Device and method for controlled delivery of active substance into the skin

Abstract From the Canadian patent

An apparatus for dermal treatment of an active substance having certain physical properties comprising a flexible wearable patch conformable to the , contour of a skin surface and having: a first electrode adapted to communicate the active substance into the skin byapplication of an electrical current on the skin surface, a second electrode, capable of closing electrical circuit with the skin surface, a power source for providing a current and voltage connected through a conductive media to the first and second electrode and , means for substantially controlling penetration depth of the active substance by selecting at least one variable from a plurality of variables.