Knee block mystery: ultrasound reveals how numbing medicine travels
NCT ID NCT06245460
First seen Jan 04, 2026 · Last updated Apr 29, 2026 · Updated 18 times
Summary
This study looked at how numbing medicine spreads during a common knee pain block (adductor canal block) in 30 adults having knee surgery. Researchers used ultrasound to see if the medicine reached nerves behind the knee, which could explain why the block works so well. The goal was simply to measure how often this spread happens, not to test a new treatment.
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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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Contacts and locations
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Locations
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Department of anesthesia, Ambroise Paré Hospital - APHP
Boulogne-Billancourt, 92100, France
Conditions
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