Patent · US Expired

Ridge-waveguide applicator for treatment with electromagnetic energy

US4282887A · kind A · utility

61Cited by
7References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 11, 1979
Grant dateAug 11, 1981
Priority date
Expiry dateOct 11, 1999

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N1/06
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An applicator for the therapeutic treatment of a patient with electromagnetic energy is provided by a ridge waveguide filled with deionized water and having a sheet of flexible radio frequency transparent material covering the radiating open end. The waveguide with the ridge and filled with water is dimensioned to propagate radio frequency signals in the TE.sub.10 mode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.