[KongchangAI]
Unverified50% confidenceDecision RuleTime unknown

选购心电手表优先确认是否具备医疗器械认证(如中国NMPA二类械字号、美国FDA或欧盟CE医疗认证),仅标注'心电功能'但无械字号的设备其单导联ECG结果不能作为医学诊断依据

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