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Apparatus for creating hyperthermia in tissue

  • US 4,589,423 A
  • Filed: 08/06/1984
  • Issued: 05/20/1986
  • Est. Priority Date: 04/02/1980
  • Status: Expired due to Term
First Claim
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1. An apparatus for irradiating a target having a central axis and a diameter, with electromagnetic radiation, comprising:

  • a plurality of individual applicators, wherein each of said applicators is a dipole antenna;

    means for coupling said applicators together to form an annular array forming an interior for locating the target therein and said applicators positioned to emit radiation toward the central axis having the radiation electric field component aligned parallel with the central axis;

    a bolus located within said interior and adaptable for positioning between the applicators and the target; and

    means for coupling electromagnetic radiation to said applicators and for providing radiation having a predetermined phase relationship.

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