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:
Apr. 02, 1985
Filed:
Apr. 08, 1983
Applicant:
Inventors:
Assignee:
Nippon Zeon Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604282 ; 604174 ;
Abstract
The invention relates to a tubular cannula for use with an artificial heart in open heart surgery. The cannula has a tubular portion with an axis having a three-dimensional configuration by being bent at least twice in different directions between an insertion distal end tip for insertion into a heart and a connection proximal end tip for connection with the artificial heart.