| 摘要 |
Implantable medical devices and methods of use are provided for controlled drug delivery. The devices may include an elongated body dimensioned to facilitate minimally invasive and complete implantation into a patient, wherein the elongated body portion comprises a first, closed end portion, a second closed end portion and an intermediate portion disposed between and connected to the first closed end portion and the second closed end portion; two or more discrete reservoirs disposed in the elongated body portion, each reservoir having one or more openings; a drug formulation, which comprises at least one drug, disposed in the two more discrete reservoirs; and reservoir caps closing off the one or more openings of each reservoir, wherein release of the drug in vivo is controlled at least in part by the in vivo disintegration or permeabilization of the discrete reservoir caps.
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