New study tests simpler nerve block for hip surgery pain
NCT ID NCT07109388
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study compares two ways to manage pain after a second hip replacement. One group gets a PENG block (a targeted injection around the hip joint), while the other gets a combination of blocks around the thigh and hip. Both use the same numbing medicine. The goal is to see which approach reduces the need for morphine and improves comfort. Fifty adults scheduled for elective hip replacement will take part.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Ropivacaine (a local anesthetic) given via nerve block
- What this could lead to
- If successful, this could show that a simpler nerve block (PENG) provides similar or better pain relief after hip replacement compared to a more complex block, potentially reducing side effects and improving recovery.
- What could go wrong
- This is a small, early-stage trial with only 50 participants, so results may not apply to everyone. The study compares two established techniques, so no major breakthrough is expected.
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
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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
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2025
An estimate. Start dates often move.
- Expected to finish
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Sep 2027
An estimate. End dates often move.
- Lead sponsor
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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
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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: * Male and female patients * ASA (American Society of Anaesthesiologists) I-III * 18 years of age or older * Patients scheduled for elective secundary hip arthroplasty * Able to give written conformed consent autonomously Exclusion Criteria: * Refusal or inability to give consent * Allergy to any of: ropivacaine, paracetamol, ibuprofen, ketorolac, morphine, ondansetron or dexamethasone * Bleeding diathesis * Neurological deficit of the operative side * Existing preoperative opioid use * Renal insufficiency (GFR\<30ml/min according to the Cockroft-Gault formula) * Hepatic insufficiency * Morbid Obésity III
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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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.
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