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Method and device for treating abnormal tissue growth with electrical therapy

  • US 8,014,854 B2
  • Filed: 07/15/2008
  • Issued: 09/06/2011
  • Est. Priority Date: 04/09/1999
  • Status: Expired due to Term
First Claim
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1. A method for the treatment of abnormal tissue growth madeup of abnormal cells, the method comprising:

  • providing circuitry coupled to a power source;

    providing at least one electrode operably coupled to said circuitry; and

    delivering through said circuitry direct current electrical therapy as a series ofvoltage pulses between 20 and 900 volts for ablating at least one abnormal cell and simultaneously causing electroporation of at least one abnormal cell;

    wherein said electrical therapy is delivered at a duty cycle in the range of 50 to 70 percent.

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