口腔体积和上呼吸道变化之间的相关性,骨III类患者接受双直视手术:一个试点圆束计算机断层扫描研究
The Angle orthodontist
|September 4, 2024
概括
对于骨III类缺陷的双轴直立手术,上呼吸道和口腔体积减少. 口腔体积的减少显著影响上呼吸道的变化后,这个程序.
科学领域:
- 牙科 牙科是指牙科的专业.
- 矯正牙科 矯正牙科是一種矯正牙科.
- 面外科手术 面外科手术
背景情况:
- 骨III类缺陷在面部美学和功能方面提出了挑战.
- 双形骨关节手术是严重的III类骨缺陷的常见治疗方法.
- 了解手术对呼吸道尺寸的影响对于患者的治疗结果至关重要.
研究的目的:
- 为了量化上呼吸道和口腔体积的变化后bimaxillary orthognathic手术在III类恶性闭塞患者.
- 为了研究上呼吸道尺寸缩小和部运动或手术后口腔体积变化之间的相关性.
主要方法:
- 分析了30名患有III级骨缺陷的患者,他们接受了双手术.
- 术前和术后6个月的形光束计算机断层扫描 (CBCT) 用于3D重建.
- 测量包括上呼吸道和口腔体积,角面积和最小横截面积.
主要成果:
- 双轴手术显著减少了上呼吸道体积,角面积和最小横截面积.
- 口腔体积总体下降,大腔体积增加,下腔体积减少.
- 上呼吸道的缩小与下后部运动的相关性很弱,但与口腔总体体积的缩小有很强的相关性.
结论:
- 在III类恶性闭塞中,双轴性整形手术导致上呼吸道和口腔体积的显著减少.
- 口腔体积的减少,特别是下,是影响上呼吸道外科手术后变化的关键因素.
- 这些发现凸显了在规划对III类缺陷的整形手术时考虑软组织变化的重要性.
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