Lower limb exercise device for orthopedic nursing

The utility model discloses a lower limb exercise device for orthopaedic nursing relates to medical instrument technical field, including bottom plate, the upper surface of bottom plate is fixedly connected with two symmetrical slide rail, the inner wall of two slide rail is both fixedly connected with spring, the left end of two spring is both fixedly connected with connecting piece. The ankle of a patient can be flexibly bent during movement through a spring, a connecting block and a pedal plate body in cooperation with a limiting column, a torsional spring and a rotating cylinder, and the situation that the ankle cannot be flexibly bent due to the fact that a pedal structure cannot rotate when the patient exercises, so that the exercise rehabilitation process of the patient is affected is avoided; a patient puts feet on the pedal plate body, when the legs are bent, the pedal plate body drives the torsional spring to rotate through the rotating cylinder, and the situation that when the lower limbs of the pa