Objective To study the effects of expansion fashion and expansion quantity on retention of cement_expanded composition screw post (CECSP).
目的研究膨胀方式和膨胀量对粘固膨胀复合型螺纹桩固位力的影响。
Objective To compare the post-operative results between the patient group which used absorbable interference screw and metal interference screw during ACL reconstruction surgery.
目的膝关节镜下采用可吸收界面螺钉与金属界面螺钉重建膝关节前交叉韧带术后结果比较。
X-ray and CT scan were performed at operated levels post-operatively to evaluate the accuracy of the pedicle screw insertion.
术后行植入螺钉节段的X线平片及CT扫描以确定螺钉植入情况。
Objective: Comparing of clinic using of prefabricated screw and cast metal post-and-core of posterior tooth.
目的：比较后牙成品螺纹桩核与铸造桩核的临床应用比较。
The binder and binding post range in complexity from simple cover and screw to heavy-weight covers with posts riveted permanently into the cover .
从简单的封面和螺丝钉到重量级的封面，而螺丝柱则是永久性，用柳钉钉入封面内。参阅活页装。
Conclusion The cast post core and crown, and glass fiber post and resin core and crown treatment is better than refined screw pile and silver amalgam or resin core nucleus.
结论铸造桩核全冠和玻璃纤维桩树脂核全冠治疗效果优于成品螺纹钉桩加银汞合金核或树脂核全冠。
Main products: copper screw, rivet, hexagon copper post, push pull connector and communication connector etc.
主要产品：铜钉、铆钉、六角铜柱、接插件、通讯连接器等精密五金零件。
AimTo evaluate the clinical effect of the restoration using prefabricated screw post, light-cured composite resin core and porcelain-fused-to-metal crown for residue crown and residue root.
目的总结螺纹根管钉、光固化树脂核、金属烤瓷全冠修复残根残冠的临床经验。
AimTo evaluate the clinical effect of the restoration using prefabricated screw post, light-cured composite resin core and porcelain-fused-to-metal crown for residue crown and residue root.
目的总结螺纹根管钉、光固化树脂核、金属烤瓷全冠修复残根残冠的临床经验。
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