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Transdermal medicament patch and active electrode for same

  • US 20080305154A1
  • Filed: 06/08/2007
  • Published: 12/11/2008
  • Est. Priority Date: 06/08/2007
  • Status: Active Grant
First Claim
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1. A transdermal medicament patch comprising:

  • (a) a flexible, planar biocompatible substrate having a therapeutic face on one side thereof configured for disposition against the skin of a patient;

    (b) a biocompatible adhesive on said therapeutic face of said substrate, said adhesive being sufficient in extent to releasably retain said patch on the person of the patient, when said therapeutic face of said substrate is disposed against the skin of the patient;

    (c) a planar medicament matrix on said therapeutic face of said substrate, the portion of said therapeutic face of said substrate thereby obscured by said medicament matrix defining a concealed portion of said therapeutic face, and the portion of said therapeutic face other than said concealed portion thereof defining an exposed portion of said therapeutic face, when permeated by medicament said medicament matrix effecting electrically conductive engagement with the skin of a patient when said patch is releasably retained on the person of the patient; and

    (d) a release liner covering said exposed portion of said therapeutic face of said substrate and affording direct access by medicament to the entire surface of the side of said medicament matrix opposite from said concealed portion of said therapeutic face.

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