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. 2017 Aug;35(4):384–388. [Article in Chinese] doi: 10.7518/hxkq.2017.04.008

图 3. CBCT分析后应用显微超声技术辅助探查下颌第一磨牙近中根.

图 3

Fig 3 Illustration of micro-ultrasound technique application after CBCT evaluations in the mesial root of mandibular first molar

A:CBCT分析前未探查到MMC 显微镜 × 16;B:CBCT分析显示近中根三根管;C:完全预备后的MMC 显微镜 × 16。