Capnography, the graphic display ... capnographs can be used conveniently in a patient who is not intubated if the patient is fitted with a face mask or nasal cannula to monitor respiration.

Masimo announced today FDA clearance and U.S. release of the full family of NomoLine™ capnography sampling ... and Low Humidity Oral/Nasal Cannula with Oxygen Delivery (Photo: Business Wire ...

Nasal Cannulas and COVID-19. Severe COVID can require intubation. During this procedure, doctors put a tube down a patient's throat, allowing a mechanical device to breathe for the patient.

The oxygen flow in a standard nasal cannula is lower than other types, including the high flow nasal cannula (HFNC). HFNC A 2018 review explains that HFNCs can also heat the gas to 98.6 o F (37 o C).