Drug-eluting stent having collagen drug carrier chemically treated with genipin
US7351421B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Mar 26, 2004 |
| Grant date | Apr 1, 2008 |
| Priority date | — |
| Expiry date | Aug 2, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method for treating vulnerable plaques of a patient, comprising: providing a biodegradable stent comprising a first supporting zone made of a first biodegradable material, wherein the supporting zone comprises at least a portion of continuous circumference of the stent; and a second therapeutic zone made of a second biodegradable material, wherein the therapeutic zone comprises at least one bioactive agent; delivering the biodegradable stent to the vulnerable plaques; orienting the therapeutic zone at about the luminal surface of the vulnerable plaque; and releasing the at least one bioactive agent for treating the vulnerable plaques.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.