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桩冠是利用金属桩插入根管内固位的人造冠。其优点是,形态和牙色均比较谐调美观,固位好,是治疗前牙四环素牙、氟班牙、牙列不齐、牙冠缺损等的理想方法。以往制作桩冠的牙必须经过完善的根管治疗,并观察1—2周无临床症状时,才能开始桩冠的制作。我们对68例前牙牙髓有活力,根尖无病变的牙,一次性根管治疗及桩冠制作,收到满意的疗效,现报告如下: 1 临床资料 1、1 一般资料:前牙扭转,拥挤不齐要求美容的35例,前牙四环素牙要求美容的12例,前牙缺损较大要求修复的21例。
Post crown is the use of metal posts inserted into the root canal fixation artificial crown. The advantage is that the morphology and tooth color are more harmonious and beautiful, good retention, is the treatment of anterior tetracycline tooth, fluoride Spain, missing dentition, the ideal method of dental crown defects. In the past, the crown of the crown must be treated with a sound root canal and observe the 1-2 weeks of no clinical symptoms in order to start the production of pile crown. We have 68 cases of anterior pulp dynamic pulp, root tip disease-free teeth, a one-time root canal treatment and post crown production, received satisfactory results, are as follows: 1 Clinical data 1,1 General information: anterior torsion, Accidental requests for cosmetic 35 cases, anterior teeth tetracycline teeth request beauty 12 cases, the anterior defect requires repair 21 cases.