Miniature electrocardiographs came out in Tianjin

April 14, 2008 A new breakthrough in cardiac monitoring has emerged from Tianjin, offering a solution to a long-standing challenge faced by heart disease patients: the inability to capture abnormal electrocardiograms (ECGs) during critical moments. This delay often hinders timely diagnosis and treatment. Now, a compact, portable electrocardiograph has been introduced, aiming to address these issues effectively. Unlike traditional ECG machines that rely on cumbersome lead wires and require professional operation, this miniature device, developed by Li Guozhen, a senior engineer at Aojin High-tech Co., Ltd. in the Tianjin Economic and Technological Development Zone, is as small as a credit card. It features three touch electrodes on its casing, eliminating the need for traditional lead wires. Patients can now perform their own tests with ease—holding one electrode in one hand, placing another on their chest or leg, and using the third for a complete reading. The ECG waveform is clearly displayed on the screen, allowing for accurate recording, storage, and playback of standard lead ECGs. This innovation empowers patients and their families to monitor heart health independently. In case of an emergency, they can quickly assess the situation, take immediate action, and send the results to doctors via the internet for prompt diagnosis. After extensive clinical trials across multiple hospitals, the device has proven to be user-friendly, reliable, and highly accurate. It provides real-time monitoring, addressing the limitations of conventional ECGs that often fail to detect abnormalities promptly. The correlation between the device's readings and standard ECGs is strong, with consistent waveform patterns. According to the Shanghai Medical Device Industry Association, this technology marks a significant advancement in portable cardiac care.

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