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Microwave applicator

  • US 6,208,903 B1
  • Filed: 06/23/1998
  • Issued: 03/27/2001
  • Est. Priority Date: 06/07/1995
  • Status: Expired due to Fees
First Claim
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1. A microwave applicator for inducing hyperthermia in target tissue comprising:

  • a plurality of antenna elements arranged in an array for launching a plurality of electromagnetic waves having a polarization adapted for generating a plurality of electromagnetic surface waves; and

    a control system, comprising a system for choosing antenna array excitations and a phase shifter, so that the control system adjusts amplitude and phase of the antenna array elements for converging the electromagnetic surface waves at the target tissue, thereby heating the target tissue.

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