To determine whether half-threaded screw holes in a new titanium locking plate design can substantially decrease the notch effects of the threads and increase the plate fatigue life.

中文翻译：

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半螺纹孔在不影响螺钉稳定性的情况下显着增加了锁定板的疲劳寿命。

确定新型钛锁定板设计中的半螺纹螺钉孔是否可以显着降低螺纹的缺口效应并增加板的疲劳寿命。