A simultaneous comparison of vibromyography with electromyography during isometric contraction of the human quadriceps muscles

Y. T. Zhang, C. B. Frank, R. M. Rangayyan, G. D. Bell

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

Vibromyography (VMG) and electromyography (EMG) were compared during isometric contraction of the human quadriceps muscles, by evaluating the averaged root mean squared (RMS) value, peak frequency, and mean frequency (MF) of simultaneously recorded VMG and EMG signals for four levels of muscle contraction on a Cybex II machine at 60° of knee joint flexion angle. It was found that the VMG and EMG signals were in general equally sensitive to the levels of muscle contraction. Results show that the RMS values of the VMG and the EMG signals increase linearly, in a similar manner, with increasing muscle contraction levels.
Original languageEnglish
Title of host publicationProceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society
PublisherIEEE
Pages944-945
ISBN (Print)0-7803-0216-8, 0-7803-0217-6
DOIs
Publication statusPublished - Oct 1991
Externally publishedYes
EventProceedings of the 13th Annual International Conference of the IEEE Engineering in Medicine and Biology Society - Orlando, FL, USA
Duration: 31 Oct 19913 Nov 1991

Publication series

NameProceedings of the Annual Conference on Engineering in Medicine and Biology
Volume13
ISSN (Electronic)0589-1019

Conference

ConferenceProceedings of the 13th Annual International Conference of the IEEE Engineering in Medicine and Biology Society
CityOrlando, FL, USA
Period31/10/913/11/91

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