Treadmill apparatus with a computer-assisted functional electrical stimulation system by foot switch controlled for restoration of ambulation in stroke patients

  • Yu Luen Chen*
  • , Walter H. Chang
  • , May Kuen Wong
  • , Fuk Tan Tung
  • , Hsiu I. Chen
  • , Chun Shiang Huang
  • , Te Son Kuo
  • *Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

A computer-assisted and foot switch controlled functional electrical stimulation (FES) system was developed to present to walking subjects real-time stimulating to their muscle during gait training. The FES was controlled by foot switch placed on the heel of unaffected foot and as a trigger to stimulate the muscles of the affected side. The purpose was to compare the effectiveness of this new developed system to a focused program of physical therapy for gait. Twelve hemiplegic patients were randomly assigned to either an experimental group (n = 6) treated with the new developed FES system or a control group (n = 6) treated with conventional physical therapy program. Gait analysis was obtained prior to and following every type of treatment. Stride length, walking velocity and functional ambulation category (FAC) were greatly increased in experimental group. A paired t-test revealed that differences in electromyography (EMG) of quadriceps and tibialis anterior muscles between patients' affected and unaffected sides were not significant after four-months training. It is concluded that a treadmill apparatus with a computer-assisted FES system controlled by foot switch is an effective tool for retraining gait in stroke patients.

Original languageEnglish
Pages (from-to)1785-1787
Number of pages3
JournalAnnual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings
Volume4
StatePublished - 1997
Externally publishedYes
EventProceedings of the 1997 19th Annual International Conference of the IEEE Engineering in Medicine and Biology Society - Chicago, IL, USA
Duration: 30 10 199702 11 1997

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