Actively Recruiting
Effect of Degenerative Spondylolisthesis on the Clinical Outcome of Unilateral Biportal Endoscopy for Lumbar Spinal Stenosis: Study Protocol
Led by Beijing Friendship Hospital · Updated on 2025-06-06
150
Participants Needed
1
Research Sites
156 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
A single-center, prospective cohort trial aims to provide stronger evidence regarding the impact of degenerative spondylolisthesis on the clinical outcome of unilateral biportal endoscopy for lumbar spinal stenosis
CONDITIONS
Official Title
Effect of Degenerative Spondylolisthesis on the Clinical Outcome of Unilateral Biportal Endoscopy for Lumbar Spinal Stenosis: Study Protocol
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Age range: 50-80 years
- Diagnosis of lumbar spinal stenosis affecting 1-2 vertebral levels
- Predominant symptoms of neurogenic intermittent claudication with ineffective conservative treatment for at least 3 months
- Presence of lumbar degenerative spondylolisthesis less than grade II without spine instability
- Willingness to participate in the study and complete follow-up assessments
You will not qualify if you...
- Diagnosis of isthmic lumbar spondylolisthesis or lumbar degenerative spondylolisthesis grade II or higher
- Evidence of instability at the affected vertebral level (intervertebral angle change > 15° and/or vertebral translation ≥ 4.5 mm in standing flexion-extension radiographs)
- History of prior surgery at the affected vertebral level
- Presence of scoliosis with a Cobb angle greater than 20°
- Presence of other lumbar spine conditions such as infection, tumor, fracture, or neurological diseases
- Medical disorders that prevent surgical tolerance
- Participation in other clinical research projects related to lumbar spinal stenosis treatment
AI-Screening
AI-Powered Screening
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Trial Site Locations
Total: 1 location
1
Beijing Friendship Hospital
Beijing, Beijing Municipality, China, 100050
Actively Recruiting
Research Team
X
Xiang Li
CONTACT
How is the study designed?
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
2
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