Noninvasive fiber optic measurement of carotid to radial apparent phase velocity in hypertensive subjects

John K.J. Li, David Amory, Maheshwar Singh, Richard McMahon, Ying Zhu, Gary Drzewiecki, Dorene O'Hara

Research output: Contribution to journalConference articlepeer-review

Abstract

Foot-to-foot pulse wave velocity has been popularly used in the clinical assessment of the local elastic properties of arteries. The apparent phase velocity (capp) however contains considerable more information of vascular interaction. We investigated this latter noninvasively in normal and hypertensive subjects by means of a pair of matched fiber optic sensors applied to carotid and radial arteries. Results show that capp is higher at low than at high frequencies and with larger amplitudes and oscillations in hypertensives.

Original languageAmerican English
Pages (from-to)91-92
Number of pages2
JournalAnnual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings
Volume17
Issue number1
StatePublished - 1995
EventProceedings of the 1995 IEEE Engineering in Medicine and Biology 17th Annual Conference and 21st Canadian Medical and Biological Engineering Conference. Part 2 (of 2) - Montreal, Can
Duration: Sep 20 1995Sep 23 1995

ASJC Scopus subject areas

  • Signal Processing
  • Biomedical Engineering
  • Computer Vision and Pattern Recognition
  • Health Informatics

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