Study of The Oblique Lumbar Interbody Fusion Working Corridor at L5-S1 in Treatment of Lumbar Degenerative Disease: Based on CT Images

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000038598

Enrollment

Unknown

Registered

2020-09-24

Start date

2020-09-21

Completion date

Unknown

Last updated

2020-11-30

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

Conditions

degenerative lumbar diseases

Interventions

According to the measurements of left common iliac vein, subjects were divided into: V-line (+), V-line (-):N/A

Eligibility

Sex/Gender

All

Age

40 Years to 85 Years

Inclusion criteria

Inclusion criteria: Patients undergoing lumbar CT examination at our hospital's Department of Radiology and having clear thin slice CT scan in 2018-2019

Exclusion criteria

Exclusion criteria: Patients who had abdominal vascular abnormalities or diseases, spinal deformity from any cause, transitional anatomy (i.e. sacralisation of L5, or lumbarisation of S1), lumbar fracture or a surgical history on lumbar or retroperitoneum were excluded.

Design outcomes

Primary

Measure	Time frame
The iliocava junction position;The left iliac vein position;Angle of Surgical Corridor;	—

Secondary

Measure	Time frame
L5-S1 disk AP diameter;L5-S1 disk left-right diameter;Sex;Age;Sacral Slope;	—

Countries

China

Contacts

Public ContactYun-sheng Ou

The First Affiliated Hospital of Chongqing Medical University

ouyunsheng2001@163.com+86 18696669699

Outcome results

None listed

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