Patent ID: 7790141
Filing Date: 2010-09-07
Classification: A61K,A61P,C08G,C08H

Abstract:
1. A radio-opaque preparation for implantation in an animal body comprising: a sterile and medically acceptable injectable composition that exhibits thermoreversible self-assembly into a solid at 37 ° C. in aqueous solution at pH 7.2 and comprises a radio-opaque non-radioactive organic compound covalently bound to a synthetic biodegradable copolymer that comprises at least one hydrophobic polymer selected from the group consisting of polyglycolide, poly dl-polylactide, poly d-lactide, poly l-lactide, polydioxanone, polytrimethylenecarbonate, polyorthocarbonates and polyanhydride, wherein the copolymer has a solubility of at least 1% wt/v in aqueous solution and is a liquid or is in solution in the composition.