PENG nerve block with or without pulsed radiofrequency for chronic hip osteoarthritis pain
Official title: Evaluation of the Clinical Effectiveness of Pericapsular Nerve Group (PENG) Block and Pulsed Radiofrequency Applications in Chronic Hip Pain
Run by Ankara City Hospital Bilkent · NCT07360093 · Data updated 2026-11-12
The study will try adding pulsed radiofrequency to a PENG nerve block to see if it reduces pain for longer in people with chronic hip osteoarthritis who still have significant pain despite conservative treatment.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years to 80 Years |
| Sex | All |
| Enrollment | 84 (estimated) |
| Sponsor | Ankara City Hospital Bilkent Academic / other |
| Locations | 1 site (Ankara) |
| Status | Recruiting |
| Started | February 1, 2026 |
| Main results expected | February 1, 2027 |
| Study ends | February 28, 2027 |
| Registry record updated | March 18, 2026 |
| Trial ID | NCT07360093 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with chronic hip pain for at least three months due to clinical or radiographic hip osteoarthritis, baseline VAS score of 4 or higher, and inadequate response to conservative treatments are ideal candidates.
✕Probably not a fit
Patients with hip pain from malignancy, prior hip arthroplasty, active local or systemic infection, uncorrectable coagulopathy or inability to stop anticoagulants, severe neurological deficit, or who are pregnant or breastfeeding are unlikely to benefit or are excluded.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective observational comparison of two interventional approaches for chronic hip osteoarthritis pain: ultrasound-guided pericapsular nerve group (PENG) block alone versus PENG block combined with pulsed radiofrequency (PRF). The primary outcome is change in pain intensity measured by the Visual Analog Scale, and secondary outcomes include hip function assessed with validated functional scales. Eligible patients are adults with chronic hip pain lasting at least three months, baseline VAS ≥4, and inadequate response to conservative care. Procedures are performed at a single center with follow-up to determine whether adding PRF yields longer-lasting analgesia and functional benefit.
Why it matters
Potential benefit: If successful, adding PRF to the PENG block could provide longer-lasting pain relief and better hip function, reducing the need for repeat procedures and improving daily activities.
How similar studies have gone: Previous small studies show PENG blocks provide short-term pain relief and PRF has produced promising results in other joint pain settings, but combining PENG with PRF has limited published data and remains relatively untested.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Presence of chronic hip pain lasting at least 3 months * Baseline Visual Analog Scale (VAS) score ≥ 4 * Clinical and/or radiological diagnosis of hip osteoarthritis * Inadequate response to conservative treatments Exclusion Criteria: * Local or systemic infection at the intervention site * Coagulopathy or inability to discontinue anticoagulant therapy * Hip pain related to malignancy * History of previous hip arthroplasty * Severe neurological deficit * Pregnancy or breastfeeding
Where it's running
-
Ankara Bilkent City Hospital
Ankara, Turkey (Türkiye) Recruiting
Study contacts
- Study coordinator: Ulku Sabuncu MD, Assoc. prof.
- Email: sabuncuulku@gmail.com
- Phone: +905337085212
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.