Search nasal cannula nasal cannula, a device for delivering oxygen by way of two small tubes that are inserted into the nares. Patient with nasal cannula for oxygen administration (Courtesy Rutgers School of Nursing—Camden. All rights reserved.) Tweet Telegram VK Random Words estrogen replacement therapy acellular ion exchange chromatography intrauterine population genetics Hering-Breuer reflex organic disease -gerontic, -gerontal postperfusion syndrome