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腰椎融合术

ID: ANH00015chis
医疗动画文字记录:脊柱由一系列相互连接的,称为椎骨的骨组成,从颅底一直延伸到尾骨。每个椎体通过关节突上下相连,使它们可以相对地移动。在每个椎体之间有一个缓冲震动的椎间盘。小关节和椎间盘共同允许背部和颈部的弯曲和扭转运动。在脊柱内受保护的是脊髓,它连接大脑和身体的其他部分。脊神经以一定规律从脊髓发出。脊柱的主要部分是颈椎、胸椎和腰椎。可能发生在腰椎的问题包括以下情况:椎间盘退变或脊椎关节病,是一种退行性关节炎,可能会导致正常的脊柱结构和功能的丧失;脊椎滑脱,是一根椎骨相对于旁边的椎骨向前滑动的情况;小关节的骨关节炎;脊柱畸形,如脊柱侧弯,或脊椎骨折。医生可能会建议进行后路腰椎融合术,以使脊柱更加稳定,减少因病情、损伤或异常弯曲引起的疼痛。首先,医生要在腰椎上开一个切口。去除骨的外表面,为融合手术做准备。医生将螺丝钉放入椎骨。融合器将被放置在椎骨旁边并连接到螺钉上。医生可以从骨盆中取出小块的骨用作骨移植物。其他时候,医生可能会选择使用骨库中的供体骨进行移植。医生将骨移植物沿脊柱放置,使椎体生长在一起,保持脊柱稳定。手术结束时,缝合皮肤切口。

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