在全身麻醉下气管和气管管之间的位置关系:一个单中心的观察和模拟研究
Kunihiro Mitsuzawa1,2, Tsukasa Kumagai3, Haruo Uchida3
1Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine, 3-1-1, Asahi, Matsumoto City, Nagano, 390-8621, Japan. mitsukuni@shinshu-u.ac.jp.
BMC anesthesiology
|November 25, 2023
概括
气管管道输管在患有气管道分流器的患者中,存在不完整袖口密封的风险,特别是较小的管子尺寸. 仔细选择气管大小和类型至关重要,以最大限度地降低正压通风期间的风险.
科学领域:
- 麻醉学 麻醉学
- 肺部病理学 肺部病理学
- 医疗设备工程 医疗设备工程
背景情况:
- 正压通风可以引起巴罗,原因是气管通管的不完全密封由内管袖口.
- 在输管过程中患有气管分管的患者中,不完全密封的风险尚未得到很好的定义.
研究的目的:
- 评估模拟气管管道输管过程中气管道分管不完全密封的风险.
- 评估气管特性和固定对密封效率和支气管输管风险的影响.
主要方法:
- 胸部CT数据的回顾性分析,以表征气管分离器.
- 使用三种类型的单光气管 (6.0-8.0 mm ID) 模拟气管输管.
- 评估管道和分泌管之间的位置关系,以及不完全密封和支气管输管的风险.
主要成果:
- 在5854名患者中,5.7%的患者有气管分流器.
- 长度≥70mm的管道显示不完全密封的风险为<5%.
- 管到导管长度≤95mm的管道显示有<5%的支气管输入风险.
- 没有一个测试管符合最佳密封和非支气管输管标准.
结论:
- 气管固定,声带指导重叠,带来不完整的分声管密封的风险.
- 风险取决于管道制造商和内径尺寸.
- 使用内部直径较小的管道增加了 incomplete 的风险 气管导管密封.
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