摘要:手术操作步骤如下:1.提前标记长伸肌腱和足背动脉体表定位。2.麻醉生效后,患者平卧位,常规碘伏消毒手术区皮肤,铺无菌手术巾。3.取左足第一、二跖骨间背侧纵行切口,以跖跗关节为中点,长约7cm,切开皮肤、皮下、深筋膜,注意保护足背血管及腓深神经和长伸肌腱鞘,充分显露第一、二跖楔关节,见第一、二跖跗关节囊破裂,第一、二跖骨基底向外侧明显移位、跖楔关节失稳。
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