Is there any medical benefit to underbite surgery?

Medical Benefit: Depends how you defined the term. Can the patient eat? Can he breathe? Is he in pain? Is the condition causing the patient psychological issues? See how this is going? Starting to get gray.

TMJ, sleep apnea, : Mona there are many benefits including medical health issues. An "under bite" is perceived as a larger lower jaw, but may actually be a retruded upper jaw. A mismatch of the jaw structure may be reflected in the teeth as "protruding lower teeth". Not only will this mismatch create bite problems, but later in life cause the teeth to wear possibly causing TMJ problems and even sleep apnea later .

Yes: With combination of Orthodontic Care and Jaw Surgery teeth and jaws will be placed into correct relationships with each other, improving your chewing ability, reducing tooth wear and fractures, improving your appearance, making it easier to care for teeth and gums, and many other reasons. Start with a qualified Orthodontic Specialist who will already have an experienced Oral Surgeon on his team.