In group c, forming composite resin core onto the post.
2
玻璃纤维预成桩的树脂核碎裂例数明显少于钛预成桩(P<0.05)。
The number of cope fracture in Parapost Fiber White group was significantly fewer than that in Parapost group(P<0.05).
3
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.