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Updated: Aug 9, 2026
04:46
A Novel Rescue Technique for Difficult Intubation and Difficult Ventilation
Published on: January 17, 2011
Mechanical ventilation with or without daily changes of in-line suction catheters
M H Kollef1, D Prentice, S D Shapiro
1Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
American Journal of Respiratory and Critical Care Medicine
|August 1, 1997
Summary
Eliminating routine changes for in-line suction catheters in mechanically ventilated patients is safe. This practice significantly reduces costs without increasing ventilator-associated pneumonia or mortality rates.
Area of Science:
- Critical Care Medicine
- Infection Control
Background:
- Routine changes of in-line suction catheters are common practice for patients on mechanical ventilation.
- The necessity and cost-effectiveness of this routine intervention are not well-established.
Purpose of the Study:
- To evaluate the safety and cost-effectiveness of omitting routine in-line suction catheter changes.
- To compare the incidence of ventilator-associated pneumonia (VAP) between groups with and without routine catheter changes.
Main Methods:
- A randomized controlled trial involving 521 patients requiring mechanical ventilation.
- Patients were assigned to either no routine catheter changes or changes every 24 hours.
- Primary outcome was the incidence of VAP; secondary outcomes included mortality and healthcare costs.
Main Results:
- The incidence of VAP was similar between groups (14.7% vs. 14.8%).
- No significant differences were observed in hospital mortality, duration of ventilation, or length of hospital stay.
- Eliminating routine changes resulted in substantial cost savings ($837 vs. $11,016).
Conclusions:
- Not routinely changing in-line suction catheters is a safe strategy for mechanically ventilated patients.
- This approach significantly reduces costs associated with catheter use.
- Clinical outcomes, including VAP rates, are not adversely affected by omitting routine catheter changes.
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