Which mode of oxygen delivery is most frequently used for patients who require longer periods of low to moderate concentrations of oxygen?

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The nasal cannula has two plastic tips that are inserted into the patient's nostrils.It is used most frequently for patients who require low to moderate oxygen concentrations (e.g.,patients with COPD).The oronasal mask is used for shorter periods when higher concentrations are desired.Tent delivery is often reserved for restless,very young,or uncooperative patients.

Which Mode of Oxygen Delivery Is Most Frequently Used for Patients