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Researchers uncover keys to safer anesthesia for leg surgery

NCT ID NCT07581561

Knowledge-focused Sponsor: Izmir City 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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 observed 318 adults having leg surgery to find out what factors help make spinal anesthesia work on only the operated side. The goal is to reduce side effects like low blood pressure. Researchers looked at patient age, weight, position, and injection technique to improve success rates.

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.

Participants

318 people

The number who actually took part.

Started

Aug 2025

Finished

Feb 2026

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Adult patients aged 18-65 years with ASA physical status I-III undergoing elective unilateral lower extremity surgery under spinal anesthesia in a single tertiary care center.

Ages

18 to 65 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 18-65 years * ASA physical status I-III * Undergoing elective unilateral lower extremity surgery under spinal anesthesia * Provided written informed consent Exclusion Criteria: * ASA IV patients * Known allergy to local anesthetics * Contraindications to spinal anesthesia * Decompensated congestive heart failure * Hemodynamic instability (including sepsis, septic shock, or need for inotropic support) * Pregnancy * Patients with vertebral anomalies (e.g., scoliosis, vertebral fractures) preventing proper positioning

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As listed by the trial registrant

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

Regional anaesthesia Spinal aneshtesia Unilateral spinal anesthesia

Contacts and locations

Locations

  • İzmir City Hospital

    Izmir, Turkey (Türkiye)

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