Dr. Ordival Augusto Rosa is a Brazilian otolaryngologist and sleep medicine specialist with over 20 years of clinical and surgical experience. He graduated in Medicine in 2001 and completed his ENT residency in 2005 at the Federal University of Paraná. Dr. Rosa serves as a preceptor for sleep medicine fellows at Hospital IPO, one of the leading ENT institutions in Brazil. He has a special interest in surgical treatments for obstructive sleep apnea, particularly minimally invasive techniques such as barbed pharyngoplasty. He actively participates in national and international congresses and is committed to evidence-based and patient-centered care in sleep-disordered breathing.