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. 04, 1980
Filed:
Feb. 22, 1977
Applicant:
Inventor:
Iwao Seo, Ibaragi, JP;
Assignee:
Mitsubishi Petrochemical Co. Ltd., Chiyoda, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128675 ; 252 629 ; 73727 ;
Abstract
A catheter having a transducer that comprises an organic high polymer filmlike piezoelectric element or elements. The catheter has the capacity of converting, safely and with accurate wave shapes, pressure in the living body, for example blood pressure, pressure in a thorax, or intrauterine pressure, into an electric signal. By means of this catheter, pressure in the living body can be measured.