Medical and Biological Engineering and Computing

, Volume 30, Issue 1, pp 115–117 | Cite as

Tetrapolar electrode system for measuring physiological events by impedance

  • A. O. Ragheb
  • L. A. Geddes
  • J. D. Bourland
  • W. A. Tacker
Communication

Keywords

Artefact reduction Bipolar Electrodes Impedance measurement Tetrapolar 

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References

  1. Anderson, F. A., Jr.,Penney, B. C., Patwardhan, N. A. andWheeler, H. B. (1980) Impedance plethysmography: the origin of electrical impedance changes measured in the human calf.Med. & Biol. Eng. & Comput.,18, 234–240.CrossRefGoogle Scholar
  2. Bouty, E. (1884) Sur la conductibilité electrique de dissolutions salines très étendues.J. Physique,2, 325–355.Google Scholar
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  4. Geddes, L. A. andBaker, L. E. (1989)Principles of applied biomedical instrumentation, 3rd edn. John Wiley, New York.Google Scholar
  5. Graham, M. (1965) Guard ring use in physiological measurements.IEEE Trans.,BME-12, 197–198.Google Scholar
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  8. Sahakian, A. V., Tompkins, W. J. andWebster, J. G. (1985) Electrode motion artifacts in impedance pneumography.,BME-32, 448–451.Google Scholar

Copyright information

© IFMBE 1992

Authors and Affiliations

  • A. O. Ragheb
    • 1
  • L. A. Geddes
    • 1
  • J. D. Bourland
    • 1
  • W. A. Tacker
    • 1
  1. 1.William A. Hillenbrand Biomedical Engineering CenterPurdue UniversityWest LafayetteUSA

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