目的：对于上前牙外伤后行牙冠延长术的患者，探讨其术后美容性修复方法的选择及其效果。
Objective Discussing the selection and effect after cosmetic prosthesis for the patients who perform crown lengthening after superior anterior tooth injury.
方法：对27例行牙冠延长术的患者进行常规的前牙美容修复，其中16例采用单纯桩冠修复，11例采用综合法进行美容修复。
Methods Among 27 cases who perform cosmetic prosthesis for anterior tooth after crown lengthening, there are 16 cases with post crown, 11 cases with comprehensive prosthesis.
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