Expansion results were also evaluated with model analysis, digital cephalometric analysis and 3d CT.
应用模型分析，数字化头影测量，三维ct评价腭扩展效果。
Results: Cephalometric analysis revealed that the premaxilla was moved forward and downward and the length of palatal plane increased.
头影测量分析显示上颌前部得到有效向前、向下移动；腭平面延长。
The result of cephalometric analysis indicated no obvious inherited tendency in the proband in terms of facial osseo type and jaw bone pattern.
头影测量分析结果提示先证者在骨面型及颌骨形态等方面无明显遗传倾向。
Objeclive:To establish a two dimensional finite element analysis model for hard tissue morphology on lateral cephalometric X ray film.
目的：建立X线头颅侧位定位片硬组织形态二维有限元分析模型。
Objeclive:To establish a two dimensional finite element analysis model for hard tissue morphology on lateral cephalometric X ray film.
目的：建立X线头颅侧位定位片硬组织形态二维有限元分析模型。
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