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优先选择通过医疗器械二类注册认证（NMPA械字号）的血压手表，仅有充气式气泵结构（示波法）的手表精度才接近上臂式血压计，光学PPG推算血压的产品仅供趋势参考

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Unverified松下血压计整体定位家用消费级，通过了相关医疗器械认证可信赖，但不属于临床专业监护设备，房颤筛查等高级功能需选配特定型号81% similar Unverified属于二类医疗器械认证的上臂式血压计，测量准确度符合国家医疗器械标准，比腕式血压计更适合老年人和血管弹性下降人群79% similar Unverified手环血压监测绝大多数为PPG光学估算，需先用袖带式血压计校准且无法替代医疗设备，真正腕部气囊示波法测量（如华为部分型号）才有一定参考价值，高血压人群不应依赖手环读数调整用药78% similar

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