These devices make it possible for parents to assure the correct position for their children and, moreover, they enable the change of position in a short time without the use of an additional orthopaedic supply. Child may adopt the correct sitting posture while eating meals, studying and playing. He adopts upright standing during the specific period of time and then he can have a rest in the same device by adopting lying position. Adults may adopt passive upright standing, exercise and cover small distances with the help of family. Furthermore, these devices make it easier for the care person to help the patient with regaining the locomotor skills.