Patent ID: 7780647

Claim:
A medical device for at least partial implantation comprising: a main body having a length extending between a first end and a second end, the main body including a second tube at least partially positioned within a lumen of a first tube to form an annular space between an interior surface of the first tube and an exterior surface of the second tube, the second tube having a lumen extending from the first end to the second end; a first section along the length of the main body proximate the first end of said main body and having a first therapeutic agent, said first therapeutic agent comprising one or more members selected from the group consisting of antiproliferatives, anticoagulants, antithrombotics, thrombolytics, and fibrinolytics; and a second section along the length of the main body proximate the second end of said main body and having a second therapeutic agent, said second therapeutic agent comprising an antimicrobial, said first and second sections structured and aligned along said main body length such that said first therapeutic agent is at least substantially separated from said second therapeutic agent.