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颈椎后路椎板切除融合术

ID: ANH13106chis
医疗动画文字记录:如果你的颈部有问题,对脊髓或脊神经造成压力,医生可能会建议进行颈椎后路椎板切除融合术。颈部的脊柱,也叫颈椎,有七块骨,叫做椎骨。除第一节椎骨外,每节椎骨的前部称为椎体。在大多数椎骨之间有一个软垫状的软骨,称为椎间盘。每个椎体的背部都有一个弯曲的部分,称为椎弓。除了第一节椎骨外,每个椎弓都有一个骨突起,称为棘突。棘突的两侧各有一块扁平的骨头,称为椎板。椎骨的椎弓包围并保护脊髓,脊髓是连接大脑和身体其他神经的神经组织。脊髓穿过一个被称为椎管的封闭空间,它是由椎骨的椎弓形成的。随着时间的推移,颈椎可能会出现问题,比如椎间盘缩小、突出或破裂,或者在椎骨上生长骨刺。这些变化会使椎管变窄,对脊髓或脊髓分支的神经造成压力。这种压力会导致颈部疼痛和僵硬,或者是手臂和手的疼痛、麻木和无力。在进行手术之前,先建立静脉通路。可能会通过静脉注射抗生素来减少感染的机会。在手术过程中,采取全身麻醉,以使你失去知觉,没有疼痛。经口腔进行气管插管至喉部,以帮助你在手术中呼吸。医生会在你的颈后开一个切口。将受损伤的椎板暴露在外。去除受损伤的椎骨上的棘突和椎板,以减轻对脊髓和神经的压力。接下来,医生会切除骨的外层。用螺钉将金属棒或金属板固定在椎骨上。医生可能会使用一些骨组织,称为骨移植物,通常从髋骨中取。这种骨移植物沿着椎骨放置。这些步骤是为了让椎骨生长在一起或融合。医生会用缝合线、外科皮肤胶或缝合钉缝合皮肤切口。颈部要戴上颈托,以便在椎骨融合时保持不动。手术结束后,拔除气管插管,然后你会被带到恢复区接受监护。医生会根据需要给你开止痛药。手术后2~3天你就可以出院了。在椎骨融合在一起的几周内你要一直戴着颈托。

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