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:
Oct. 26, 2021
Filed:
Oct. 26, 2017
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Hideki Fukui, Tokyo, JP;
Tetsuya Matsuda, Tokyo, JP;
Assignee:
CANON MEDICAL SYSTEMS CORPORATION, Otawara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/3873 (2006.01); G01R 33/3815 (2006.01); A61B 5/055 (2006.01);
U.S. Cl.
CPC ...
G01R 33/3873 (2013.01); G01R 33/3815 (2013.01); A61B 5/055 (2013.01);
Abstract
A static magnetic field adjustment device for an MRI includes a shim tray, a bottom spacer and a magnetic material shim. The shim tray is mounted on the MRI and provided with a shim pocket. The bottom spacer is made of a non-magnetic material and accommodated in the shim pocket to make contact with a bottom surface of the shim pocket. The magnetic material shim is made of a magnetic material and accommodated in the shim pocket with the bottom spacer interposed between the magnetic material shim and the bottom surface of the shim pocket.