Circular宣布智能戒指Ring2:具备心电图与心房颤动检测，上市在即
在2025年CES展会上，智能戒指制造商Circular正式宣布推出其下一代产品——Circular Ring2，这款戒指不仅具备心电图（ECG）功能，还配备了FDA批准的心房颤动(AFib)检测功能，旨在帮助用户实时监控心脏健康。预计这款可穿戴设备将在2月或3月上市，售价为380美元。图源备注：图片由AI生成，图片授权服务商MidjourneyCircular Ring2的ECG功能与先进的PPG（光电容积图）传感器结合，能够通过单导联ECG方式记录心脏电活动。PPG传感器的工作原理是通过将光线照射到皮肤上，从而测量血流变化，进而为用户提
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