| 摘要 |
PROBLEM TO BE SOLVED: To obtain a dental root canal filler usable together with an electric root canal length measuring assembly without decreasing treatability, capable of surely carrying out a root canal filling at a low cost. SOLUTION: This dental root canal filler comprises gutta-percha, a wax and a filler and has a surface coated with an electroconductive material. This dental root canal filler comprises gutta-percha, a wax and a filler and is formulated with electroconductive powder.
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