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US 9,173,982 B2Granted
Coatings for drug delivery devices
AssigneeAdvanced Cardiovascular Systems, Inc.
InventorStephen Dirk Pacetti
Life of this patent
Estimating the term…
Abstract
A polymer coating for medical devices based on a polyolefin derivative. A variety of polymers are described to make coatings for medical devices, particularly, for drug delivery stents. The polymers include homo-, co-, and terpolymers having at least one olefin-derived unit and at least one unit derived from vinyl alcohol, allyl alcohol and derivatives thereof.
Claims15
A coating for a medical device, the coating comprising a polymer having at least one unit (I):
- —[CH2—CHR1]— (I)
- and at least one unit (II):
- —[CH2—CR2(CH2OH)]— (II)
- wherein the coating is capable of containing a drug, and
- wherein R1 is selected from a group consisting of hydrogen and an alkyl group;
- and R2 is an alkyl group.
3 more elements
A coating for a stent, the coating comprising a polymer having at least one unit (I):
- —[CH2—CHR1]— (I)
- and at least one unit (II):
- —[CH2—CR2(CH2OH)]— (II)
- wherein R1 is selected from a group consisting of a hydrogen atom and an alkyl group;
- and
- R2 is an alkyl group, wherein the coating contains a drug.
3 more elements
Dependencies are inferred from the claim text.