The hematoma lay between the dural and the brain.

里根脑血肿的部位处于硬脑膜与脑实质之间.

Conclusion. Dural ossification is a common finding in OLF.

结论：硬膜骨化是OLF常见的表现。

Conclusion . Dural ossification is a common finding in OLF.

结论:硬膜骨化是OLF常见的表现.

Tentorial dural arteriovenous fistulae are rare clinically.

小脑幕脑膜动静脉瘘临床上比较少见.

Dural cells were subcultured on slides for immunocytochemistry.

免疫细胞化学方法鉴定硬脑膜细胞；

Dural healing was observed by scanning electronic microscope.

扫描电镜观察硬脑膜愈合情况；

CONCLUSION:Collagen is an essential matrix for the dural healing.

结论：胶原是体外培养硬脑膜缺损修复的重要细胞外基质；

The treatment dural arteriovenous fistula are still controversial now.

对小脑幕动静脉瘘的治疗目前仍存在很多争论.

Key words: dural tear, degeneratie lumbar surgery, repair, reoperation, complication.

关键词: 硬膜囊破裂, 退变性腰椎手术, 修补, 再手术, 并发症.

Depending on the postures, the mean dural sac cross-sectional area and AP dural sac diameter changed.

硬脊膜囊的平均横截面积和前后径随体位的不同而发生变化。