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椎体成形术和椎体后凸成形术

ID: ANH13108chis
"如果你的脊柱有一块或多块骨压缩性骨折,医生可能会建议你做椎体成形术或椎体后凸成形术。 脊椎有五个主要部分。其中三个是颈部的颈椎,胸部的胸椎和腰部的腰椎。每一部分都有被称为椎骨的独立骨骼。每块椎骨的承重部分称为椎体。椎体有一个密质骨外壳和一个多孔的松质骨内部网状结构。 如果你患有骨质疏松症,椎体的骨会变得更薄,更多孔,使它们非常脆弱。弯腰、打喷嚏、举起物体或摔倒,会给脊柱带来比你虚弱的椎体所能承受的更大的压力。压缩性骨折通常发生在较硬的胸椎到较灵活的腰椎的过渡区。压力会导致椎体塌陷的压缩性骨折。 为了减轻疼痛,医生可能会建议先进行非手术治疗。这些治疗包括休息、止痛药和背部支架。如果这些治疗都不起作用,医生可能会建议你做椎体成形术或椎体后凸成形术。 在任何一种手术之前,都要先建立静脉通路。你可能会通过静脉注射抗生素来减少感染的机会。医生会给你局部麻醉使背部麻木。此外,全身麻醉会用来使你在手术过程中保持无意识和无疼痛感。如果采取全身麻醉,需要经口腔进行气管插管到喉部,以帮助你在手术过程中呼吸。 医生会在你背部骨折的椎体上做两个小的穿刺切口。一根被称为套管的空心管和一个被称为套管针的尖头器械将通过骨折椎体的每个切口插入。医生会使用实时X光机,也就是透视,来指导插管和套管针的放置。 如果是做椎体成形术,医生会取出套管针,然后通过每个套管注入骨水泥,使骨折的椎体变得坚硬和稳定。 如果是做椎体后凸成形术,在注入骨水泥之前,医生会先在每个套管中插入一个球囊扩张器。这个装置顶端的球囊会充气以恢复椎体的高度。放气并取出球囊后,医生会用骨水泥填充球囊产生的空间。 在这两种手术的最后,医生会取出每根套管,用无菌绷带覆盖在微小的皮肤穿刺口处。 如果采用的是全身麻醉,两种手术后,会拔除气管插管。你将被带到恢复区接受监测。根据需要将给予止痛药。你可以在手术后的当天或1天内出院。"

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