New shoulder block could beat standard pain method
NCT ID NCT07668648
First seen Jun 27, 2026 · Last updated Jun 30, 2026 · Updated 2 times
Summary
This study compares two types of nerve blocks for pain after arthroscopic shoulder surgery. The standard block can sometimes cause temporary diaphragm paralysis. The newer block aims to provide similar pain relief with fewer risks. Eighty adults undergoing shoulder surgery will be randomly assigned to receive one of the two blocks, and their pain levels and opioid use will be tracked for 24 hours.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Bupivacaine
- What this could lead to
- If this trial succeeds, it could point toward a safer, equally effective pain-blocking method for shoulder surgery, reducing complications like diaphragm paralysis.
- What could go wrong
- This is a small, early-stage trial (80 participants) comparing two procedures. The newer block may not prove as effective, and results may not apply to all patients.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 80 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jun 2026
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 75 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.
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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 75 years * ASA physical status I, II, or III * Scheduled for elective arthroscopic shoulder surgery under general anesthesia * Provision of written informed consent Exclusion Criteria: * Refusal to participate in the study * Coagulopathy * Current anticoagulant therapy * Infection at the block site * Previous surgery involving the planned block site * Known allergy or history of toxicity to local anesthetics * Hepatic failure * Renal failure * Uncontrolled diabetes mellitus * Cognitive impairment or mental disability preventing reliable assessment * Chronic opioid use or ongoing chronic pain treatment * Pregnancy, suspected pregnancy, or breastfeeding * Chronic pulmonary disease (e.g., COPD or asthma) * Failed block
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Bursa City Hospital
RECRUITINGBursa, Nilüfer, Turkey (Türkiye)
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a triage checklist ease pain months after emergency surgery?
- Can a nerve block quiet the brain during gallbladder surgery?