Abstract As to using the method of three dimensional finite element, this study has analyzed the stress distribution of the porcelain fused to metal crowns with three different labial margin configurations under the forces from diverse directions.

• 摘要作者采用三维有限元法，对唇侧颈缘三种形态设计的烤瓷冠，在承受不同方向力时，颈缘瓷体的应力变化进行分析。