Knee varus and valgus rehabilitation orthosis

The invention discloses a knee varus and valgus rehabilitation orthosis which comprises a rack, a motor, a connecting rod mechanism, a knee joint orthosis part and an ankle joint orthosis part. The motor is arranged at the rear end of the rack through a supporting bottom plate. The connecting rod mechanism comprises a transmission rod, a thigh adjusting rod, a shank adjusting rod, a pedal guide rod, a guide connecting plate and a lead screw supporting plate. The transmission rod is connected with a motor output shaft and driven by the motor; the knee joint orthopedic part is arranged at the hinged position of the thigh adjusting rod and the shank adjusting rod; and the ankle joint orthopedic part is arranged on the pedal guide rod. The device is simple in structure, high in matching degree and convenient to use, the use requirements of different patients can be better met, the control system is arranged, the related angle range, the related speed and the related movement time required by valgus and valgus reh