[The relation between contraction strength and myoelectric power spectrum during isometric contractions].
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Biomedical subjects
Publications and source records attributed to J Ohashi.
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The control of medical devices in Japan has recently undergone significant changes as the country brings its systems into line with those of the United States and Europe. This article discusses pre-market approval, quality system requirements and post-market surveillance. Many technical issues have been harmonized but language is likely to continue to be a barrier to trade. Details of information services that are available to foreign manufacturers and importers are supplied.