ITMCTR1900002264尚未招募未知
Pedicle screws loosening after posterior lumbar spinal surgery in patients with lumbar degenerative diseases: an observational cohort study
Guangzhou Panyu Hospital of Chinese Medicine0 个研究点开始时间: 待定最近更新:
试验速览
- 阶段
- 未知
- 状态
- 尚未招募
- 发起方
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Observational study
入排标准
- 年龄范围
- 18 至 100（—）
- 性别
- All
入选标准
- •(1) aged =18 years;
- •(2) presence of a degenerative disease of the lumbar spine with unstable spinal segments, which was confirmed by functional radiograms or having low-grade symptomatic spondylolisthesis;
- •(3) indications for spinal instrumentations were: neurological deficit; claudication; axial and radicular pain syndromes with visual analog scale (VAS) over 4 and Oswestry Disability Index (ODI) over 40% resistant to repeated conservative treatment.
排除标准
- •(1) Patients with high-grade spondylolisthesis (grades 3 and 4);
- •(2) Evidence of tumor-related lesions of the lumbar spine;
- •(3) Patients with different types of fusion applied on different levels.
研究者
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