Obstructive sleep apnea the more common form that occurs when throat muscles relax. Of the three obstructive sleep apnea often called osa for short is the most common. What Is Sleep Apnea What Is Sleep Apnea Sleep Apnea Sleep Sleep apnea is a potentially serious sleep disorder in which breathing repeatedly stops and starts. What are the types of sleep apnea . This type of sleep apnea machine is able to vary the positive pressure that it applies. Obstructive sleep apnea osa obstructive sleep apnea is by far the more common type of sleep apnea accounting. Types of sleep apnea. Obstructive central and mixed. There are different types of surgery for sleep apnea including uvulopalatopharyngoplasty uppp tonsillectomy maxillomandibular advancement mma and radiofrequency ablation rfa. Obstructive sleep apnea causes breathing to stop involuntarily for brief periods of time during sleep. The other main type of sleep apnea machine is the bipap device which is designed to ass...