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Could a simple steroid injection replace a catheter for shoulder surgery pain?

NCT ID NCT07699744

Symptom relief Sponsor: Seoul National University Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jul 13, 2026 · Last updated Jul 14, 2026 · Updated 1 time

Summary

Shoulder surgery often causes severe pain, and a nerve block is commonly used to numb the area. However, when the block wears off, many patients experience sudden intense 'rebound pain.' This trial tests whether a single-shot nerve block combined with an intravenous dose of the steroid dexamethasone can prevent rebound pain as effectively as a continuous nerve block that uses a catheter. The study involves 92 adults scheduled for shoulder surgery, and the main goal is to compare rebound pain scores in the first 24 hours after the block.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Dexamethasone (intravenous) plus single-shot nerve block
What this could lead to
If successful, this simpler approach could reduce rebound pain after shoulder surgery while avoiding the hassle and risks of a catheter-based continuous nerve block.
What could go wrong
This is a small Phase 4 trial with 92 participants, so results may not apply to all patients. The single-shot method might still lead to more rebound pain than the continuous block.

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

Phase 4

Runs after approval, following long-term safety and how well the treatment works in everyday use.

Participants

About 92 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Jul 2026

An estimate. Start dates often move.

Expected to finish

Jul 2027

An estimate. End dates often move.

Lead sponsor

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.

Ages

19 to 79 years

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Adult patients aged 19 to 79 years scheduled for elective shoulder surgery under brachial plexus block and monitored anesthesia care (MAC) Exclusion Criteria: * Pre-existing neurological deficit of the brachial plexus * Emergency surgery * American Society of Anesthesiologists (ASA) physical status classification IV or higher * Contraindication or history of hypersensitivity to local anesthetics or dexamethasone * Severe pulmonary disease (e.g., chronic obstructive pulmonary disease) * Body mass index (BMI) ≥ 35 kg/m² * Long-term use of steroids * Long-term use of analgesics * Inability to cooperate or communicate * Pregnancy

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Conditions

The condition(s) this trial relates to.

Pain, Postoperative Rotator Cuff Injuries rotator cuff syndrome Shoulder Injuries

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Pain, postoperative Rebound pain Rotator cuff injuries Shoulder injuries

How to take part

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  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Seoul National University Hospital

    Seoul, Jongno-gu, 03080, South Korea

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