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New pain block for collarbone surgery may reduce breathing side effects

NCT ID NCT06917820

Symptom relief Sponsor: Ain Shams University 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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested two types of nerve blocks to control pain after collarbone surgery. Fifty adults received either a standard block near the neck or a newer block near the collarbone. The goal was to see which provides longer pain relief and causes fewer breathing problems.

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

50 people

The number who actually took part.

Started

May 2025

Finished

Mar 2026

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

21 to 60 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: * Patients aged from 21 to 60 years. * American Society of Anesthesiologists (ASA) class I and II status. * Of both sexes. * Patients undergoing elective midshaft clavicle fracture open reduction and internal fixation surgery. Exclusion Criteria: * Patient refusal. * American Society of Anesthesiologists (ASA) class llI and IV status. * Patients with bleeding disorders. * A history of relevant drug allergy to any of the used drugs. * Alcohol or drug abuse and opioid dependence. * Pregnant female patients. * Patients with BMI above 35 kg/m2. * Patients with infection at site of the fracture or the block procedure. * Patients with reduced pulmonary functions due to chronic obstructive pulmonary disease (COPD), uncontrolled asthma, pneumothorax or pleural effusion.

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Conditions

The condition(s) this trial relates to.

Pain, Postoperative

As listed by the trial registrant

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

Post operative pain

Contacts and locations

Locations

  • Ain Shams University

    Cairo, Cairo Governorate, Egypt

More trials for these conditions

Other studies related to the condition(s) this trial covers.