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Original Article

Electronic Analysis of Foetal Breathing Movements

A practical-application of phaselock-loop phiples

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Pages 246-249 | Published online: 09 Jul 2009

References

  • Marsal K., Gennser G., Lindstrom K. Real-time ultrasonography for quantified analysis of fetal breathing movements. Lancet 1976; ii: 718
  • Lindstrom K., Marsal K., Gennser G., Bengtsson L., Benthin M., Dahl P. Device for measurement of fetal breathing movements – I. The TD-recorder. A new system for recording the distance between two echogenerating structures as a function of time. Ultrasound in Medicine and Biology 1977; 3: 143
  • Bodoy K., Dawes G. S. Fetal breathing. British Medical Bulletin 1975; 31: 3
  • Marsal K. Ultrasonic Measurements of Fetal Breathing movements in Man. University of Lund. 1977, Thesis
  • Signetics Corporation, Application of digital, linear & MOS circuits (section 6). 1977
  • Wladimiroff J. W. Quantitation of fetal breathing movements; normal and poor fetal growth. Poor Intrauterine Fetal Growth, Modena Salvador, Bacchi. Centro Medico, Rom 1977; 261–264
  • Gennser G., Marsal K., Brantmark B. Maternal smoking and fetal breathing movements. American Journal of Obstetrics and Gynecology 1975; 123: 725
  • Manning F. A., Feyerabend C. Cigarette smoking and fetal breathing movements. British Journal of Obstetrics and Gynaecology 1976; 83: 262
  • Dawes G. S., Fox H. E., Leduc B. M, Liggins G. C., Richards R. T. Respiratory movements and rapid eye movement sleep in the foetal lamb. Journal of Physiology 1972; 220: 119
  • Hathorn M. K. S. Analysis of the rhythm of infantile breathing. British Medical Bulletin 1975; 31: 8
  • Gennser G. Ultrasonic real-time B-mode scanning of fetal breathing movements. Proceedings of International Symposium on Real-Time Ultrasound in Perinatal Medicine. 1978, Charleroi (Editor Chef), to be published

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