Blood multi-parameter monitoring device and method for ECMO

The invention discloses a blood multi-parameter monitoring device and method for ECMO, and relates to the field of blood monitoring. The blood multi-parameter monitoring device comprises a shell and a circuit board arranged in the shell, the circuit board is connected with the ECMO host through a communication cable and a connector; a parameter monitoring unit, a main control unit, a communication module, a power supply module, a power supply voltage stabilizing circuit, an adjustable constant current source driving circuit, a signal amplification detection circuit and a temperature sensor circuit are arranged on the circuit board; wherein the parameter monitoring unit comprises a first light source, a second light source, a first photoelectric detector, a second photoelectric detector and an infrared temperature sensor. The device and the method are particularly suitable for ECMO application scenes, are designed for blood circulation pipelines, and are high in integration level and low in complexity; in addi