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GB/Z 40842-2021 English PDF (GBZ40842-2021)

GB/Z 40842-2021 English PDF (GBZ40842-2021)

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GB/Z 40842-2021: General technical requirenments for electrolarynx
This document specifies the technical requirements, test methods, inspection rules, marks, labels, packaging, transportation, and storage of the electrolarynx. This document applies to the production, use, and distribution of the electrolarynx. It is suitable for patients who have received laryngectomy and lost vocal function due to diseases, accidents, and other reasons.

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