Objective To investigate the role of artificial disc replacement (ADR) in restoring lumbar segment motion and intervertebral height (IH).
目的观察人工腰椎间盘置换对维持腰椎活动度和手术间隙高度的作用。
Degenerative spondylolisthesis is the result of longstanding intersegmental instability at the lumbar motion segment.
退行性椎体滑移是腰椎活动节段长时间节段间不稳定的结果。
OBJECTIVE: Three-dimensional finite element method was used to observe and analysis the stress conduction of artificial lumbar intervertebral disc in lumbar motion segment.
目的：通过三维有限元的方法观察分析人工腰椎间盘在腰椎运动节段中的应力传导作用。
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