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:
Jan. 31, 1995
Filed:
Apr. 11, 1994
Shoa-Lin Lin, Kaohsiung, TW;
Chung-Yuan Mou, Taipei, TW;
National Science Council, Taipei, TW;
Abstract
An echo contrast agent for use in echocardiography is disclosed which can be introduced into the body through peripheral venous injection to opacify left ventricle. The echo agent to be injected into the body contains a plurality of gas-in-liquid microbubbles which are smaller than red blood cells and can therefore traverse the pulmonary circulation to reach the left ventricle in substantial quantity to effectuate opacification thereof. The echo contrast agent disclosed in this invention contains: (a) an aqueous solution containing 0.40-0.60 grams of albumin and 4.0-10.0 grams of glucose per 10 ml solution mixed with (b) glycerin. The ratio between (b) and (a) should be no less than 0.050. A method for preparing this echo contrast agent was also disclosed.