An orthodontic bionator is a multifunctional device. The device is designed to eliminate morphological and functional pathologies of the dental device at the time of temporary or permanent bite. The special feature of the bionator is that it is capable of performing the functions of several devices at once. It can be used as the main purpose - an orthodontic plate for widening or narrowing the jaw, mouth guard for correction or bite fixator. By installing this design, dentists have the opportunity to correct the tilt and direction of the teeth, connect the functional muscles of the face, and achieve narrowing or expansion of the jaw bone, depending on the treatment plan. Types of apparatus: 1. THE MAXILLARY PLATE WITH AN INCLINED PLANE AND VESTIBULAR ARCH It is used to correct distal and posterior occlusion, prognathology. 2. THE BRUCKL-REICHENBACH APPARATUS Promotes the movement of teeth and the development of jaw muscles. Designed to be worn on the lower jaw. 3. BALTERS BIONATOR Form