Which nerve block eases hip surgery pain better?

NCT ID NCT07798830

Symptom relief Sponsor: Tanta University Source: ClinicalTrials.gov ↗

First seen Sep 01, 2026 · Last updated Sep 03, 2026 · Updated 2 times

Summary

This trial compares two ultrasound-guided nerve blocks for pain relief after total hip replacement surgery. Researchers will measure pain levels, opioid use, and recovery quality in 80 adults undergoing the procedure. The goal is to see which block provides better pain control while preserving leg strength.

What this could mean

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

Active substance: Two ultrasound-guided nerve blocks: deep iliacus plane block (DIPB) and transmuscular quadratus lumborum block (QLB), both using bupivacaine.
What this could lead to: If one block works better, it could offer a more effective pain relief method after hip replacement, reducing opioid use and speeding up recovery.
What could go wrong: This is a small, early-stage trial, so results may not apply to all patients. Nerve blocks carry risks like infection, bleeding, or temporary weakness.

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

About 80 people

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

Started

Sep 2026

Expected to finish

Mar 2027

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: * Age ≥ 18 years. * Both sexes. * American Society of Anesthesiologists (ASA) physical status I-III. * Scheduled for elective unilateral total hip arthroplasty (THA) under spinal anesthesia. Exclusion Criteria: * Known allergy to local anesthetics or study medications. * Coagulopathy or anticoagulant therapy contraindicating regional anesthesia. * Infection at the site of injection. * Pre-existing neurological deficits affecting the lower limbs. * Chronic opioid use or opioid dependence. * Severe hepatic, renal, respiratory, or cardiac disease. * Body mass index (BMI) \> 40 kg/m². * Contraindications to spinal anesthesia.

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As listed by the trial registrant

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

Deep iliacus plane block Postoperative analgesia Total hip arthroplasty Transmuscular quadratus lumborum block

How to take part

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

The places running it

1 site. The list below names each one and where it is.
The official record

ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

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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.

Which nerve block eases hip surgery pain better?

What the study statuses mean