在相应的生理压力下,将新型胸罩设计与商用胸罩的设计进行比较
Nathan Wells1, Johnathon M Aho2
1Department of Biomedical Engineering, Wichita State University, Wichita, KS.
概括
具有更宽,更多通道的新型胸部密封件显示了改善的液体排水,与商业选择相比. 这些进展对于治疗与战斗有关的胸部受伤和预防死亡至关重要.
科学领域:
- 创伤护理 创伤护理
- 医疗设备工程 医疗设备工程
- 伤口管理 伤口管理
背景情况:
- 紧张性肺胸是战区可预防死亡的主要原因.
- 有效的胸部密封对于管理开放的血肺胸部和促进液体排水至关重要.
- 这项研究评估了模拟战斗伤口场景中的胸部密封性能.
研究的目的:
- 为了比较新型层状胸罩设计的流体排水能力与现有的商业选择.
- 评估层状通道宽度和数量的对胸部密封性能的影响.
- 确定最佳设计参数,以提高胸部密封的有效性.
主要方法:
- 使用模拟胸部伤口模型 (带有孔的闭细胞泡) 测试了八种新型和六种商业胸部密封.
- 应用了10,30和100cmH2O的流体压力来评估平均流量和通道和度.
- 分析了层状通道宽度和数量对流量和和度的影响.
主要成果:
- 具有高流速的新型胸部密封件在所有测试压力中表现相当于性能最高的商业密封件.
- 在新型和商业胸部密封设计之间,液体和水平相似.
- 增加的层状通道宽度和数量与更高的流速和降低的流体和度正相关.
结论:
- 层状透气胸部密封件具有更广泛和更多的通道,表现出优越的液体排水和降低和.
- 一些新的胸部密封设计达到与当前商业标准相当的性能水平.
- 这些发现支持开发改进的胸部密封件,用于战斗伤亡人员护理.
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