目的研究硅橡胶一次印模法制作桩核的临床应用效果。方法将237个残根随机分为试验组和对照组。试验组125颗残根，通过根管内导入硅橡......

目的探讨前牙残根热牙胶根管充填后即刻桩道预备的临床效果。方法将96颗应用热牙胶根管充填的前牙残根随机分为试验组和对照组。试......

In recent years,with the rapid development of modern social economy,the urbanization process has continued to grow,and w......