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Calculator


WeightLow WeightHigh TypicalAge Length DrawerColor Tubes
Navigator<1 kg<28 weeks
  • ETT 2.5
  • Laryngoscope: 0 Miller
Gteq1 kgNavigator<2 kg28-34 weeks
  • ETT 3.0
  • Laryngoscope: 0 Miller
  • NG Tube: 5 French
  • Urine Cath: 5 French
  • Chest Tube: 8-10 French
Gteq2 kgNavigator<3 kg34-38 weeks
  • ETT 3.0-3.5
  • Laryngoscope: 0-1 Miller
  • NG Tube: 5-8 French
  • Urine Cath: 5-8 French
  • Chest Tube: 10-12 French
Gteq3 kgNavigator<5 kgNewborn-2months44-54 cmPink
  • ETT 3.0-3.5
  • Laryngoscope: 0-1 Miller
  • ETT Depth Insertion: 10-10.5 cm
  • LMA: 1 Max air in cuff=4 mL
  • NG Tube: 5-8 French
  • Urine Cath: 5-8 French
  • Chest Tube: 10-12 French
Gteq5 kgNavigator<8 kg2-6 months44-54 cmPink
  • ETT 3.5
  • Laryngoscope: 0-1 Miller
  • ETT Depth Insertion: 10-10.5 cm
  • LMA: 1 Max air in cuff=4 mL
  • NG Tube: 5-8 French
  • Urine Cath: 5-8 French
  • Chest Tube: 10-12 French
Gteq8 kgNavigator<10 kg6-11 months54-70 cmRed
  • ETT 3.0-3.5
  • Laryngoscope: 1 Miller
  • ETT Depth Insertion: 10-10.5 cm
  • LMA: 1.5 Max air in cuff=7 m
  • LNG Tube: 5-8 French
  • Urine Cath: 5-8 French
  • Chest Tube: 10-12 French
Gteq10 kgNavigator<12 kg11-18 months70-85 cmPurple
  • ETT 4.0
  • Laryngoscope: 1 Miller
  • ETT Depth Insertion: 10.5-12 cm
  • LMA: 1.5 Max air in cuff=7 mL
  • NG Tube: 8-10 French
  • Urine Cath: 8-10 French
  • Chest Tube: 16-20 French
Gteq12 kgNavigator<15 kg1.5-3.5 yrs85-95 cmYellow
  • ETT 4.0-4.5
  • Laryngoscope: 2 Miller
  • ETT Depth Insertion: 12-13.5 cm
  • LMA: 2 Max air in cuff=10 m
  • LNG Tube: 10 French
  • Urine Cath: 10 French
  • Chest Tube: 20-24 French
Gteq15 kgNavigator<19 kg3.5-5 yrs95-107 cmWhite
  • ETT 4.5-5.0
  • Laryngoscope: 2 Miller/Mac
  • ETT Depth Insertion: 14-15 cm
  • LMA: 2 Max air in cuff=10 mL
  • NG Tube: 10-12 French
  • Urine Cath: 10-12 French
  • Chest Tube: 20-24 French
Gteq19 kgNavigator<24 kg5-8 yrs107-124 cmBlue
  • ETT 5.0-5.5
  • Laryngoscope: 2 Miller/Mac
  • ETT Depth Insertion: 15-16.5 cm
  • LMA(<20 kg): 2 Max air in cuff=10 mL
  • LMA (Gteq20kg): 2.5 Max air in cuff=14 mL
  • NG Tube: 12-14 French
  • Urine Cath: 10-12 French
  • Chest Tube: 24-32 French
Gteq24 kgNavigator<32 kg8-10 yrs124-138 cmOrange
  • ETT 5.5-6.0 Cuffed
  • Laryngoscope: 2-3 Miller/Mac
  • ETT Depth Insertion: 17-18 cm
  • LMA [<30kg]: 2.5 Max air in cuff=14 mL
  • LMA [Gteq30 kg]: 3 Max air in cuff=20 mL
  • NG Tube: 14-18 French
  • Urine Cath: 12-14 French
  • Chest Tube: 24-32 French
Gteq32 kgNavigator<50 kg10-12 yrs138-155 cmGreen
  • ETT 6.0-7.0 Cuffed
  • Laryngoscope: 3 Miller/Mac
  • ETT Depth Insertion: 18.5-19.5 cm
  • LMA: 3 Max air in cuff=20 mL
  • NG Tube: 18 French
  • Urine Cath: 12-16 French
  • Chest Tube:32-40 French
Gteq50 kgNavigator<70 kgAdult Small156-165 cmAdult
  • ETT 7.0-7.5 Cuffed
  • Laryngoscope: 3 Miller/Mac
  • ETT Depth Insertion: 20-22 cm
  • LMA: 4 Max air in cuff=30 m
  • LNG Tube: 18 FrenchUrine Cath: 16 French
  • Chest Tube:32-40 French
Gteq70 kgNavigator<100 kgAdult Medium165-182 cmAdult
  • ETT 7.5-8.5 Cuffed
  • Laryngoscope: 3 Miller/Mac
  • ETT Depth Insertion: 20-22 cm
  • LMA: 5 Max air in cuff=40 mL
  • NG Tube: 18 French
  • Urine Cath: 16 French
  • Chest Tube:36-40 French
Gteq100kgNavigatorAdult Large>182 cmAdult
  • ETT 8.0-9.0 Cuffed
  • Laryngoscope: 3 Miller/Mac
  • ETT Depth Insertion: 20-24 cm
  • LMA: 6 Max air in cuff=50 mL
  • NG Tube: 18 French
  • Urine Cath: 16 French
  • Chest Tube:36-40 French