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US 2002/0120326 A1Published application
Ethylene-carboxyl copolymers as drug delivery matrices
AssigneeAdvanced Cardiovascular Systems, Inc.
InventorGene Michal
Life of this patent
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Abstract
The present invention includes a drug delivery coating. The drug delivery coating comprises a matrix comprising one or more co-polymers of ethylene comprising carboxylic acid containing unsaturated monomers. The drug delivery coating also comprises a drug contacting the matrix.
Claims36
A drug delivery coating, comprising:
- a layer comprising one or more co-polymers of ethylene comprising carboxylic acid containing unsaturated monomers;
- and
- a drug at least one of being contained within and being attached to the layer.
A coated stent comprising:
- a tubular main body;
- and
- a coating adhered to the tubular main body, the coating comprising one or more co-polymers of ethylene with carboxylic acid.
A method of improving manufacturability of a drug delivery system used with a medical device, comprising:
- providing a medical device with a main body;
- providing a coating comprising cross-linkable co-polymers of ethylene with carboxylic acid;
- and
- applying the coating to the main body of the medical device.
1 more element
A drug delivery system, comprising:
- a tubular main body;
- a biodegradable coating that overlays the tubular main body;
- one or more drugs that are incorporated in the biodegradable coating;
- and
- a coating comprising one or more co-polymers of ethylene with a carboxylic acid moiety that overlays the biodegradable coating.
2 more elements
Dependencies are inferred from the claim text.