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. 13, 1987
Filed:
May. 16, 1986
Applicant:
Inventors:
Masami Kawabuchi, Yokohama, JP;
Koji Matsuo, Tokyo, JP;
Fumio Muramatsu, Atsugi, JP;
Akira Fukumoto, Tokyo, JP;
Koetsu Saito, Sagamihara, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128660 ; 73644 ;
Abstract
An ultrasonic transducer for medical diagnostic examinations which comprises a transducer element having one surface through ultrasonic waves are emitted, an acoustic impedance matcher, and a contact member brought to contact with an object being examined and formed on the one surface of the ultrasonic transducer element. The contact member includes at least a flat plate or an acoustic lens made of a-4-methylpentene-1-base polymer which has high mechanical strength. Transducer arrays and assemblies using such polymer as a member directly contacted with human body are also described.