Lin et al reported a method for determining the insertion length of an umbilical artery catheter in an Asian infant.
Target insertion: tip located between vertebral levels T7 and T11
Body Weight in Grams |
Catheter Length |
1,000 to 1,249 |
10 cm |
1,250 to 1,499 |
11 cm |
1,500 to 1,749 |
12 cm |
1,750 to 1,999 |
13 cm |
2,000 to 2,249 |
14 cm |
>= 2,250 |
15 cm |
length of catheter in cm =
= 10 + MIN(INT(((weight) - 1000) / 250),5)
Performance:
• About 96% of infants had the catheter tip at the target level.
Specialty: Cardiology, Emergency Medicine, Pulmonology
ICD-10: ,