Tag: vital signs monitor

Finger Scan Photoplethysmography (PPG) is a simple and low-cost optical technique that can be used to detect blood volume changes in the microvascular bed of tissue.PPG technology is used as a vital signs monitor in a wide range of commercially available medical devices for measuring oxygen saturation, blood pressure and cardiac output,...

What is HRV?HRV is simply a measure of the variation in time between each heartbeat. This variation is controlled by a primitive part of the nervous system called the autonomic nervous system (ANS). It works behind the scenes, automatically regulating our heart rate, blood pressure, breathing, and digestion among other...