Applications and future developments of photoplethysmography technology in wearable medical devices
Photoplethysmography(PPG)technology,as a non-invasive method for monitoring physiological parameters,has been widely used in real-time monitoring of heart rate,oxygen saturation and other physiological indicators.With the rapid development of wearable technology,PPG technology presents a broad application prospect in the field of medical devices.This paper discusses in detail the basic principles of PPG technology,the current status of its application in wearable medical devices and the challenges it faces,and also explores the future development direction of the technology.
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