Ultrasound-Guided epidurals: a missed opportunity?
NCT ID NCT05165498
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study aimed to see if using real-time ultrasound during a thoracic epidural block makes the procedure more reliable. It was designed for adults with chest or abdominal pain or rib fractures. The study was withdrawn before enrolling any participants, so no results are available.
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Study facts
What this study's own registry entry says, in plain language.
- Expected to start
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Jul 2027
An estimate. Start dates often move.
- Expected to finish
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Dec 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patients undergoing elective thoracic surgery, abdominal surgery, or suffering from rib fractures who will have placed a thoracic epidural catheter to manage their perioperative analgesia.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age between 18 and 80 years * American Society of Anesthesiologists classification 1-3 * Body mass index between 20 and 35 (kg/m2) Exclusion Criteria: * Adults who are unable to give their own consent * Sepsis (assessed by history and physical examination and, if deemed clinically necessary, by blood work up i.e. leukocytosis, increased c-reactive protein, increased procalcitonin) * Coagulopathy (assessed by history and physical examination and, if deemed clinically necessary, by blood work up i.e. platelets ≤ 100, International Normalized Ratio ≥ 1.4 or prothrombin time ≥ 50) * Allergy to local anesthetics (LAs) * Prior surgery in the thoracic spine
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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
Locations
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Hospital Clínico Universidad de Chile
Santiago, Metropolitan, 8380456, Chile
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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