髋关节是一个“球窝式”关节。在正常髋关节中,大腿骨(股骨)上端的球部牢固地嵌入大骨盆骨的髋臼窝(髋臼)中。
髋关节脱位并不常见,通常由于大力撞击所导致。在强力作用下,大腿骨从髋关节的正常位置脱离,被称为创伤性髋关节脱位。如果大腿骨未完全从髋臼窝中脱离,则被称为髋关节半脱位或部分脱位。
另一种髋关节脱位又被称为先天性髋关节脱位或髋关节发育不良,是儿童先天性髋关节不稳定的发育性疾病。
注意:创伤性髋关节脱位属于医疗紧急情况。请勿试图移动受伤人员。请立即寻求医疗救助。
髋关节脱位可在 2 个方向出现:
髋关节脱位可导致:
也可能出现以下其他相关症状:
髋关节脱位可能由巨大冲击力引起,例如因车祸或从高处坠落导致大腿骨头受到撞击而从髋臼窝脱离。这也被称为创伤性髋关节脱位。
如果您符合以下情况,罹患髋关节脱位的风险将增加:
髋关节脱位可能会产生长期后果,特别是在骨骼也发生骨折时:
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