coring crown meaning in English
金刚石取心钻头
岩心钻头
Examples
- Thirty - eight cages core crown rehabilitation of residual posterior crown and root
后牙残冠残根的核冠修复38例48颗 - Relationship between elastic modulus of materials in post - core crown restoration and internal stress of residual dentine
桩核冠修复体中材料弹性模量与剩余牙本质内应力的关系 - Objective probe into method and clinical significance of casting cavity - retention form post - core crown in restoring residual crown and root of the short molar
摘要目的：探讨短磨牙残根残冠洞固位形铸桩核冠修复的方法和临床意义。 - Methods one hundred and twenty residual crowns and roots of short molars were restored with casting cavity - retention form post - core crown and followed up for 2 ~ 5 years to observe the clinical effect
方法：对120颗短磨牙残根残冠应用洞固位形铸造桩核冠修复，对其临床效果随访2 ~ 5年。 - Conclusion casting post - core crown with cavity retention form is a convenient technique which can restore the residual crown and root of the short molars effectively and optimize the retention form as well
结论：洞固位形铸造桩核冠修复短磨牙残根残冠既方便，简洁，又解决修复体固位困难问题。