Acute Care 39: Pediatric Equipment Sizes*
Pediatric ET Tube Sizes and Other Tubes
| Age | ET
Tube (mm ID) |
Blade
Size (French) |
Tracheal
Suction |
Chest
Tube (French) |
Gastric
(French) |
Foley
(French) |
|
Premie Neonate 6 months |
2.5-3.0 3.0-4.0 3.5-4.0 |
0 1 1 |
6.5 6.5 8 |
10-14 12-18 14-22 |
5 8 10 |
5 6 8 |
|
1 year 2 years 3 years |
4.5 4.5 5.0 |
2 2 2 |
8 8 10 |
16-26 16-26 18-30 |
12 12 14 |
10 10 12 |
|
4 years 5 years 6 years |
5.0 5.5 5.5 ± cuff |
2 2 2 |
10 10 10 |
18-30 18-30 18-30 |
14 14 14 |
12 12 12 |
|
7 years 8 years 9 years |
6.0 cuffed 6.0 cuffed 6.5 cuffed |
2 2 3 |
12 12 12 |
18-30 20-34 20-34 |
14 16 16 |
12 14 14 |
|
10 years 11 to 18 years |
6.5 cuffed 7.0-8.0 |
3 3 |
12 14 |
20-34 20-38 |
16 16-18 |
14 14 |
Tips to Remember:
Children 1 year or older: ET tube size = (16 + age in years) 4.
Use uncuffed tubes in children under 7 years.
ET tube length (in cm) at the teeth = ET tube size x 3.
Pediatric chest tube size = ET tube size x 4.
Pediatric NG tube or Foley size = ET tube size x 2.