A - Human Necessities – 61 – L
Patent
A - Human Necessities
61
L
A61L 27/54 (2006.01) A61L 27/26 (2006.01) A61L 27/44 (2006.01) A61L 31/04 (2006.01) A61L 31/16 (2006.01)
Patent
CA 2494188
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 miscible polymer blend that includes a hydrophobic cellulose derivative and a polyvinyl homopolymer or copolymer selected from the group consisting of a polyvinyl alkylate homopolymer or copolymer, a polyvinyl alkyl ether homopolymer or copolymer, a polyvinyl acetal homopolymer or copolymer, and combinations thereof.
La présente invention concerne des système d'administration d'un principe actif destiné à des dispositifs médicaux. Ces systèmes d'administration d'un principe actif comprennent un principe actif et un mélange polymère miscible contenant lui-même un dérivé cellulosique hydrophobe et un homopolymère de polyvinyle pris dans le groupe comprenant un homopolymère ou un copolymère de polyvinyl alkylate, un homopolymère ou un copolymère de polyvinyl alkyl éther, un homopolymère ou un copolymère de polyvinyl acétal, ou des combinaisons de ces composés.
Cheng Peiwen
Dang Kiem
Hobot Christopher M.
Lyu Suping
Sparer Randall V.
Medtronic Inc.
Smart & Biggar
LandOfFree
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