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Intraoperative Myelography in Transpsoas Lateral Lumbar Interbody Fusion for Degenerative Lumbar Spinal Stenosis

Intraoperative Myelography in Transpsoas Lateral Lumbar Interbody Fusion for Degenerative Lumbar Spinal Stenosis

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-OOC-17012715
Enrollment
Unknown
Registered
2017-09-18
Start date
2017-10-08
Completion date
Unknown
Last updated
2017-10-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Degenerative Lumbar Spinal Stenosis

Interventions

Two groups (intraoperative indirect decompression group and intraoperative direct decompression group):Intraoperative microendoscopic canal decompression

Sponsors

The Third Affiliated Hospital of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
45 Years to 85 Years

Inclusion criteria

Inclusion criteria: mild to moderate lateral recess or foramina stenosis induced by thickening ligamentum flavum, combined with image-confirmed segmental instability (Posner criteria) or spondylolisthesis (Meyerding Grade I) but without obvious facet hypertrophy (Fujiwara Grade I or Grade II). Their mechanical back pain and neurological symptom could not be relieved by conservative medications for at least six weeks

Exclusion criteria

Exclusion criteria: obvious central canal stenosis, congenital canal stenosis, locked facets, spondylolisthesis (Meyerding Grade II or more), moderate to severe scoliosis, mere segmental canal stenosis without radiographic evidence of instability or spondylolisthesis

Design outcomes

Primary

MeasureTime frame
Intraoperative stenosis ratio;—

Countries

China

Contacts

Public ContactRong Limin

The Third Affiliated Hospital of Sun Yat-sen University

ronglimin@21cn.com+86 18922103798

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026