Patent ID: 8166909
Filing Date: 2012-05-01
Classification: A61L,B05B,B05D

Abstract:
1. An apparatus for applying a coating to a medical device comprising: a first spray nozzle; a first composition supply reservoir and a first coating composition disposed therein, the first coating composition comprising an active agent and a first solvent; a first coating composition supply conduit configured to deliver the first coating composition to the first spray nozzle from the first composition supply reservoir; a second spray nozzle; a second composition supply reservoir and a second coating composition disposed therein, the second coating composition comprising a polymer and a second solvent, the second solvent immiscible with the first solvent; a second coating composition supply conduit configured to deliver the second coating composition to the second spray nozzle from the second composition supply reservoir; the first and second spray nozzles configured to produce first and second spray streams that intersect one another; and a device holder configured to hold a medical device in the path of the first and second spray streams; wherein the active agent is a therapeutic agent, and is insoluble in the second solvent and the polymer is insoluble in the first solvent.