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US 5,697,967 AGranted
Drug eluting stent
AssigneeMedtronic, Inc.
InventorsThomas Q. Dinh, Ronald J. Tuch, Robert S. Schwartz
Life of this patent
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Abstract
An intraluminal stent comprising fibrin and an elutable drug is capable of providing a treatment of restenosis.
Claims19
A method for delivery of a therapeutic substance to the interior of a body lumen comprising the steps of:
- (a) providing a generally cylindrical stent body;
- (b) applying to the stent body a first layer which is a solid composite of polymer and therapeutic substance;
- (c) applying fibrin over the composite;
- (d) introducing the stent transluminally into a selected portion of the body lumen;
- and
- (e) radially expanding the stent into contact with the body lumen.
3 more elements
A method for delivery of a therapeutic substance to an interior of a body lumen comprising the steps of:
- (a) providing a generally cylindrical stent having a body, said body having applied thereto a first layer which is a solid composite of polymer and therapeutic substance and a layer of fibrin as a second layer over the composite;
- (b) introducing the stent transluminally into a selected portion of the body lumen;
- and
- (c) radially expanding the stent into contact with the body lumen.
1 more element
Dependencies are inferred from the claim text.