coccygeal nerve

Results The nerve roots within the lumbar dural sac were arranged loosely with the sacral and coccygeal nerve roots to form the cauda equina .

结果腰骶部各节段的前根漂浮在脑脊液中下行，与后根一起构成马尾神经。

L3 laminectomy and L5-L6 facetectomy was performed under tracheal cannula anesthesia in rats , and then unfolded nerve roots , dorsal root ganglion and cauda coccygeal nerve at corresponding segment .

小鼠在气管插管麻醉下行L5椎板切除术和L5-L6小关节切除术，然后显露相应节段的神经根，背根神经节和马尾神经。

Dura mater laceration and cerebrospinal fluid leak happened in 3 cases , coccygeal nerve damage resulting in leg numbness appeared in 1 case . Those cases all received operations at the early stage , and there were no similar complication or infection presenting in intervertebral gap .

3例出现硬膜囊撕裂、脑脊液漏，1例出现马尾神经损伤引起下肢局部麻木，均发生在早期手术病例，随着临床经验的积累，目前未发生类似并发症，未见椎间隙感染的发生。