New nerve block technique may reduce breathing risks during shoulder surgery

NCT ID NCT03352687

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

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at how often a nerve block for shoulder surgery causes temporary paralysis of the diaphragm, the main breathing muscle. Researchers compared two ways of giving the block to 84 patients. The goal was to see which approach is safer for people with breathing problems.

What this could mean

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

What this could lead to: If successful, this could help doctors choose a safer nerve block approach for shoulder surgery, reducing the risk of breathing problems.
What could go wrong: This is a small, completed study with only 84 participants. It does not test a treatment, so it won't directly lead to a new therapy. Results may not apply to all patients.

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

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As listed by the trial registrant

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

SURGERY

Contacts and locations

Locations

University Hospital

Toulouse, 31000, France

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