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Hip surgery pain relief: new nerve block shows promise

NCT ID NCT07023107

Symptom relief Sponsor: Poznan University of Medical Sciences 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a specific nerve block called PENG, using the numbing drug ropivacaine, could reduce surgical stress and pain after total hip replacement. Sixty older adults (ages 60-100) scheduled for hip surgery under spinal anesthesia received either the nerve block or a placebo (salt water). The main goal was to see if the block lowered inflammation markers in the blood and delayed the need for painkillers.

What this could mean

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

Active substance
ropivacaine
What this could lead to
If it works, this could offer a better way to manage pain after hip replacement, reducing the need for strong opioids.
What could go wrong
This is a small, completed Phase 4 trial with only 60 participants, so results may not apply to everyone. The nerve block is a temporary procedure and does not change the underlying condition.

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

Phase 4

Runs after approval, following long-term safety and how well the treatment works in everyday use.

Participants

60 people

The number who actually took part.

Started

Jun 2025

Finished

Dec 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

60 to 100 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 with ASA classification I-III * Aged 60-100 years * Who will be scheduled for hip arthroplasty under spinal anesthesia Exclusion Criteria: * Patients who have a history of bleeding diathesis * Take anticoagulant therapy * History of chronic pain before surgery * Multiple trauma * patients unable to assess their pain (dementia) * patients operated under general anesthesia * patients having an infection in the region of the procedure * the patient who does not accept the procedure

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Conditions

The condition(s) this trial relates to.

osteoarthritis, hip

As listed by the trial registrant

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

Hip arthropathy Hip osteoarthritis Hip pain chronic

Contacts and locations

Locations

  • Poznan University of Medical Sciences

    Poznan, Poland

More trials for these conditions

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