封闭疗法也叫“局封”，是由局部麻醉演变而来的一种治疗疼痛的方法。
手术治疗临床治愈率明显优于封闭治疗。
The clinical healing rate of operation is obviously better than that of blocking.
目的：了解骶管封闭治疗腰椎间盘突出症的临床效果。
Aim: to understand the effect of caudal block to treat the lumbar disc protrusion.
在医师指导下服用止痛剂及颈椎牵引或行局部封闭治疗。
Aconite and cervical vertebra drawing or travel are taken below doctor guidance local close cure.
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