Cellulose diacetate compositions for use in embolizing blood...

Details Cellulose diacetate compositions for use in embolizing blood... Cellulose diacetate compositions for use in embolizing blood...

A - Human Necessities

61

K

A61K 47/38 (2006.01) A61K 47/48 (2006.01) A61K 49/04 (2006.01) A61L 24/00 (2006.01) A61L 24/04 (2006.01) A61L 24/06 (2006.01) A61L 24/08 (2006.01)

Patent

CA 2215311

Disclosed are compositions suitable for use in embolizing blood vessels which compositions comprise a cellulose diacetate polymer, a biocompatible solvent and a water insoluble contrasting agent selected from the group consisting of tantalum, tantalum oxide and barium sulfate. Also disclosed are methods for embolizing a blood vessel using the compositions described herein.

L'invention porte sur des compositions se prêtant à l'embolisation de vaisseaux sanguins; ces compositions comportent un polymère d'acétate de cellulose, un solvant biocompatible et un agent de contraste insoluble dans l'eau sélectionné dans le groupe constitué de tantale, d'oxyde de tantale et de sulfate de baryum. L'invention porte également sur des procédés d'embolisation de vaisseau sanguin mettant en oeuvre les compositions susmentionnées.

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