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:
Nov. 24, 1992
Filed:
Apr. 30, 1991
Applicant:
Inventor:
Keigo Goshiki, Saitama, JP;
Assignee:
Junkosma Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ; A61K / ;
U.S. Cl.
CPC ...
428 364 ; 428 369 ; 428323 ; 428402 ; 428701 ; 428704 ; 524430 ; 524434 ; 524545 ; 524546 ; 524590 ; 424-4 ; 424423 ; 424653 ; 604280 ; 138D / ;
Abstract
A contrast medium-containing tube is provided which is a thermoplastic resin tube incorporated with a white bismuth compound composed mainly of bismuth oxide containing 70-85 wt % bismuth and having a particle diameter substantially smaller than 20 .mu.m. This contrast medium-containing tube looks white and remains white in appearance over a long period of time. It is easy to carry out extrusion molding for producing this contrast medium-containing tube.