Background:Degenerative disc disease(DDD) is one of the most common diseases in spinal surgery field,it is the main reason for the backache and disability of the adult,which have caused enormous economic loss and social burden.
研究背景腰椎间盘退行性疾病(Degenerative disc disease,DDD)是脊柱外科最常见的疾病之一,是成年人腰痛和伤残的主要原因。
参考来源 - 棘突间稳定装置Coflex~(TM)的生物力学和临床应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N-VAR Backache is a dull pain in your back. 背痛
Large cysts can cause backaches and a dragging sensation.
体积较大的囊肿可引起背痛及牵扯感。
Do you have physical symptoms of headaches, backaches, or a nervous stomach?
你的身体是不是出现了生病的症状，头疼，腰疼，或神经性胃炎？
You also might experience backaches, cramps, swollen legs and ankles, and varicose veins.
你可能会体验背痛、抽筋、脚和脚踝肿胀或者静脉曲张。
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