脏接入角度和神经镜检索运动的速度对效应的影响
Willian E Ito1, Dillon J Prokop2, Bristol B Whiles1
1Department of Urology, The University of Kansas Health System, Kansas City, KS.
Urology
|November 11, 2023
概括
较低的脏接入角度和较慢的镜速度改善了迷你透皮瘤切除术 (迷你PCNL) 中的效应 (VE). 这项实验室研究发现,最优的 VE 在 0° 接入处实现,提高了石头提取效率.
科学领域:
- 泌尿器科 泌尿器科 泌尿器科 泌尿器科
- 医疗器械 医疗器械
- 脊髓石切除术 (nephrolithotomy) 是一个切除术.
背景情况:
- 效应 (VE) 对于在迷你透皮瘤切除术 (迷你PCNL) 中去除石块至关重要.
- 了解VE的物理动态,特别是访问角度和检索速度的影响,对于优化手术结果至关重要.
研究的目的:
- 分析不同门角度 (AAs) 和镜检索速度如何影响迷你PCNL期间效应 (VE) 的有效性.
- 为了阐明在模拟的外科环境中管理VE性能的不太了解的物理组件.
主要方法:
- 使用一个模拟15/16 F迷你PCNL集的PexiglasTM模型.
- 使用只有VE在0°,45°和90°的脏接入角度获取石幻体.
- 使用加速度计记录了神经镜的速度,并测量了检索时间.
主要成果:
- 在0° (28.1s) 的时间,石头的完全取回速度明显快于45° (116.5s) 和90° (101.4s) (P<.01) 的时间.
- 在0° (P<.01) 观察到较高的神经镜速度,但增加速度对VE有效性产生了负面影响 (OR 0.547,P<.01).
- 0°的接入角度表明,实现有效的VE的机会明显更高.
结论:
- 增加脏接入角度或镜提取速度会降低VE的有效性.
- 这些因素在实验室环境中显著增加了手术时间.
- 在较高的角下,VE的效率较低,这凸显了优化AA和速度对于高效的石头清除的重要性.
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