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Updated: Jul 14, 2026

A Protocol to Set Up Needle-Free Connector with Positive Displacement on Central Venous Catheter in Intensive Care Unit
Published on: July 13, 2019
Firm-based trial to improve central venous catheter insertion practices.
Julio A Miranda1, William E Trick, Arthur T Evans
1Department of Medicine, Cook County (Stroger) Hospital, Chicago, Illinois, USA. Julio.A.Miranda@Hitchcock.org
A hands-on training session improved internal medicine residents' knowledge of central venous catheter complications and mask use but did not significantly reduce femoral venous catheterizations due to infrequent clinical practice.
Area of Science:
- Medical Education
- Infection Control
- Vascular Access
Background:
- Femoral venous catheterization is associated with increased complication risks.
- Internal medicine residents frequently perform femoral venous catheterizations at this institution.
Purpose of the Study:
- To evaluate if a hands-on educational session reduces femoral venous catheterization rates.
- To assess improvements in residents' confidence and adherence to infection control practices.
Main Methods:
- A firm-based clinical trial involving 150 internal medicine residents.
- Intervention group received lecture and mannequin-based training; control group received standard training.
- Key outcome measures included insertion site, infection control adherence, knowledge, confidence, and complications.
Main Results:
- A nonsignificant decrease in femoral insertions was observed in the intervention group (-14%).
- The intervention significantly increased knowledge of femoral catheterization complications and temporarily boosted confidence in other venous catheterizations.
- Mask usage during catheterization increased in the intervention group (RR, 2.2).
Conclusions:
- The educational intervention enhanced residents' knowledge and mask use but did not significantly alter venous insertion site selection.
- Limited clinical opportunities for catheter insertion may hinder skill reinforcement and impact long-term practice changes.
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