Imaging that in the future, doctors will have a clear knowledge about the allergic
history and the drug reaction condition of every patient only by the trap put on their wrist. When nurses want to enter the room, their identity must be recognized by the patient though the wrist trap, this will help to reduce the probability of the baby loss. Using the system can also help to reduce the treating cost on a large extent and to establish an overall remote medical treatment for people all over the country. Besides, the system has functions of detecting the safety of the blood, which will ensure a much safer transfusion and medical service to people both in the countryside and in the city. Related chip is: 2SA1297.