Categories of Appliances

These are currently the 2 common categories of oral appliances:

MRD – Mandibular Repositioning Device

• A more commonly prescribed appliance.
• It repositions and stabilizes the lower jaw, tongue, soft palate, and uvula.
• It increases the muscle tone of the tongue

TRD – Tongue Retaining Device

• This device advances the tongue and actively holds the tongue forward to open airway and preventing it from falling backward and blocking the airway.
• These devices are most useful in patients with large tongues, Poor dental health, no teeth, and chronic joint pain.