The measurement technique of human's bio-signals

There are many researches about rescue robots for the disaster. These robots can find sufferers and rescue them. However, they cannot assess sufferer's condition at the disaster area. So, we are investigating how to measure vital sign of sufferers at the disaster area. In this paper, we talk about the measurement method for pulse, SPO2 and breathing. These methods are simple and easy to measure. We think that these methods is powerful and useful to rescue sufferers.