振动和快速减速对SemontPLUS机动效率的影响:一个体外研究
Miranda Morrison1, Aurelia Bucciarelli2, Athanasia Korda1
1Department of Otorhinolaryngology, Head and Neck Surgery, Inselspital, University Hospital Bern and University of Bern, Bern, Switzerland.
概括
在SemontPLUS机动中添加振动或快速减速,在体外模型中改善了内耳通道质病的重新定位成功率. 需要进一步的临床试验来证实这些发现在患者身上.
科学领域:
- 耳科和神经病学.
- 内耳流体动力学 内耳流体动力学
- 静脉系统疾病 静脉系统疾病
背景情况:
- 良性发性位置性 (BPPV) 是导致头的常见原因.
- 赛蒙特PLUS机动用于重新定位内耳中的耳石颗粒.
- 提高BPPV重定位操作的有效性在临床上很重要.
研究的目的:
- 为了研究将"快速减速"和"振动"添加到SemontPLUS机动的影响.
- 分析后半圆通道在体外模型中对石粒子动态的影响.
- 为了确定对canalolithiasis重定位的成功率的影响.
主要方法:
- 使用后半圆通道的升级 (5×) 试管模型.
- 在SemontPLUS机动过程中分析了代用耳石颗粒 (单个和聚集) 的轨迹.
- 使用重新定位椅 (TRV) 进行粒子角移和重新定位成功率的比较,并没有添加"振动"或"快速减速".
主要成果:
- "振动"增加了单个粒子 (119.9°至125.9°) 和团块 (106.7°至122.8°) 的角度移位.
- "快速减速"也增加了角度移位 (单体:119.9°至123.4°;群体:106.7°至111.7°).
- 在体外模型中",振动"的成功率提高到60%,在"快速减速"的成功率提高到73%.
结论:
- 在体外模型中,添加"快速减速"或"振动"可以增强耳石颗粒的移位和重新定位的成功.
- 观察到的对角位移的影响大小很小.
- 临床试验是必要的,以验证这些增强的动作对患者的有效性SemontPLUS.
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