间盘突出可能是突然发生，或者经过几个星期或几个月逐渐形成的，经常影响到腰部的椎骨。
Disc Herniation may progress suddenly or gradually over weeks or months and it often affects the Lumbar Vertebrae.
此外，后路椎间融合模型还要通过在外科手术中很常用的单侧或双侧椎骨关节面切除来测试。
In addition, PLIF was also tested with either a unilateral or bilateral facetectomy to simulate commonly used surgical techniques.
腰椎骨关节炎是一种腰椎的退变性关节炎，它会引起疼痛、僵硬，以及椎间关节的炎症。
Lumbar osteoarthritis is a form of degenerative arthritis in the low back that causes pain, stiffness, and inflammation in the joints between vertebrae.
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