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颈椎椎板成形术

ID: ANH13103chis
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椎板成形术。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,比如椎间盘膨出,或者在椎骨上长出骨刺。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到喉部,以帮助你在手术中呼吸。医生会在你的颈后开一个切口。受累颈椎的椎板将暴露在外。医生会从每个椎板上去除外层骨,形成两个槽。如果使用开门技术,医生将通过其中一个槽切开剩下的通路,并将另一个槽作为轴打开椎弓。这可以减轻脊髓的压力。如果医生使用法式门或双门变体的技术,这两个槽将被用作轴。分裂棘突,打开中间的椎弓。通常会在多个颈椎上打开椎弓。可将骨移植材料连同附着在其上的金属板插入每个椎弓以保持其打开。医生会用缝合线、外科皮肤胶或缝合钉缝合切口。你需要戴上颈托以帮助在骨愈合期间保持静止。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。你要戴几周的颈托。手术后2~3天你就可以出院了。

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