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Iontophoretic catheter device

  • US 4,411,648 A
  • Filed: 06/11/1981
  • Issued: 10/25/1983
  • Est. Priority Date: 06/11/1981
  • Status: Expired due to Term
First Claim
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1. Apparatus adapted for iontophoresis application to provide antibacterial activity which comprises:

  • a catheter adapted for physiological use comprising an elongated tubular member having an orifice at the distal end for the passage of electrolyte fluid therethrough;

    a positive electrode containing a heavy metal, the positive electrode disposed and terminating internally to the tubular member, and having a surface exposed to the lumen of the tubular member proximate the orifice;

    a negative electrode disposed and terminating internally to the tubular member, the negative electrode having a surface exposed to the lumen of the tubular member proximate the orifice; and

    means for conductive electrical connection to a constant current source from each of the said positive and negative electrodes.

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