Comparing two nerve blocks for pain management after hip replacement surgery
Official title: The Pericapsular Nerve Block in Total Hip Arthroplasty: A Randomized, Controlled Trial
Run by LifeBridge Health · NCT04729686 · Data updated 2026-11-12
This study is testing which of two types of nerve blocks helps adults feel less pain after hip replacement surgery.
Quick facts
| Phase | Phase 4 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 80 Years |
| Sex | All |
| Enrollment | 78 (estimated) |
| Sponsor | LifeBridge Health Academic / other |
| Locations | 1 site (Baltimore, Maryland) |
| Status | Recruiting |
| Started | December 9, 2020 |
| Main results expected | December 1, 2025 |
| Study ends | December 1, 2025 |
| Registry record updated | January 22, 2025 |
| Trial ID | NCT04729686 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults scheduled for primary total hip arthroplasty with an ASA score of 1 to 3 who are opioid naïve.
✕Probably not a fit
Patients with a current or previous diagnosis of chronic pain or those who are opioid tolerant will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial evaluates the effectiveness of the pericapsular nerve block compared to the fascia iliaca nerve block for managing postoperative pain in adults undergoing total hip arthroplasty. It is a single-center, randomized, controlled trial where participants will receive one of the two nerve block regimens as part of their standard care. The goal is to improve pain management, enhance recovery, and reduce complications associated with inadequate pain control after surgery.
Why it matters
Potential benefit: If successful, this study could lead to improved pain management strategies for patients undergoing total hip replacement, resulting in faster recovery and reduced hospital stays.
How similar studies have gone: Other studies have shown promise with nerve blocks for pain management in hip surgeries, but the pericapsular nerve block is a newer approach that requires further investigation.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Provision of signed and dated informed consent form * Stated willingness to comply with all study procedures and availability for the duration of the study * Planned primary total hip arthroplasty with anterior (Smith-Peterson) approach * ASA score of 1 to 3 * Indicated for one of the two nerve block groups * Must be opioid naïve at screening as defined by the FDA - According to the Food and Drug Administration, opioid-tolerant patients were those currently receiving or who had previously received 60 mg PO morphine per day, 25 mcg transdermal fentanyl per hour, 30 mg PO oxycodone per day, 8 mg PO hydromorphone per day, 25 mg PO oxymorphone per day, 60 mg PO hydrocodone per day, or an equivalent dose of another opioid for a duration of one week or longer (16) Exclusion Criteria: * Current or previous diagnosis of "chronic pain" * Opioid tolerant at time of screening (for a week or longer, at least 60 mg of morphine daily, or at least 30 mg of oral oxycodone daily, or at least 8 mg of oral hydromorphone daily or an equianalgesic dose of another opioid.) * Diagnosis of ankylosing spondylitis * Allergy to any potential medications utilized in any of the two groups * Conversion of patient to general anesthesia intraoperatively * Treatment with another investigational drug or other intervention for pain * Any condition(s) or diagnosis, both physical or psychological, or physical exam finding in the opinion of the investigator that would precludes participation
Where it's running
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Sinai Hospital of Baltimore
Baltimore, Maryland, United States Recruiting
Study contacts
- Principal investigator: Ronald Delanois, MD — LifeBridge Health
- Study coordinator: Martin Gesheff
- Email: mgesheff@lifebridgehealth.org
- Phone: 410-601-9467
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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PENG block versus combined lumbar and sacral erector spinae plane (ESP) blocks for pain after total hip replacement
This trial will test whether the PENG nerve block or a combined lumbar-plus-sacral ESP block gives better pain relief and reduces opioid use in adults aged 65 and older having elective total hip replacement.
-
Evaluation of 3D Digital Surgery in Traumatology
This study is testing if using 3D digital surgery tools can help patients with orthopedic conditions have better surgery outcomes and fewer complications compared to traditional methods.
-
Ceramic hip resurfacing vs total hip arthroplasty for hip OA
This trial tests whether ceramic hip resurfacing helps people with hip OA walk farther each day than a modern total hip replacement.
-
How knee and hip joint replacements are doing over time
This observational study follows adults who have knee or hip replacements to see how their outcomes look over time after the surgery.
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Dexmedetomidine during hip replacement to modulate nerves and inflammation
A randomized, placebo-controlled study tests whether intravenous dexmedetomidine given during spinal anesthesia with a PENG nerve block can help regulate the body's stress and inflammatory response and improve recovery after hip replacement.
-
VR After Hip Replacement: See if Virtual Reality Helps Pain and Comfort
This study tests whether virtual reality can help adults recover after total hip replacement by reducing pain and anxiety and improving comfort.
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.