Can air filters stop surgical infections? huge trial aims to find out
NCT ID NCT04610294
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests whether special air purifiers in operating rooms can reduce serious infections after surgery. Over 66,000 patients having surgery lasting at least one hour are included. The air purifiers are either active or deactivated, and researchers track infections and complications within 30 days.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Aerus air sterilization system (device)
What this could lead to
If it works, this could lead to a simple way to prevent surgical infections by cleaning the air in operating rooms.
What could go wrong
This is a large trial, but the device may not make a difference. The results depend on many factors, and the study is not yet complete.
Disclaimer
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Cleveland Clinic
Cleveland, Ohio, 44195, United States