The MRI showed that high signal area of vertebral pulp reduced at the 12th week and disappeared at the 16th week .

MRI观察发现第12周 髓 核高信号区 强度下降，16周信号基本消失。

Conclusion Not only The treatment of making more surgical artificial opening to prowl in spinal canal to reduce pressure & ablation of vertebral pulp totally reduce oppressing on neural channel to neural root but also the wound is little which keeps the stability of the vertebra .

结论多开窗潜行椎管减压加 髓核摘除术不仅彻底减除了神经根通道上对神经根的压迫因素，而且创伤小，保持了脊椎的稳定。