Osteopathy and Obstructive Sleep Apnea Syndrome

Inclusion Criteria: * Male or Female aged 18 years or more * obstructive sleep apnea syndrome with apnea/hypopnea index \> or = 15/hour * Body mass Index \<40kg/m2 Exclusion Criteria: * pregnant or lactating women * participating to another trial * acute infectious disease of upper respiratory airway tract at inclusion * facial neuralgia at inclusion * patients not able to stop treatment for OSA within one week before each visit * allergy to latex * dental extraction within 15 days before inclusion * pharyngeal surgery in the past * incapable adult