Active agent delivery system including a hydrophilic...

Details Active agent delivery system including a hydrophilic... Active agent delivery system including a hydrophilic...

A - Human Necessities

61

L

A61L 27/26 (2006.01) A61L 27/34 (2006.01) A61L 27/44 (2006.01) A61L 27/54 (2006.01) A61L 31/04 (2006.01) A61L 31/10 (2006.01) A61L 31/16 (2006.01)

Patent

CA 2495181

The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a hydrophilic miscible polymer blend that includes an active agent and a miscible polymer blend comprising a hydrophilic polymer (preferably, a polyurethane) and a second polymer having a different swellability in water at 37~C.

L'invention concerne des systèmes d'administration d'agent actif conçus pour être mis en application dans des dispositifs médicaux et comprenant un agent actif et un mélange polymère hydrophile miscible contenant un agent actif et un mélange polymère miscible composé d'un polymère hydrophile, de préférence, un polymère de polyuréthanne, et d'un deuxième polymère possédant une caractéristique différente de gonflement dans de l'eau à 37 ·C.

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