2种方法修复上颌前牙残根残冠的临床效果  

Clinical Effect of Two Methods in Restoration of Residual Root and Crown of Maxillary Anterior Tooth

作　　者：谢小飞[1] 王德顺[1] 高益林[1] 

机构地区：[1]安徽省蚌埠医学院第一附属医院口腔科,233004

出　　处：《实用全科医学》2007年第12期1044-1045,共2页Applied Journal Of General Practice

摘　　要：目的观察根管钉+树脂核与铸造桩核修复残根残冠的临床效果。方法残根残冠患者共61例69颗患牙,28例32颗患牙采用根管钉+树脂核;33例37颗患牙采用铸造桩核。金属烤瓷全冠(PFM)完成修复。定期随访观察临床效果。结果2年内根管钉+树脂核组1例桩折。铸造桩核组2例根折,其余患牙修复良好。结论根管钉使用方便,适用于有部分残留牙体组织的残冠;铸造桩核有足够的固位力,适用于残留牙体组织较少的残冠及残根。Objective To observe the clinical effect of restoration of residual crown and root with root canal pin plus resin cores and cast cores. Methods 61 cases with 69 residual root or crown were selected. 28 cases 32 teeth were restored with root canal pin plus resin cores, and 32 cases 37 teeth were restored with cast cores. All the teeth were restored with porcelain fused to metal （ PFM ） crown finally. All patients were revisited after treatment. Results The follow - up showed that one case was with post fracture ,2 cases were with root fracture in the group which restored with cast cores. All the other cases were well in function. Conclusions Root canal pin is easy to use for residual crown which has partial dental tissue. Cast core has adequate retention for residual crown which has little dental tissue.

关 键 词：根管钉 铸造桩核 残根 残冠 

分 类 号：R782.1[医药卫生—口腔医学]