1) root perforation
根管穿孔
1.
The purpose of this study was to evaluate the success rate of root perforation repair using MTA.
根管穿孔是根管治疗最不期望出现的并发症,会导致根管的完整性受破坏,相邻牙周组织的破坏,根管穿孔的修补成为保存患牙的重要的治疗方法。
2) Perforative base
根部穿孔
3) root canal perforation
根管侧穿
1.
Result These difficult root canals caused by broken instruments, luting cement and resinifying agent in canals, root canal calcification and root canal perforation were managed with the success rate of 82.
方法总结2007年4月至2008年3月于滨州医学院附属烟台口腔医院特需门诊就诊并接受显微超声联合根管治疗的疑难病例177例资料,共210个根管,包括折断器械、根管内水门汀样充填物和根管内塑化物、根管钙化、根管侧穿。
2.
Methods Through analyzing digital periapical films with bisecting angle technique, this paper explored the relationship between intracanal position of separated instruments and the success rate of removing separated instruments or the incidence of root canal perforation.
目的探讨数字根尖片在术前评估根管内折断器械取出难度和根管侧穿发生中的应用价值。
4) root furcal perforation
根分叉穿孔
1.
Objective To make a comparative study on repairing root furcal perforation with several materials.
方法 本文采用 3种材料修补根分叉穿孔 ,用 2 %亚甲基蓝染液作渗漏程度测试 ,使用实体显微镜和扫描电子显微镜对材料与牙体的密合程度进行观察。
5) pipeline partial corrosion
管线穿孔
6) tube perforation
炉管穿孔
补充资料：成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条