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:
Aug. 08, 1995
Filed:
Sep. 28, 1992
Applicant:
Inventors:
Shin'ichi Miyata, Yokohama, JP;
Tetsuo Toyokawa, Yokohama, JP;
Koichi Sakai, Yokohama, JP;
Hiroshi Hisaki, Yokosuka, JP;
Assignee:
Nippon Zeon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604 96 ; 606194 ;
Abstract
A balloon catheter having a balloon part composed of a film which is formed from a polymer having a number average molecular weight of at least 50,000, and has an initial modulus at 100% of at least 95 kg/cm.sup.2 is provided. The balloon part is far excellent in preventive effect against its destruction is provided. The balloon catheter is suitable for use as a balloon catheter for intraaortic balloon pumping because the balloon part is prevented from being worn due to the rubbing of the balloon part against a calcified deposit on a blood vessel upon its practical operation.