Pediatric Post-Approval Registry

Inclusion Criteria: 1. Subject is between 18 and 21 years of age; 2. Subject has a diagnosis of moderate to severe OSA (15 ≤ AHI ≤ 65) based on a recent sleep study; 3. Subject has documented failure of, or intolerance to, positive airway pressure treatments, despite attempts to improve compliance; 4. Subject is contraindicated for, or not effectively treated by, adenotonsillectomy; 5. Subject has followed standard of care in considering all other alternative/adjunct therapies; 6. Subject is willing and able to have stimulation hardware permanently implanted and to use the patient remote to activate the stimulation; 7. Subject is willing and able to return for follow-up visits, undergo sleep studies (including in-lab and at-home), and complete questionnaires related to the registry; 8. Subject is willing and able to provide informed consent. Exclusion Criteria: 1. Subject has a combination of central + mixed apneas \> 25% of the total apnea-hypopnea index (AHI); 2. Subject has any anatomical finding that would compromise the performance of upper airway stimulation, such as the presence of complete concentric collapse of the soft palate; 3. Subject has any condition or procedure that has compromised neurological control of the upper airway; 4. Subject is unable, or does not have the necessary assistance, to operate the patient remote; 5. Subject is pregnant or plans to become pregnant; 6. Subject has an implantable device that may be susceptible to unintended interaction with the Inspire System; 7. Subject has a terminal illness with life expectancy \< 12 months; 8. Any other reason the investigator deems the subject is unfit for participation in the registry.