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Arm surgery nerve block study also checks eye pressure

NCT ID NCT06428461

Knowledge-focused Sponsor: Pamukkale University Source: ClinicalTrials.gov ↗

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 looked at how different amounts of numbing medicine given around the collarbone affect pain relief and side effects during arm surgery. Researchers also used ultrasound to measure the nerve behind the eye to see if it relates to brain pressure. 64 patients aged 18 to 50 took part.

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

64 people

The number who actually took part.

Started

May 2024

Finished

Apr 2025

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 to 50 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 between 18 and 50, of both genders, with planned surgery on the finger, wrist, elbow joint, and distal region, and classified as ASA I-II, will be included in the study. In this study, patients will be informed about the anesthesia method and the tests to be conducted, and those who consent will be asked to sign an informed consent form as voluntary participants. Exclusion Criteria: * Patients who do not accept the procedures and tests * Those with diseases that may cause increased intracranial pressure * Patients with severe heart failure * Patients with second or third degree atrioventricular block * Patients with unstable angina history * Patients with COPD and chronic asthma * Patients with a history of myocardial infarction (MI) within the last 6 weeks * Patients with a heart rate below 50 beats/min * Patients with systolic blood pressure below 90 mmHg * Patients with liver failure * Patients with kidney failure * Patients for whom supraclavicular block anatomically cannot be performed * Those with neurological or psychological diseases that make it difficult to assess the tests * Patients allergic to any of the study drugs * Pregnant women

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Conditions

The condition(s) this trial relates to.

Arm Injuries injury intracranial hypertension

As listed by the trial registrant

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

Intracranial pressure increase Upper limb injury

Contacts and locations

Locations

  • Pamukkale University

    Denizli, Pamukkale, 20020, Turkey (Türkiye)

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