The m. extensor hallucis brevis and m. extensor digitorum brevis and their blood vessels and nerves of 30 feet of Chinese cadavers are observed and measured under the operativemicroscope.
在肉眼和手术显微镜下,观测了30侧(足母)短伸肌、趾短伸肌以及它们的血管和神经。
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Methods: the total of 232 root canal in 159 teeth of 135 patients who need root canal retreatment of the permanent molar were treated by using dental operativemicroscope and ultrasonic technique.