Implantable multi-signal acquisition device

The utility model relates to an implantable multi-signal acquisition device. Comprising a shell and a circuit mainboard, and the circuit mainboard is located in the shell; the system comprises a circuit mainboard, a main control chip, a 2.4 GHz antenna, a real-time clock circuit, an eight-channel ECG signal acquisition circuit, a pressure measurement circuit, a temperature measurement circuit, an activity monitoring circuit and a wireless power supply receiving circuit. The real-time clock circuit is connected to the main control chip through an I 2C bus; the eight-channel ECG signal acquisition circuit, the pressure measurement circuit and the activity monitoring circuit are respectively connected with the main control chip through an SP I bus; the 2.4 GHz antenna is connected with an antenna pin of the main control chip through a feeder line; a low-power-consumption dual-core Bluetooth SOC chip is adopted, so that the power consumption in a working state is reduced; eight-channel ECG signal measurement and