Effect of High-flow Nasal Oxygenation on Gastric Insufflation in Children

The Effect of High-flow Nasal Oxygenation Versus Mask Ventilation on Gastric Insufflation in Children: A Randomized Controlled Trial

This is a randomized controlled study to compare the incidence of gastric insufflation when using high-flow nasal oxygenation and facemask ventilation in pediatric patients.

Inclusion Criteria:

• Pediatric patients aged 1 to 6 years
• American Society of Anesthesiologists physical classification 1 or 2
• Scheduled for general anesthesia

Exclusion Criteria:

• Patients expected to have difficulty with mask ventilation
• Patients with oropharyngeal facial deformity
• Obese patients (BMI>30 kg/m2)
• Patients with an upper respiratory tract infection
• Patients with a history of abdominal surgery