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Which oxygen level is safer when waking from anesthesia?

NCT ID NCT04879290

Completed Knowledge-focused Sponsor: University Hospital, Caen Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether giving 50% or 100% oxygen before removing a breathing tube after anesthesia leads to fewer drops in oxygen levels. 119 patients were monitored after surgery. The goal is to find the safest oxygen setting to prevent breathing problems during recovery.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
oxygen
What this could lead to
If it works, this could help standardize safer oxygen levels during anesthesia recovery, reducing breathing complications.
What could go wrong
This is a small, completed trial with 119 patients, so results may not apply to all surgeries or patient types. The difference between oxygen levels may be small.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Hyperoxia Hypoxia Postoperative Complications Pulmonary Atelectasis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

ANESTHESIA ATELECTASIS HYPEROXIA HYPOXEMIA POSTOPERATIVE COMPLICATIONS

Contacts and locations

Locations

  • University Hospital, Caen

    Caen, 14033, France

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