News : Health and environment technologies, medical devices

Photoplethysmography (PPG) is a non-invasive optical technique for detecting temporal variations in blood volume in tissues. PPG is used to monitor physiological parameters such as heart rate, pulse oximetry and blood pressure. PPG is a widely used method in physiological measurement systems, whether for consumer connected objects (smart watches, smartphones) or medical systems (oximeters). Even […] >>

The identification of bacterial species is an important issue in the context of health risk assessment, but is often insufficient. but often insufficient. Indeed, the presence of VNC (Viable Non-Cultivable) bacteria poses a problem because they cannot be detected by classical microbiological techniques, which are based on techniques, which are based on the culture of […] >>