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, 1990
Filed:
Sep. 07, 1988
Applicant:
Inventors:
Naritoshi Kanai, Tokyo, JP;
Akira Suzuki, Nishio, JP;
Assignees:
Aisin Seiki Kabushiki Kaisha, Aichi, JP;
Kabushiki Kaisha Shisangyokaihatsu, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128642 ; 600 17 ;
Abstract
A cannula has an electrode therein for detecting electrocardiographic signals. The electrode is located in the inner wall of the cannula and has anti-thrombus characteristics. The electrode comprises a composition of an anti-thrombus polyurethane powder and a carbon powder. This composition has electrically conductive and anti-thrombus characteristics. The electrode is located in a recess of the inner wall of the cannula. The electrode is connected to the outside through a wire conductor.