用面罩治疗拦截III类缺陷:一项回顾性队列研究
Jenny Angélica Saldarriaga-Valencia1, Adriana Santamaria2, Emery Álvarez-Varela3
1Department of Morphology, Genetics, Orthodontics and Pediatric Dentistry, São Paulo State University (Unesp), Araraquara School of Dentistry, Araraquara, São Paulo, Brazil. Pediatric Dentistry, CES University, Medellín, Colombia.
Journal of clinical and experimental dentistry
|July 7, 2025
概括
快速 palatal 扩张 (RPE) 与面罩治疗成功地纠正了 62.2% 的儿童通过推进大巴,成功地纠正了 III 类缺陷. 早期干预是骨III类缺陷的最佳结果的关键.
科学领域:
- 矯正牙醫和牙臉整形醫學
- 儿科牙科 儿科牙科
- 面生物学 面生物学
背景情况:
- 由于尾回退或下前性,III类缺陷会带来重大的正义牙科挑战.
- 早期干预策略,如面罩疗法,旨在以可变的成功来纠正这些骨差异.
- 这项研究调查了快速 palatal 扩张 (RPE) 和面罩治疗在患有III类恶性闭塞的成长中的儿童的联合疗效.
研究的目的:
- 评估RPE和面罩疗法的有效性,以改善III类恶性闭塞儿童的上关关系.
- 确定与有利和不利治疗结果相关的因素.
- 为了确定对骨和牙参数的影响.
主要方法:
- 一项回顾性队列研究分析了37名患者 (平均年龄为7.5岁) 接受RPE和Petit面罩治疗的头脑计放射图.
- 在治疗开始 (T0) 和结束 (T1) 时进行了测量.
- 患者被分为有利的 (ANB角增加) 和不利的 (ANB不变/减少) 结果组进行统计比较.
主要成果:
- 62.2%的患者取得了良好的结果,显示出显著的ANB角度改善 (1.85°),上部的推进 (SNA,A-Nperp) 和底的适应.
- 37.8%的人经历了不利的结果,其中最大关关系恶化 (ANB下降1.0°).
- 关键的区分因素包括初始ANB角度,底角度 (NSAr),上位置和下前 (Pog-Nperp).
结论:
- 结合RPE和面罩疗法在大多数病例中 (62.2%) 通过上部的提升和骨底部的修改有效地纠正了III类骨缺陷.
- 不利的结果与III类骨模式的更大初始严重程度有关.
- 建议进行早期的青春期前干预,以最大限度地发挥这种骨科治疗方法的益处.
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