| 摘要 |
Disclosed is a root canal filler, which is powdery and is composed of mineral trioxide aggregate including a CaO—SiO2—Al2O3 compound, with a residual CaO content of 0.7 wt % or less. This root canal filler is suitable for use in orthograde canal filling, prevents root fracture from occurring, is of very low impurity so as to exclude components hazardous to the human body, and has the property of being easy to introduce. A method of manufacturing the root canal filler is also provided.
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