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. 17, 1981
Filed:
May. 01, 1978
Applicant:
Inventors:
Makoto Kato, Mukomotomachi, JP;
Masaaki Hazue, Mukomotomachi, JP;
Assignee:
Nihon Medi+Physics Co., Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424-1 ; 424-2 ; 424-9 ;
Abstract
A .sup.99m Tc-labeled radioactive diagnostic agent, prepared by contacting .sup.99m Tc in the form of a pertechnetate with a non-radioactive carrier comprising pyridoxal or salt thereof, a stannous salt and an .alpha.-amino acid not having any hydrophilic functional group dissolved in an aqueous medium. This diagnostic agent is suitable for the examination of hepatobiliary ducts due to its smooth transfer through the hepatobiliary ducts as well as its high stability and non-toxicity.