Introduction: Obstructive Sleep Apnea Hypopnea Syndrome is a major sleepbreathing disorder widely known, with important implications for patientswhose incidence has been increasing in recent years; comprises various clinicalmanifestations ranging from snoring to major cardiovascular consequences. Objective: To describe the experience of surgical procedures commonly used forthe treatment of patients with respiratory sleep disorders in Rivas Clinic. Design: Descriptive study. Methods: A review of medical records of 366 patients withclinical and polysomnographic diagnosis of OSAHS and underwent surgicallydue to Sleep Respiratory Disorder for rejection of positive pressure therapy in3 years of observation was performed. Results: Differences in median changesin Apnea Hipopnea Index, baseline saturation index and minimum oxygen, andindex of nocturnal arousals both preoperative and postoperatively were evaluated. As a secondary assessment of surgical complications were evaluated. Conclusion: At our institution, as a reference center on sleep apnea, surgery has been shownto decrease significantly OSAHS severity and decreases the risk of patients withrespiratory sleep disorders that have rejected positive pressure device.