Clinical Evaluation of Paravertebral Approach and Micro-Tubular Technique vs Laminoplasty for Subdural Extramedullary Tumors: a Randomized Controlled Trial

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100047582

Enrollment

Unknown

Registered

2021-06-20

Start date

2021-10-01

Completion date

Unknown

Last updated

2022-02-21

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

Conditions

Subdural Extramedullary Tumors

Interventions

PVMT group:paravertebral approach and micro-tubular technique treatment

LP group:laminoplasty treatment

Eligibility

Sex/Gender

All

Age

10 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Selection age: 10-75 years old; 2. The diagnosis is confirmed as intradural intradural extramedullary tumor in the spinal canal; 3. The longitudinal length of the tumor does not exceed 3 segments; 4. Patient informed consent.

Exclusion criteria

Exclusion criteria: 1. Spinal instability exists in the diseased segment and adjacent segments; 2. The lesion segment has a history of previous surgery; 3. Other serious physical or mental illnesses not suitable for surgery; 4. The follow-up required by the protocol cannot be followed, or the investigator believes that the participant's participation in the study will increase the risk; 5. Those who cannot follow the experimental protocol; 6. The expected survival time is less than 1 year.

Design outcomes

Primary

Measure	Time frame
Japanese orthopedics association score;	—

Secondary

Measure	Time frame
Visual analogue scale;	—

Countries

China

Contacts

Public ContactWang Rui

Fujian Medical University Union Hospital

3444224@qq.com+86 13328699552

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 10, 2026