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搜索结果: 1-10 共查到口腔正畸学 Bolton相关记录10条 . 查询时间(0.101 秒)
正畸治疗的目标就是要达到口颌系统功能的平衡,以及实现牙齿、颅、面型的美观和理想的咬合。 Bolton 于20 世纪提出前牙比和全牙比的概念,并被广泛采纳和接受,成为错畸形的诊断、设计和预测错畸形治疗的一个常规指标和重要方法。Bolton 指数还受很多因素的影响,但其决定因素还有待研究。
Bolton Standards and Technique in Orthodontic Practice.
A Study Of Pont's, Howes', Rees', Neff's And Bolton's Analyses On Class I Adult Dentitions.
The Bolton tooth-size analysis is widely taught and used in orthodontics. However, its reliability has not been documented. The purpose of this study was to evaluate the reliability of the analysi...
Orthodontic treatment comprises different phases with unique characteristics and challenges. The orthodontic “finishing” phase is recognized for the multitude of details necessary to achieve an exce...
Four methods of conducting overall and anterior Bolton tooth-size analyses were compared using 22 (11 pretreatment and 11 posttreatment) sets of models. No more than 3 mm of crowding existed in an...
The objective of this study was to investigate the frequency and association of Bolton tooth size discrepancies with dental discrepancies. Forty-eight skeletal Class I, 60 Class II, and 44 Class I...
The orthodontic “finishing” phase is recognized for the many details necessary to accomplish an excellent result. A high percentage of finishing-phase difficulties arise because of tooth size imba...
目的 探讨安氏分类、术前前牙比、全牙比及不同拔牙模式对前磨牙拔除后Bolton 指数的影响。方法 随机选择166 副安氏错 患者的模型,测量术前Bolton 指数的前牙比、全牙比及拔牙后的Bolton 指数值,以错 安氏分类、术前前牙比、全牙比及拔牙模式建立Logistic 回归模型,对拔牙后Bolton 指数不调的发生进行多因素分析。结果 当术前前牙比、全牙比较小时,前磨牙拔除后Bolton 指...
目的 了解安氏错 患者上下颌Bolton 不调量的大小及发生率。方法 选择439 例安氏错(牙+合)患者的模型,分别测量上下颌6 个前牙(左右恒尖牙之间) 及12 个恒牙(左右第一恒磨牙之间) 的牙冠近远中宽度总和,根据Bolton 指数正常值获取上颌Bolton 不调量并作统计学分析。结果 439 例安氏Ⅰ、Ⅱ、Ⅲ类错(牙+合)患者中,前牙或全牙Bolton 不调量绝对值大于或等于115 mm ...

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