Related Experiment Video

Updated: Sep 21, 2025

A Protocol to Set Up Needle-Free Connector with Positive Displacement on Central Venous Catheter in Intensive Care Unit
09:57

A Protocol to Set Up Needle-Free Connector with Positive Displacement on Central Venous Catheter in Intensive Care Unit

Published on: July 13, 2019

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Dose-Related Analysis in Percutaneous Central Venous Catheters Insertion: Experience of a Pediatric Interventional

Gian Luigi Natali1, Giulia Cassanelli1, Claudia Polito2

  • 1Imaging Department, Bambino Gesù Children's Hospital, IRCCS, 00165 Rome, Italy.

Children (Basel, Switzerland)
|May 28, 2022
PubMed

Insights

This study shows that medical and technical expertise significantly reduced radiation exposure during pediatric central venous catheter (CVC) placement. The ultrasound- and fluoroscopy-guided technique proved safer and more cost-effective.

Area of Science:

  • Pediatric Interventional Radiology
  • Medical Physics

Background:

  • Existing central venous catheter (CVC) placement techniques lack pediatric specificity and focus on radiation dose.
  • Minimizing ionizing radiation exposure is crucial in pediatric procedures.

Purpose of the Study:

  • To evaluate the effectiveness of percutaneous long-term CVC positioning techniques in reducing radiation dose in pediatric patients.
  • To compare radiation doses delivered by different CVC insertion methods.

Main Methods:

  • Retrospective analysis of 1410 pediatric patients undergoing percutaneous long-term CVC placement.
  • Determination of effective dose and dose-area product (DAP) using angiograph settings.
  • Statistical comparison of radiation dose metrics over time.

Main Results:

  • A significant reduction in mean effective dose from 0.13 mSv in 2016 to 0.02 mSv in 2019.
  • A corresponding decrease in mean DAP dose from 18.95 µGy/m² to 3.10 µGy/m² over the study period.
  • The study included pediatric patients aged 0.2-18 years.

Conclusions:

  • Medical and technical advancements led to a substantial decrease in radiation dose during CVC placement.
  • The ultrasound- and fluoroscopy-guided technique is hypothesized to be safer, more cost-effective, and involves lower radiation exposure than alternative methods.
Abstract

Keywords:
central venous catheterchildrendose area producteffective doseionizing radiationnewbornspediatric patientspreterm neonatessafetyultrasound

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