A treatment based on the principle of imitating the walking movements of the legs with the help of a robotic device is performed in patients who cannot walk or have walking limitations. Walking activity is reminded to both the brain and the spinal cord. Treatment is prepared in accordance with the level of the patient's walking level. The patient is supported only as much as necessary. The patient is supported only as much as necessary and the movements required for the correct walking patterns are repeated several times with the aid of the device.