Iontophoretic system for transdermal delivery of active agents for therapeutic and medicinal purposes
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United States of America Patent
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Jun 3, 2014
Grant Date -
Sep 13, 2012
app pub date -
May 25, 2012
filing date -
Feb 12, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
An embodiment of a system includes a power source and at least two electrode assembles. The power source that an output current that alternates between a maximum current value and a minimum current value; a pair of electrode assemblies. Each electrode assembly is configured to be held in contact with a skin layer of a user. Additionally, each electrode assembly includes an electrode that is coupled to the power source to receive the output current from the power source. At least one of the electrode assemblies in the pair includes a medium that carries an active agent having a charge, the medium being provided on the at least one electrode assembly to enable the output current to repel the active agent into the skin layer for a duration in which the output current has a polarity that is the same as a polarity of the active agent.
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