US);
James M. Haase, Maplewood, MN (US);
Ronald L. Mezera, Lake Elmo, MN (US);
Christian Peclat, Neuchatal, CH;
Assignee:
Medtronic, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/00 (2006.01); H01H 47/00 (2006.01); F04B 17/04 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An implantable drug delivery device includes a pump motor that is driven by electrical energy from a storage capacitor. At the end of each pump delivery cycle, electrical energy stored in the pump motor is recovered and returned to the storage capacitor, so that it can be used in subsequent delivery cycles.