Methods Spiral CT scanning, image processing and CAD technology and FEM software were employed in the study to construct the three-dimensional finite element model of maxilla with a palatal implant.

• 方法采用螺旋CT断层扫描、计算机图像处理、计算机辅助设计和有限元软件处理,建立含腭部种植体的上颌骨三维有限元模型。