Umbilical line

Umbilical Line

Diagram of an umbilical catheter in place.

An umbilical line is a medical device used in neonatology to provide vascular access to newborn infants. It is typically inserted into the umbilical cord stump shortly after birth and can be used for various purposes, including the administration of fluids, medications, and for blood sampling.

Types of Umbilical Lines

There are two main types of umbilical lines:

Umbilical Arterial Catheter (UAC)

An umbilical arterial catheter is inserted into one of the two umbilical arteries. It is primarily used for monitoring blood pressure and obtaining arterial blood gas samples. The catheter is threaded through the artery and advanced until it reaches the aorta.

Umbilical Venous Catheter (UVC)

An umbilical venous catheter is inserted into the umbilical vein. It is used for the administration of intravenous fluids, medications, and parenteral nutrition. The catheter is advanced through the vein into the inferior vena cava.

Indications

Umbilical lines are indicated in several clinical scenarios, including:

• Premature birth requiring intensive care.
• Respiratory distress syndrome necessitating close monitoring and intervention.
• Sepsis or other infections requiring intravenous antibiotics.
• Need for frequent blood sampling.

Procedure

The insertion of an umbilical line is a sterile procedure performed by a trained healthcare professional. The steps include:

1. Preparing the umbilical stump and surrounding area with antiseptic solution. 2. Selecting the appropriate catheter size based on the infant's size and condition. 3. Inserting the catheter into the umbilical artery or vein. 4. Securing the catheter in place to prevent dislodgement. 5. Confirming the catheter's position with X-ray imaging.

Complications

While umbilical lines are generally safe, they can be associated with complications such as:

• Infection at the insertion site.
• Thrombosis or clot formation within the vessel.
• Vascular injury or hemorrhage.
• Catheter malposition leading to improper function.

Related Pages

• Neonatal intensive care unit
• Central venous catheter
• Neonatal resuscitation