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恒磨牙的好坏与人体健康有重大关系,过去,国内外口腔工作者对已感染甚至坏疽的牙髓及根尖组织已有病变的磨牙进行根管治疗,曾作过多种研究和改进。但由于磨牙的根管细窄、弯曲、形状复什、器械不能直达,操作有很大困难,常使治疗失败,结果往往牺牲了患牙,针对这种情况,本人自1978年5月起对恒磨牙牙髓坏疽和尖周病,采用了保守治疗中的变异干髓术,共治疗114例,对其中的50例进行了复查,现将详
There is a great relationship between the molars and human health. In the past, oral workers both at home and abroad conducted many kinds of research and improvement on root canal treatment of the diseased molars which have been infected or even gangrene. However, due to the narrow canals of the root canal, bending, the shape of the complex, the equipment can not be direct, the operation has great difficulties, often make the treatment fails, the results often sacrifice the teeth, in view of this situation, I since May 1978 on Permanent tooth pulp gangrene and periapical disease, the use of conservative treatment of variant stemmedicine, a total of 114 cases of treatment, of which 50 cases were reviewed, now details