Comparison of Two Oral Appliances in the Treatment of Sleep Apnea Syndrome

Comparison of a Retention Type and Propulsion Type Oral Appliance in the Treatment of Obstructive Sleep Apnea

Monocentric comparative group study comparing the efficacy and short-term tolerance of a propulsion type oral appliance (Herbst) with a retention type device (ORM) used in the treatment of sleep apnea syndrome. The investigators hypothesized both appliances would be equally effective and tolerated.

Inclusion Criteria:

• Sufficient teeth to allow wearing of the device
• Mild to severe OSAS
• Ability to answer the questionnaires
• No concomitant CPAP treatment
• BMI inferior to 32 kg/m2

Exclusion Criteria:

• Important dental or parodontal disease
• Central sleep apnea
• Jaw opening limitations
• Temporo-mandibular joint dysfunction
• Major gag reflex precluding the long-term use of the device
• Major or unstable cardiovascular or pulmonary disease