我科自1984年以来,根据前牙冠折的不同类型,采用了钉再接、桩再接、根管内固定3种方法进行治疗,成功率达98％。它不仅符合现代的口腔美容,且经济、省时,并优于一切复合树脂及人造塑胶冠修复体。 1 术前准备 器械和用物:吸唾器、钢丝剪刀、切断技工钳、钢丝半成品或成品牙钉桩、浸泡断牙的器皿。药物:3％双氧水、0.9％盐水、75％洒精、2％碘酊、5％磷酸、玻璃离子及口腔科常用药品。 Our department since 1984, according to the different types of anterior crown fracture, the use of reconnection, the pile and then, root canal fixation three methods of treatment, the success rate of 98%. It is not only in line with modern oral beauty, and economic, time-saving, and better than all composite resin and artificial plastic crown prosthesis. 1 preoperative preparation of equipment and supplies: saliva saliva, wire scissors, cutting mechanic pliers, wire semi-finished or finished tooth nail piles, soaking decadent utensils. Drugs: 3% hydrogen peroxide, 0.9% saline, 75% sperm, 2% iodine, 5% phosphoric acid, glass ions and dental commonly used drugs.