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. 03, 2015
Filed:
Jan. 16, 2013
Applicant:
Thoratec Corporation, Pleasanton, CA (US);
Inventors:
Masamichi Yanai, Ann Arbor, MI (US);
Tao Zhang, Ann Arbor, MI (US);
Assignee:
Thoratec Corporation, Pleasanton, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/12 (2006.01); A61M 1/10 (2006.01);
U.S. Cl.
CPC ...
A61M 1/1086 (2013.01); A61M 2205/17 (2013.01);
Abstract
A implantable pump system comprises an implantable pump motor and an external unit. An inverter comprises respective phases couple to the motor via a cable with redundant conductors for each phase. A controller receives power measurements for all the redundant conductors, which are combined and compared in order to detect failures in the non-redundant components within the motor and windings.