New nerve block techniques may protect breathing during shoulder surgery recovery
NCT ID NCT05920421
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested two newer nerve block methods for shoulder surgery pain relief, aiming to avoid a common side effect: temporary paralysis of the diaphragm, the main breathing muscle. 87 adults having shoulder surgery received one of three types of nerve blocks. The researchers measured diaphragm movement and pain levels to see if the newer blocks were safer and still effective.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- nerve blocks (subomohyoid infraclavicular, subomohyoid subscapularis, interscalene)
- What this could lead to
- If successful, these alternative nerve blocks could provide effective pain relief for shoulder surgery while lowering the risk of temporary diaphragm paralysis.
- What could go wrong
- This is a small, completed study (87 people) comparing different techniques. Results may not apply to all patients or surgeries, and the blocks may still carry some risk of diaphragm issues.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Emad Hamdy Mohamed Morsy
Zagazig, Sharqia Province, 44519, Egypt