New ultrasound method for treating chronic low-back pain

Ultrasound-guided Medial Lumbar Bundle Branch Block by Caudal-cranial Approach: Radiographic Comparison of a New Ultrasound-guided Method

NA · Erasme University Hospital · NCT05930236

This study tests a new ultrasound method for treating chronic low-back pain to see if it can make the procedure easier and more comfortable for patients compared to traditional techniques.

Quick facts

PhaseNA
Study typeInterventional
Enrollment40 (estimated)
Ages20 Years to 80 Years
SexAll
SponsorErasme University Hospital (other)
Locations1 site (Bruxelles)
Trial IDNCT05930236 on ClinicalTrials.gov

What this trial studies

This study evaluates a novel ultrasound-guided technique for performing lumbar medial branch blocks in patients with chronic low-back pain and lumbar facet joint syndrome. The new 'caudal-cranial' approach aims to simplify the procedure by allowing for a single puncture instead of multiple injections, potentially improving patient comfort and outcomes. The technique involves precise imaging to guide the needle to the targeted area using ultrasound, which may enhance accuracy and reduce complications. The study will compare this new method against traditional radiographic techniques.

Who should consider this trial

Good fit: Ideal candidates are individuals with chronic low-back pain due to lumbar facet joint syndrome who have not responded to conservative treatments for at least four weeks.

Not a fit: Patients with neurological disorders, significant spinal deformities, or those who have undergone prior lumbar surgery may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could lead to more effective and less invasive treatment options for patients suffering from chronic low-back pain.

How similar studies have performed: While similar ultrasound-guided techniques have been explored, this specific caudal-cranial approach is relatively novel and has not been widely tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* chronic low back pain compatible with facet lumbar syndrome with chronic pain of at least 3 months
* who have not responded to conservative treatment after at least 4 weeks
* patients without signs of dissociated pain, radiculitis, neurological diseases including stroke and Parkinson's disease, spinal instability or deformities such as scoliosis, ankylosing spondylitis, history of lumbar surgery, fracture or lumbar tumor

Exclusion Criteria:

* Pregnant or breastfeeding women
* Allergy to injected products (Depomedrol or Linisol)
* Psychiatric disorders hindering understanding of the protocol
* Local or systemic infection
* Coagulation disorder
* Obese with a BMI\> 35 kg / m²

Where this trial is running

Bruxelles

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Chronic Low-back Pain, Lumbar Facet Joint Syndrome, Pain, fluoroscopy, Ultrasound, Injection Site Infiltration, Chronic, facet infiltration

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.