If the conventional screw would be applied after the LHS, the screw – bone interface would be overloaded and the screw would be worthless.
若普通螺钉后使用，螺钉-骨界面载荷将过大、螺钉亦无效。
Objective. Define the T1 and T2 anatomic lamina size and evaluate the bone-screw interface strength of various pedicle screw options and intralamina techniques.
确认胸1、2椎板的解剖尺寸，评估椎弓根螺钉和椎板固定螺钉的骨螺钉界面的生物强度。
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