Inclusion Criteria:  Diagnosis of laryngeal papilloma via endoscopic exam by a pediatric ENT surgeon. And the expectation that he or she will require multiple debulking surgeries. Age 2-17 years old at time of consent and both surgeries. Parent/guardian consent and patient assent has been given.  Exclusion Criteria:  Patients with nasal obstructions or are otherwise not candidates for high flow oxygen delivery via nasal cannula. Patients with underlying complicating pulmonary diseases like severe asthma, pulmonary hypertension, or ongoing pneumonia. Pregnant patients. Absence of parent or legal guardian able to provide written consent. Patients who in the opinion of the investigator would not be good candidates for debulking surgery.