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Tiny study probes why shoulder stiffness returns after birth nerve injury surgery

NCT ID NCT03771144

Knowledge-focused Sponsor: University Hospital, Montpellier 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
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 Results may not be published yet.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 This study
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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at muscle samples from 7 children with brachial plexus birth palsy who had shoulder stiffness. Researchers wanted to understand why the shoulder gets stiff again after surgery, by checking for muscle wasting and scarring. The study was terminated early, so findings are limited.

What this could mean

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

What this could lead to
If successful, this could help doctors decide when to perform additional muscle transfer surgery to prevent shoulder stiffness from returning.
What could go wrong
This was a very small, terminated study with only 7 participants, so results may not be reliable or apply to all children.

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

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

7 people

The number who actually took part.

Started

Jun 2019

Finished

Jun 2020

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

12 months to 11 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: * Child with POPB presenting a stiffness in external shoulder rotation after the age of 1 year with a surgical indication of anterior release of shoulder is asked * Obligation to obtain written informed consent from parents. Exclusion Criteria: * Patient with another neuromuscular pathology * Significant traumatic history of the upper limb (fracture or surgical intervention) or any other pathology affecting the mobility of the joints of the upper limb (either on the pathological side or on the healthy side) * Patient with a contraindication to surgery (precarious general condition, major coagulation disorders, anesthetic contraindication) * Child over 10 years old * Refusal of the patient or family

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Conditions

The condition(s) this trial relates to.

Erb palsy

As listed by the trial registrant

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

Brachial obstetrical palsy

Contacts and locations

Locations

  • Chu Montpellier

    Montpellier, 34000, France