目的：探讨自凝树脂与牙签结合制作铸造桩核熔模的临床应用效果。方法：28例患者，42颗根管治疗后的残根残冠，用自凝树脂与牙签结合制作铸造桩核熔模，观察其操作时间、就位情况、密合程度、以及固位效果等。结果：自凝树脂与牙签结合制作的铸造桩核熔模42颗全部成功。完成后的铸件顺利就位，与根管及根面贴合，形态大小长度符合要求，固位良好，在患者口内试戴时基本不需磨改。结论：采用自凝树脂与牙签结合制作桩核熔模，具有取材方便、价格低廉、操作简单、性能稳定、修改、调磨、不易变形等特点。%Objective:To discuse the self-curing resin combined with a toothpick making melt die cast post and core clinical application .Methods :Complete with the author's clinic 28 patients ,a total of 42 root canal treatment of residual crown and root ,with a combination of self-curing resin with a toothpick made cast post and core investment casting ,its operating time ,place ,situation ,close together ,and how retention effects in several are-as of research .Results :Combination of self-curing resin with a toothpick made cast post and core investment casting 42 was successful in all ,the successful completion of the casting in place ,and the root canal and root surface fitting , shape and size length to meet the requirements ,retention was good ,and Patients in the mouth when trying on the basic change without grinding .Conclusion:Using self-curing resin combined with a toothpick made post and core in-vestment casting ,found that it has drawn convenient ,low cost ,simple operation ,stable performance ,easy to modify , adjust grinding and so on .No need for casting conditions and transported to off-site casting of the molten mold de-formation .
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