(interstitial lamella) 填充于骨单位之间，为形状不规则的骨板，是旧的骨单位被吸收后的残留部分，它与骨单位之间有一条黏合线。黏合线由含较多骨盐的骨基质形成。
目的探讨腰椎后路棘突椎板作为骨源椎间植入加椎弓根钉系统固定在下腰椎椎间融合中的可行性和临床效果。
Objective To explore the feasibility and clinical effects of spinal processes and laminae as materials for interbody fusion and pedicle screw fixation in the lower lumbar spine.
方法26例患者采用椎板减压，滑脱椎体复位及椎间植骨融合术。
Methods 26 patients were treated with decompression, reduction of sliding vertebra and posterior intervertebral body fusion.
对骨折进行骨板固定后，骨折端的活动度取决于外部负荷的大小、固定系统的刚度以及骨折间桥接组织的刚度。
After the broken bones are fixed, its activity is determined by the load, the construction stiffness of fixation system and bridging tissue.
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