Patent ID: 7550005
Filing Date: 2009-06-23
Classification: A61F,A61K,A61L,A61N

Abstract:
1. A stent comprising: a plurality of metal arms; a first arm of the plurality of metal arms, the first arm having a first surface facing in a first direction, and a second surface facing in a second direction generally opposite to the first direction, a first hole or well formed in the metal of the first arm, the first hole or well having an opening defined in the first surface of the first arm, a layer within the first hole or well, wherein the layer within the first hole or well comprises a therapeutic agent and extends completely across and at least partially fills the first hole or well, at least a second hole or well formed in the metal of the first arm, with the second hole or well having an opening defined in the first surface of the arm, a layer within the second hole or well, wherein the layer within the second hole or well comprises the therapeutic agent and extends completely across and at least partially fills the second hole or well, a segment of the first arm between the first hole or well and the second hole or well, and at least portions of the first surface and of the second surface on the segment that are free from any layer that comprises the therapeutic agent.