无肩桩钉 crown post without shoulder
锥形桩钉 tapered post
成品桩钉加复合树脂核 composite resin post and core
游丝外桩螺钉 hairspringstudscrew
电枢衔铁铰钉拉桩固定 anchor
钉在尖桩上 Impale
加钉桩冠 howe crown
锚管桩复合土钉支护 channel-steel-piles composite soil nailing
探索复合材料桩钉的成型方法。
To explore the proper method of producing composite resin post and core.
目的：探讨拆除不良修复体桩钉方法。
Objective: To observe the methods of removing the bad prosthesis post pin.
结果残冠组不同桩钉修复体的远期疗效差异无显著性（P <0 .0 5 ） ；
Results The long term effectiveness of various treatments in residue crown group has no statistically significant difference(P>0.05);
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