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预防牙髓治疗后发生牙折的洞形实验研究杨宗范①吕彤观①陈再和①费肖卿②长沙市国防科技大学（４１００７３）①医院②材料及化学系因牙髓治疗而发生牙折临床常可遇到。王志国报道了一种预防牙髓病治疗折裂洞形（简称新洞形）［１］。我们通过对３０个完整、新鲜的离体下...
Prevention of dental pulp after dental fractures occurred in the experimental Yang Zongfan ① Lv Tong view ① Chen and re-Fei Xi ① Changsha National University of Defense Technology (410073) ① hospital ② Department of Materials and Chemistry due to endodontic treatment of dental fractures occur often Can be encountered. Wang Zhiguo reported on the prevention of endodontic treatment of fractured hole (referred to as the new hole) [1]. We passed on the 30 complete, fresh ex vivo ...