If your jaw is too little but you do not want to remove teeth, orthodontists in Oregon cam apply lip bumper - orthodontic design applied to reduce the direct impact of external forces on the dental arch. Lip bumper - is a thin metal arc, which is fixed to the lower lip along the tooth row. It is fixed with rings, which are attached to the molars. Lip bumper is used to secure the results of treatment after using of bracket system. The use of this design allows to keep your teeth in the corrected position and does not allow them to return to their previous position. Lip bumper blocks the abnormal muscle movements, preventing the occurrence of malocclusion.