Injectable biomaterial

Details Injectable biomaterial Injectable biomaterial

A - Human Necessities

61

K

A61K 9/16 (2006.01) A61K 9/00 (2006.01) A61K 9/51 (2006.01) A61L 24/00 (2006.01) A61L 24/04 (2006.01) A61L 24/06 (2006.01) A61L 27/16 (2006.01) A61L 27/18 (2006.01) A61L 27/26 (2006.01) A61L 27/54 (2006.01) A61L 31/04 (2006.01) A61L 31/06 (2006.01) A61L 31/16 (2006.01) A61L 31/18 (2006.01)

Patent

CA 2754200

The invention relates to an injectable biomaterial. The injectable biomaterial of the invention comprises a non aqueous solvent which is compatible for injection to human being and nanoparticles made of a polymer which is insoluble in water and insoluble in said non aqueous solvent, said nanoparticles being loaded with a drug or a biological agent. The injectable biomaterial of the invention is particularly appropriate for occluding normal or malformative blood vessels or non circulating cavities or for necrosing tumors.

La présente invention concerne un biomatériau injectable. Le biomatériau injectable selon l'invention contient un solvant non aqueux, qui est compatible pour être injecté à l'être humain, et des nanoparticules constituées d'un polymère qui est insoluble dans l'eau et insoluble dans ledit solvant non aqueux, lesdites nanoparticules étant chargées avec un médicament ou un agent biologique. Le biomatériau injectable selon l'invention est particulièrement approprié pour l'occlusion de vaisseaux sanguins normaux ou présentant une malformation, ou de cavités non circulantes, ou encore de tumeurs nécrosantes.

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