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Effect of local anesthetic concentration on rebound pain: a randomized control study

NCT ID NCT07146685

NEW Sponsor: University of Virginia Source: ClinicalTrials.gov ↗

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Sep 09, 2026 · Last updated Sep 09, 2026

Summary

Randomized control study that compares different concentrations of local anesthetic to investigate whether a lower concentration of local anesthetic would contribute to lower rebound pain scores at 24 hours post op in patients undergoing anatomic or reverse total shoulder arthroplasty.

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 10 people

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

Started

May 2026

Expected to finish

Jan 2029

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

18 years and older

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: * Total shoulder replacement patients (anatomic and reverse) * Adult patients (greater than or equal to 18 years) * Any gender * Any race Exclusion Criteria: * \- Chronic Pain diagnoses including: * substance/opioid use disorder * complex regional pain syndromes * fibromyalgia * Daily persistent opioid use spanning 3 months prior to surgery date * Allergy to local anesthetics or NSAIDS * Respiratory pathologies including: * CPAP- non-compliant / untreated obstructive sleep apnea * COPD * Restrictive lung disease (pulmonary fibrosis, interstitial pneumonia, etc) * Contralateral diaphragm dysfunction * BMI \> 40 * Ipsilateral extremity pre-existing nerve injury * GFR \< 60 * NSAID contraindications * Inability to follow up * Revision surgery * Patients requesting block as primary (avoidance of general anesthesia) * Need or request for brachial plexus catheter or liposomal bupivacaine * Vulnerable populations (pregnancy, incarceration, etc) * non-English speaking

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As listed by the trial registrant

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

Interscalene block Rebound pain Shoulder arthroplasty

How to take part

Only the study team decides who joins. These are the ways to reach them.

  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

  • UVA Health

    RECRUITING

    Charlottesville, Virginia, 22903, United States

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