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US 2006/0051392 A1Published application
Porous coatings for drug release from medical devices
AssigneeMedtronic, Inc.
InventorsKenneth Heruth, Edouard Koullick, Mark Lent
Life of this patent
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Abstract
Extravascular implantable medical devices are described. The devices include a polymeric layer comprising a polymeric matrix and pores. Therapeutic agent is loaded in the matrix, in the pores, or in the matrix and the pores. The devices include a structural surface layer. Additional therapeutic agent may be loaded in or on the surface layer. The devices may also include one or more intermediate layer, into or onto which additional therapeutic agent may be loaded.
Claims39
An implantable medical device configured for implantation in an extravascular location, comprising
- a structural surface layer;
- a polymeric layer comprising a polymeric matrix and a plurality of pores, the polymeric layer being disposed on or about the surface layer;
- and
- a first therapeutic agent, wherein the first therapeutic agent is disposed in one or more of the plurality of pores.
1 more element
Dependencies are inferred from the claim text.