Devices for the controlled release of one or more drugs into a patient are provided. The devices include an implantable stent, at least two reservoirs in the stent, and a release system contained in each of the at least two reservoirs, wherein the release system may have one or more drugs for release...http://www.google.fr/patents/US7041130?utm_source=gb-gplus-shareBrevet US7041130 - Stent for controlled release of drug
