在尿道透镜脉冲图力时,脏和尿道温度的变化:YAG激光石:一种体外分析分析
Felipe Urrea1, José M Villena1, Matias Larrañaga2
1Urology Resident, Faculty of Medicine, Finis Terrae University, Santiago, Chile.
Central European journal of urology
|May 15, 2025
概括
这项研究调查了 YAG 激光光透症期间的温度变化. 更高的流速和特定的能量设置可以防止超过关键的43°C值,最大限度地降低热损伤风险.
科学领域:
- 泌尿器科 泌尿器科 泌尿器科 泌尿器科
- 激光手术 激光手术是一种激光手术.
- 生物医学工程 生物医学工程
背景情况:
- 脉冲固态 YAG 激光石化术提供了高的无石头率.
- 关于激光器在激活过程中的温度影响,关于该激光器安全性的数据有限.
- 了解温度变化对于防止热组织损伤至关重要.
研究的目的:
- 使用脉冲固态YAG激光器在体内激光光时的温度变化进行表征.
- 评估不同激光能量设置和灌流量对组织温度的影响.
- 为了确定可能导致热损伤的条件.
主要方法:
- 一个体外实验研究,使用高可靠性尿道-脏模拟模型.
- 在激光激活后,15秒,20秒和30秒记录温度测量.
- 测试流量为10毫升/分钟和20毫升/分钟,最高允许温度为43°C.
主要成果:
- 在脏模型中,温度增加与应用的能量相关. 在10毫升/分钟,更高的能量设置超过43°C的20-30秒.
- 在模型中,20毫升/分钟的流量率可以防止温度超过43°C,并将温度降低1.96°C.
- 在尿路模型中,在任何测试条件下,温度都没有达到43°C.
结论:
- 在 YAG 激光石术期间的温度变化取决于能量设置和灌流量.
- 20毫升/分钟的流速有效地减轻了脏和尿路模型中的过度升温.
- 这些发现对于在激光石术过程中预防潜在的脏和尿路热损伤至关重要.
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