箍效应受桩核材料弹性模量的影响。
The ferrule effect is influenced by elastic modulus of post and core materials.
目的：评价上颌磨牙组合式铸造桩核的临床效果。
PURPOSE: To investigate the clinical results of compound cast post-core in maxillary molars.
临床试戴，检查桩核的就位性、密合性、固位性。
Try for clinic and examine the suitablity, compression and stability of post-core.
目的利用加强纤维复合树脂桩核修复牙体严重缺损。
Objective To restore serious dental defects using reinforced fiber composite resin dowel cores.
目的对比不同长度和直径的桩核受力后应力分布情况。
Objective To compare the stress distribution of post cores with different length and diameter after loading.
结论：分体桩核冠能较好地修复老年人磨牙残根残冠。
Conlusion: the restoration of molars residual root and crown of the aged can be improved by means of split dowel crown.
本文就近年来有关纤维树脂桩核固位的研究作一综述。
This article reviews studies published recently about the retention of fiber post and resin core system.
方法先用螺纹钉和银汞合金形成桩核，再行烤瓷牙修复。
Methods used to screw and form a silver amalgam core, re-porcelain dental restoration.
方法分析36例全瓷桩核修复前牙残冠、残根的临床效果。
Methods analysis the clinic effect of procelain post core on36patients with residual root or residual crown.
目的：探讨铸造桩核在残根残冠修复中的临床应用效果。
Objective: To study and analysis the clinical effects of the application of cast-post-core to denture prostheses.
结果：建立了上颌第一磨牙残根桩核冠的三维有限元模型。
Result: the three-dimensional models of the first maxillary molar residual root restored with post-core crown were generated.
目的：比较后牙成品螺纹桩核与铸造桩核的临床应用比较。
Objective: Comparing of clinic using of prefabricated screw and cast metal post-and-core of posterior tooth.
目的说明传统的铸造金属桩核仍是修复残根残冠的重要方法。
Objective To note that the traditional pile of metal casting is still the important methods for root and crown restoration.
目的采用不平行就位道桩核烤瓷冠修复磨牙残根残冠多根管。
Objective To repair the residual roots and crowns of the molars with multi-canals using unparalleled posts and cores and ceramic crowns.
目的：观察铸造桩核烤瓷冠在前牙残根残冠修复中的应用效果。
Objective: to observe the effect of cast post_core porcelain fused to metal crown on the restoration of residual root and crown of anterior.
目的：观察分体栓道式铸造桩核在磨牙残冠残根修复中的作用。
Objective: to observe the effect of casting anatomy bolt post-core in restoration of residual crown and root of molars.
目的：探讨铸造金属桩核在后牙牙体大面积缺损修复中应用的临床疗效。
Objective: to investigate the effect of cast post and core on the restoration of premolars and molars of extensive loss.
目的：观察直接法与间接法制作分瓣桩核冠修复严重缺损磨牙的临床效果。
Objective: to observe the clinical effects of extensively damaged molars restored by direct or indirect cast posts and cores.
方法利用铸造法制做不平行就位道桩核，完成对磨牙残根残冠的保存修复。
Methods Unparalleled insertion of the posts and cores was adopted in the casting of the ceramic crown to repair the residual roots and crowns of the molars.
目的：观察琼脂类和藻酸盐类印模材联合印模法在桩核烤瓷冠中的应用效果。
Objective: To observe the clinical result of the method of combined impression used in post and core PFM crowns.
结果两种桩核冠修复成功率无显著性差异，失败率仅桩核折断有显著性差异。
Results: the success ratio of the reparation of two kinds of pile nuclear crown have not significant difference, but the miss ratio of the break of pile nuclear has obviously difference.
目的分析上颌第一双尖牙纵折粘结冠及桩核冠修复后牙体各部位的应力改变。
Objective to evaluate the change of the stress distribution of different treatment and compare with normal tooth.
方法：通过5年的使用观察，比较成品螺纹桩核与铸造桩核固位力和核的强度。
Methods: Comparing of strength and retention of prefabricated screw and cast metal post-and-core of posterior tooth after 5 years using.
前牙残根残冠经过完善的根管治疗后，利用桩核冠修复在目前是主要的修复方法。
After perfect root canal therapy to the residual root and crown of the front tooth, it is the main repair method to utilize a post and core crown at present.
比较纤维桩核系统和金属铸造桩核系统修复后牙体组织的抗折裂强度和折裂模式。
Objective To compare the fracture resistance and fracture modes of teeth restored with four diferent post-and-core systems.
纤维桩组与铸造金属桩组桩核折断各1例，差异无统计学意义（P>0.05）；
There was no statistical significance (P> 0.05) of the fracture rate of post-core between fiber posts(1) and cast metal posts(1).
结论：直接法与间接法制作分瓣桩核冠修复严重缺损磨牙均可取得良好的临床效果。
Conclusion: the restoration of extensively damaged molars with either direct or indirect cast dowel cores can both achieve good clinical results.
而铸造金属桩核组发生根折4颗、铸造金属桩核脱落3颗，出现牙龈色素沉着8颗。
In cast metal post and core group 4 teeth were found root fracture, 3 cast metal post and core were loose and 8 teeth were with gingival grey line.
目的：探讨采用DMG枪式硅橡胶印模材料制取桩核根管印模的应用及护理配合体会。
Objective: To study the effect of DMG polysiloxane impression material in the restoration of the post and core crown.
目的：探讨采用DMG枪式硅橡胶印模材料制取桩核根管印模的应用及护理配合体会。
Objective: To study the effect of DMG polysiloxane impression material in the restoration of the post and core crown.
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