supraglottic airway sizing
Weight-based or age-based selection criteria for supraglottic airway devices in pediatric patients.
Full Definition
Supraglottic airway sizing in pediatrics follows specific algorithms based on patient weight, age, or anatomical landmarks rather than the finger-width method sometimes used in adults. Common sizing guidelines include: size 1 for neonates and infants up to 5kg, size 1.5 for infants 5-10kg, size 2 for children 10-20kg, and larger sizes for adolescents. Proper sizing is critical for effective ventilation and prevention of complications such as aspiration, inadequate seal, or airway obstruction. Different supraglottic device types may have varying sizing recommendations.
Usage
Usage note: Always verify sizing with manufacturer guidelines as recommendations may vary between device types.
In Context
- "The anesthesiologist selected a size 2 LMA based on the 15kg child's weight per supraglottic airway sizing guidelines." — Anesthetic record
- "Proper supraglottic airway sizing prevented the need for reintubation during the brief procedure." — Quality improvement report