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:
Dec. 01, 1992
Filed:
Feb. 18, 1992
Applicant:
Inventor:
Indrajit Patel, Algonquin, IL (US);
Assignee:
Baxter International Inc., Deerfield, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ; C08K / ; A01N / ;
U.S. Cl.
CPC ...
604410 ; 524310 ; 524311 ; 435-2 ;
Abstract
A plastic composition is disclosed which has particular application in the manufacture of blood bags and other medical products. The composition has anti-hemolytic effects when used in the storage of red blood cells. In connection with one aspect of the present invention, the plastic composition comprises the combination of a non-PVC plastic and a selected quantity citrate ester sufficient to suppress hemolysis of red blood cells. The non-PVC material is preferably a polyolefin copolymer. Materials other than citrate ester may also be used with polyolefin as a hemolysis suppressant.