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Blood pressure is recognized as an important sign for managing hypertension and cardiovascular diseases. It is thus important and essential to continuously monitor blood pressure in our daily life. In this study, a novel flexible piezo-composite ultrasonic transducer is reported for continuous blood pressure monitoring in radial artery. The flexible transducer is theoretical designed and fabricated by using PZT-5H/PDMS 1-3 composite. The performance of blood pressure monitoring is characterized, which is based on detecting blood vessel diameter variations in the cardiac cycle.
Chang Peng,Mengyue Chen,Hun Ki Sim,Yong Zhu, andXiaoning Jiang
"Blood pressure measurement using a flexible piezo-composite ultrasonic transducer (Conference Presentation)", Proc. SPIE 11381, Health Monitoring of Structural and Biological Systems XIV, 1138111 (24 April 2020); https://doi.org/10.1117/12.2559014
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Chang Peng, Mengyue Chen, Hun Ki Sim, Yong Zhu, Xiaoning Jiang, "Blood pressure measurement using a flexible piezo-composite ultrasonic transducer (Conference Presentation)," Proc. SPIE 11381, Health Monitoring of Structural and Biological Systems XIV, 1138111 (24 April 2020); https://doi.org/10.1117/12.2559014