前牙断牙再接李蕴兰罗泊邓振华上前牙处于颜面部突出部位，易于损伤，在美学中很重要。上前牙急性外伤中常见的牙折，根据其折断的部位，可分为冠折、颈折和根折等。冠２／３折和颈折的牙齿通常采用烤瓷或预成冠等非自体牙修复，笔者采用外伤脱离的牙冠原位修复，收到良好... Anterior teeth broken teeth and then connected Li Yunlan Luo Bo Deng Zhenhua front teeth in facial prominent parts, easy to damage, is very important in aesthetics. Anterior teeth common acute tooth injury, according to its broken parts, can be divided into coronary, cervical and root fracture and so on. Crown 2/3 fold and neck fracture of the teeth are usually used porcelain or preformed crowns and other non-self-healing teeth, the author used to remove the crown from injury in situ repair, received a good ...