患者,男性,9岁,主诉:前牙反<img src='https://img2.soutiyun.com/shangxueba/ask/17481001-17484000/17481417/2015113016392445387.jpg' />。检查:替牙<img src='https://img2.soutiyun.com/shangxueba/ask/17481001-17484000/17481417/2015113016392445387.jpg' />,恒切牙及恒磨牙已萌出,磨牙关系中性偏近中,上前牙舌向拥挤错位,上牙弓拥挤度4mm,反覆<img src='https://img2.soutiyun.com/shangxueba/ask/17481001-17484000/17481417/2015113016392445387.jpg' />深,反覆盖1mm,面型稍凹。以下哪一种治疗方法较合理().

A. 上颌<img src='https://img2.soutiyun.com/shangxueba/ask/17481001-17484000/17481417/2015113016392445387.jpg' />垫舌簧矫治器 B. 上颌前方牵引 C. 2×4矫治 D. 下颌联冠斜面导板 E. 功能矫治器

时间:2024-02-29 15:44:20

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