Patent ID: 6477410
Filing Date: 2002-11-05
Classification: A61N

Abstract:
An applicator in combination with a substance for use in an electrokinetic device to deliver the substance to a treatment site for an individual, comprising:a substrate including a substance-dispensing portion having a first face for electrical contact with an electrode carried by the electrokinetic device and a second face for electrical contact with the treatment site; a reservoir carried by said substrate, said substance disposed in said reservoir, said reservoir including a rupturable barrier for maintaining the substance apart from said substance-dispensing portion; said substance-dispensing portion providing an electrically conductive path through said substrate including at least in part said first and second faces of said substrate for electrokinetically driving the substance into the treatment site upon rupture of the barrier releasing the substance into the substance-dispensing portion and application of said device to said first face and passage of an electrical current through said applicator; said substrate carrying water for pretreatment hydration of the substance.