Can a special oxygen mask save frail surgery patients from lung trouble?

NCT ID NCT07464730

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

Summary

This study is testing whether giving high-flow nasal oxygen right after major surgery can reduce lung complications in frail adults. About 200 high-risk patients having abdominal or chest surgery will be randomly assigned to receive either high-flow oxygen or standard oxygen. The goal is to see if the high-flow approach lowers the chance of serious lung issues in the first week after surgery.

What this could mean

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

Active substance
High-flow nasal oxygen
What this could lead to
If it works, this could provide a simple way to prevent serious lung problems after major surgery in frail patients.
What could go wrong
This is a relatively small, early-stage trial, and results from similar studies have been mixed. It may not show a clear benefit.

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As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Karolinska University Hospital

    RECRUITING

    Stockholm, Sweden

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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