An implantable medical device

Details An implantable medical device An implantable medical device

A - Human Necessities

61

L

A61L 31/10 (2006.01) A61L 27/34 (2006.01) A61L 27/54 (2006.01) A61L 31/16 (2006.01)

Patent

CA 2740854

An implantable medical device, which comprises a device substrate, a coating on the substrate which includes a drug which is highly soluble in water, and a protective layer which overlies the coating. The protective layer comprises a polymer selected from the group consisting of polylactic acid, polyglycolic acid and a lactic acid/glycolic acid copolymer having a weight average molecular weight of not more than 40,000.

L'invention porte sur un dispositif médical implantable qui comporte un substrat de dispositif, un revêtement sur le substrat qui comprend un médicament qui est extrêmement soluble dans l'eau et une couche de protection qui recouvre le revêtement. La couche de protection comporte un polymère choisi dans le groupe constitué par un acide polylactique, un acide polyglycolique et un copolymère acide lactique/acide glycolique ayant une masse moléculaire moyenne en poids ne dépassant pas 40 000.

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