The sac was gradually enlarged resulting in chronic spinal cord compression in Group C during 12 weeks.
组家兔逐级压迫脊髓12周，复制慢性脊髓压迫过程。
The membranous sac filled with urografin was applied to produce an animal model of chronic spinal cord compression (L 2).
采用慢性泛影葡胺胶囊逐级压迫建立慢性脊髓压迫动物模型，造成家兔第2腰髓节段的慢性压迫。
Objective To observe the morphological changes and myoblast proliferation dynamics of skeletal muscle after chronic spinal cord compression in rats.
目的观察慢性压迫性脊髓损伤后骨骼肌形态学改变及其成肌细胞的增殖动力学变化。
Methods Chronic progressive spinal cord compression model and surgical decompression model were produced in Wistar rats.
方法采用大鼠后路渐进性脊髓压迫模型，然后行手术减压。
Methods Chronic progressive spinal cord compression model and surgical decompression model were produced in Wistar rats.
方法采用大鼠后路渐进性脊髓压迫模型，然后行手术减压。
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