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US 2007/0191937 A1Published application
Remote activation of an implantable device
AssigneeAdvanced Cardiovascular Systems, Inc.
InventorSyed Hossainy
Life of this patent
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Abstract
The invention is directed to an implantable device, such as a stent, for delivering a therapeutic substance. The device includes a reservoir containing a therapeutic substance and an energy converter to cause the release of the substance.
Claims14
A method of delivering a therapeutic substance from a stent in a body vessel comprising:
- inserting into a body vessel a stent comprising a first material containing a therapeutic substance and a second material capable of converting a first type of energy to a second type of energy;
- and
- applying to the second material a first type of energy from an energy source external to the body vessel wherein the second material converts the first type of energy to the second type of energy and the second type of energy promotes the release of the therapeutic substance from the first material.
Dependencies are inferred from the claim text.