RecruitingDevice studyNPA-OSA Device Tolerability, Usability and Acclimation Clinical Study in Adult Obstructive Sleep Apnea (OSA) PatientsThis pilot study is being done to determine if the nasopharyngeal airway obstructive sleep apnea (NPA-OSA) device can be used in the treatment of OSA in adults. The researchers think that the NPA-OSA device will reduce the number of apneas.