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Electrical dosimetry control system

  • US 4,822,334 A
  • Filed: 12/04/1986
  • Issued: 04/18/1989
  • Est. Priority Date: 12/04/1986
  • Status: Expired due to Term
First Claim
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1. In an electronic control system for iontophoretic delivery of electrical current over time to a biological subject, the combination comprising:

  • means for determining the magnitude of said electrical current delivered to the biological subject;

    means for controlling the time period over which electrical current is supplied to the biological subject;

    adjustable means for selecting the dosage to be delivered to the biological subject;

    means for electrically measuring the actual dosage applied to the biological subject as a function of the produce of said electrical current and time; and

    means for terminating said electrical current delivered to the biological subject when said electrical current-time product equals said desired total dosage to be administered as established by said adjustable means.

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