Ultrasound vs. blind injection: which numbing method works best for upper arm surgery?
NCT ID NCT05864872
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested two methods to block nerves in the upper arm during surgery to reduce pain from a tourniquet. 140 adults having upper arm surgery received either a blind injection or an ultrasound-guided injection. The goal was to see which approach provides better pain relief and numbness.
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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.
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Conditions
The condition(s) this trial relates to.
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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KAABACHI
Tunis, 2010, Tunisia