Medical education reviewed by Domenico Savatta, MD, FACS on July 23, 2026; educational use only. Care routing remains closed.
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Skeletal sleep surgery guide

Maxillomandibular advancement: move the jaw framework to enlarge the airway

MMA advances the upper and lower jaws and can substantially reduce obstruction in selected adults. It is major skeletal surgery with dental, bite, nerve, airway and recovery considerations that deserve multidisciplinary planning.

Medically reviewed July 23, 2026 • Clinical reviewer: Domenico Savatta, MD, FACS • Educational use only

Prepare an MMA consultationMedication questions

Direct answer

How does jaw surgery treat sleep apnea?

Maxillomandibular advancement repositions the upper and lower jaws forward, enlarging and stabilizing the space behind the palate and tongue. Candidacy considers OSA severity, craniofacial anatomy, prior treatment, dental health, surgical risk and the patient’s goals.

  • A strong average study result does not guarantee an individual cure.
  • Facial change, numbness, bite, hardware and recovery must be discussed explicitly.
  • Orthodontic or dental coordination may be required.

At a glance

  • Review skeletal and soft-tissue anatomy, not only AHI.
  • Bring dental records and prior airway or jaw surgery.
  • Compare expected OSA response with bite, nerve and recovery risk.
  • Plan nutrition, pain, airway and caregiver support.
  • Complete postoperative testing before changing treatment.

MMA changes the airway framework

Advancing both jaws can increase space at multiple airway levels.

It differs from a removable oral appliance because the skeletal position is surgically changed. Imaging, examination and occlusion guide planning.

Candidacy is multidisciplinary

Sleep, oral-maxillofacial, dental and sometimes orthodontic evidence come together.

Bring polysomnography, PAP or appliance history, nasal and airway evaluation, dental disease, bite and temporomandibular symptoms.

Outcomes need realistic definitions

Improvement, surgical success and cure are not synonymous.

Ask how patients with similar severity and anatomy changed in AHI, oxygen, symptoms, PAP need and durability.

Recovery is substantial

Swelling, altered diet, fatigue and time away from work are expected considerations.

Review airway monitoring, pain control, nutrition, oral hygiene, hardware, infection, bleeding and emergency access.

Nerve and bite effects matter

Temporary or lasting numbness and occlusal change can occur.

Ask about inferior alveolar and other nerve risks, facial sensation, tooth vitality, jaw joint symptoms and corrective options.

Long-term sleep follow-up remains

Anatomic change must be measured after healing.

Keep established therapy until the team directs otherwise. Repeat testing and symptom review confirm residual disease and guide ongoing treatment.

Appointment checklist

Bring the skeletal, dental and sleep records together

A complete consultation should connect anatomy to measurable sleep outcomes.

  1. 1

    Sleep evidence

    Bring study, oxygen, symptoms, PAP and oral-appliance history.

  2. 2

    Dental-skeletal evidence

    Bring bite, imaging, dental health, implants, orthodontics and jaw-joint history.

  3. 3

    Risk and recovery

    Ask about nerve sensation, facial change, hardware, nutrition, pain, bleeding, infection and time off.

  4. 4

    Outcome plan

    Define postoperative testing, residual-treatment options and long-term owner.

Common questions

Questions patients ask first

Is MMA surgery a cure for sleep apnea?

It can produce major improvement in selected patients, but cure is not guaranteed and requires postoperative testing.

Does MMA change your face?

Advancing the jaws changes skeletal and soft-tissue relationships. The surgeon should model and discuss expected appearance.

How long is recovery?

Recovery varies by procedure and person. Ask for staged diet, swelling, activity, work and follow-up expectations.

Will I still need CPAP?

Some patients have residual OSA. Continue therapy until objective reassessment and clinician direction.

Authoritative sources

Review the public guidance

Medically reviewed by Domenico Savatta, MD, FACS on July 23, 2026. Source links support education, not a personal recommendation.