The system consists of embedded system and biological data acquisition, combines with embedded microcontroller technology, MMC data storage technology, the embedded OS system software technology, digital processing technology, network communication technology, biosensor technology, medical imaging technology and other key subjects technology. Using the current mainstream 32-bit embedded ARM solutions, hardware covers with general function of the embedded application, including the functions of serial communication circuit, USB main port circuit function, USB port circuit function ,SD memory card peripheral interface circuit, LCD display interface circuit, touch interface circuit and extensive application of wireless communication module function. Biological data collection is made up of different medical sensors, communication through the data protocol and upper computer. Device software runs smart OS operating system and supports real-time and parallel type of the system task. The e