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. 05, 2019
Filed:
Mar. 10, 2017
Applicant:
Piolax, Inc., Yokohama-shi, JP;
Inventor:
Toshihiro Kimura, Yokohama, JP;
Assignee:
PIOLAX, INC., Yokohama-Shi, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 1/378 (2006.01); H01F 38/14 (2006.01); H02J 7/02 (2016.01); H02J 50/10 (2016.01); A61N 1/362 (2006.01);
U.S. Cl.
CPC ...
A61N 1/3787 (2013.01); A61N 1/362 (2013.01); H01F 38/14 (2013.01); H02J 7/025 (2013.01); H02J 50/10 (2016.02);
Abstract
One embodiment provides a power supply device for supplying power to a medical device main body implanted in a human body. The power supply device includes a power supply coil configured to supply power wirelessly to a power reception coil provided in the medical device main body from outside the human body through electromagnetic induction. And, the power supply coil includes: a cylindrical coil formed by winding a lead wire helically; and a ring-shaped member made of a magnetic material and is disposed so as to surround an outer circumference of the cylindrical coil.