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. 08, 2018
Filed:
Aug. 26, 2013
Toshiba Medical Systems Corporation, Otawara-shi, JP;
Noriko Yamamoto, Yokohama, JP;
Yohachi Yamashita, Yokohama, JP;
Yasuharu Hosono, Kawasaki, JP;
Kazuhiro Itsumi, Tokyo, JP;
Kazuhiko Higuchi, Kawasaki, JP;
Toshiba Medical Systems Corporation, Otawara-shi, JP;
Abstract
According to one embodiment, an ultrasonic probe includes a single crystal piezoelectric body with first and second planes facing each other and having a crystal orientation of [100], first and second electrodes on the respective first and second plane of the piezoelectric body, an acoustic matching layer on the first electrode, and a backing member under the second electrode, wherein the piezoelectric body is polarized along a first direction passing through the piezoelectric body and first and second electrodes, a fracture surface of the piezoelectric body that includes the first direction has a multilayer shape along one of the first and second electrodes, and a thickness of each layer of the multilayer shape is not less than 0.5 μm and not more than 5 μm.