?-When deciding which oxygen delivery device to use for a patient, healthcare providers consider several factors including the patient's oxygen requirements, comfort, and clinical condition.It delivers oxygen at a higher flow rate and is indicated for patients with severe respiratory distress or those in respiratory failure.Healthcare providers assess the patient's oxygen saturation levels, respiratory rate, and overall clinical condition to determine the most appropriate oxygen delivery device.For instance, Nasal Cannula (NC) is often used for patients requiring low to moderate levels of supplemental oxygen.