根管治疗一次法以其简便有效被临床医生和患者逐渐运用,根管充填是根管治疗成功与否的关键因素,作为理想的根管充填材料应具备的条件是良好的组织相容性及严密封闭根尖孔的能力。本研究力图探寻根管治疗一次法和理想的根管充填材料的更好结合,将碧兰糊剂与常规根管糊剂在根管治 Root canal therapy with its simple and effective method is gradually being used by clinicians and patients, root canal filling is the key factor for the success of root canal therapy, as an ideal root canal filling materials should have the conditions of good histocompatibility and The ability to tightly close the apical foramen. This study tries to explore the root canal therapy and ideal root canal filling material a better combination of the Bileng paste and conventional root canal paste in the root canal governance