Version June 2024
| Age | Blade size and type | Uncuffed tube size (mm ID) | Cuffed tube size (mm ID) | Stylet size | Insertion depth (cm) |
| Newborn* | 0 or 1 straight | Varies | Varies | Pediatric | Varies |
| 6 months | 1 straight | 3.5-4.0 | 3.0-3.5 | Pediatric | 11-12 |
| 1 year | 1-1.5 straight | 4.0 | 3.5 | Pediatric | 12 |
| 2 years | 1.5-2 straight | 4.5 | 4.0 | Pediatric | 13-14 |
| 5 years | 2 straight or curved | 5.0 | 4.5 | Pediatric × 2¶ | 14-15 |
| 8 years | 2 straight or curved | 6.0 | 5.5 | Adult | 16-18 |
| 10 years | 2-3 straight or curved | 6.5 | 6.0 | Adult | 18-20 |
| 12 years | 2-3 straight or curved | 7.0 | 6.5 | Adult | 20-21 |
| 15 years | 3 straight or curved | 7.0 | 6.5 | Adult | 20-21 |
mm ID: internal diameter in mm.
* Blade, endotracheal tube size, and depth of insertion depends upon newborn weight or gestational age. Refer to UpToDate content on delivery room resuscitation.
¶ Use two pediatric stylets in children of this size to ensure adequate endotracheal tube stiffness.آیا می خواهید مدیلیب را به صفحه اصلی خود اضافه کنید؟
