临床上常见口内仅存几个钱冠残根，传统做法一般多主张全部拔除后行全口义齿修复。但是有许多患者因健康原因不能拔或不愿拔，同时也有些患者缺牙区牙槽嵴吸收较多较平，在拔除残冠残根后修复往往因固位差而不能够正常使用。笔者近年来对上述病例采取保存治疗。前牙用简单桩冠 Commonly known in the clinic only a few money inside the crown, the traditional practice of advocating the general removal of all the more complete denture repair. However, many patients can not pull or do not want to pull because of health reasons, and some patients also lack more teeth area alveolar ridge absorption more flat after removal of crown residual root repair often due to poor retention and can not be used normally. In recent years, the author of these cases to save the treatment. Antegrade simple crown