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4,000원
원문정보
초록
영어
The purpose of this study was to investigate the difference in the onset times of the abdominal muscle following a rapid arm task in lumbar spi-nal stenosis (LSS). In total, 32 patients with LSS were recruited from W oriental hospital. Muscle activity onset of the internal oblique (IO) and external oblique (EO) muscles was measured by electromyography (EMG) activity with a rapid arm movement and during the performance of a walking task. The LSS group demonstrated a significantly later on-set of the IO, EO, and rectus abdominal (RA) muscles than the normal group. The deltoid reaction time of the normal group demonstrated sig-nificantly earlier activations of IO and EO, while the deltoid reaction time of the LSS group demonstrated significantly delayed activations of IO and RA. The EMG measurements of the IO, EO, and RA muscles while standing and walking were reliable and they offer empirical information about the trunk muscle activation of LSS patients.
목차
INTRODUCTION MATERIALS AND METHODS Subjects Electromyography measurement Rapid arm movement Ten-meter walking task Data analysis Statistical analysis RESULTS DISCUSSION REFERENCES
키워드
ElectromyographyLumbar spinal stenosisOnset time
저자
Hyun Seung Song [ Graduated School of Physical Therapy, Daejeon University, Daejeon, Korea ]
Seong Doo Park [ Graduated School of Physical Therapy, Daejeon University, Daejeon, Korea ]