The invention discloses a remote recovery system of a knee joint, which comprises a touch screen all-in-one computer equipped with a TKA recovery system, a sensor module, an intelligent long bandage, an intelligent short bandage and a load bag. The remote recovery system integrates recovery, evaluation, early warning, diagnosis, intervention, and storage into one; the system can provide remote nursing and real-time guidance of patients at home, and has the advantages of time space crossing, zero distance, and real-time interaction; moreover, the system can greatly reduce the recovery cost and lighten the economic pressure of patients.