In recent years, significant advances in digital health made possible to provide more personalized and timely care, and health systems to become more efficient. With this study, we propose a multi-parameter device, at a prototypal level, which represents a convenient and efficient solution in order to accurately monitor health and collect vital data: it is able to return blood pressure values, heart rate, blood oxygen saturation levels and body temperature, relying only on two different sensors, multi-wavelength photoplethysmography (PPG) and thermal camera, combined with AI algorithms. The performances are promising, with an average relative error of less than 5% for heart rate and blood saturation, and a Mean Absolute Error of 5.08 ± 8.83 mmHg and 4.37 ± 7.08 mmHg for systolic and diastolic pressure respectively. The MLX90640 thermal camera accurately measured patients body temperature in a non-invasive and continuous manner, with a maximum absolute error equal to 0.2  \(^\circ \) C.

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A Multi-parameter Sensing Device for Vital Signs Monitoring

  • Chiara Botrugno,
  • Elisabetta Leogrande,
  • Teresa Natale,
  • Francesco Dell’Olio

摘要

In recent years, significant advances in digital health made possible to provide more personalized and timely care, and health systems to become more efficient. With this study, we propose a multi-parameter device, at a prototypal level, which represents a convenient and efficient solution in order to accurately monitor health and collect vital data: it is able to return blood pressure values, heart rate, blood oxygen saturation levels and body temperature, relying only on two different sensors, multi-wavelength photoplethysmography (PPG) and thermal camera, combined with AI algorithms. The performances are promising, with an average relative error of less than 5% for heart rate and blood saturation, and a Mean Absolute Error of 5.08 ± 8.83 mmHg and 4.37 ± 7.08 mmHg for systolic and diastolic pressure respectively. The MLX90640 thermal camera accurately measured patients body temperature in a non-invasive and continuous manner, with a maximum absolute error equal to 0.2  \(^\circ \) C.