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一、概述当前,我国矿山救护队使用的氧气呼吸器与人的呼吸器官相连接的部件是口具和鼻夹结构。这种连接方式的主要缺点如下:1、呼吸用咀进行,吸入气温可高达40℃,极易引起喉炎,而且感觉极不舒适。2、鼻夹长时间压迫鼻腔,既不舒适,又易引起鼻炎。最严重的是由于鼻子上皮脂较多,鼻夹易滑脱或剐掉而造成中毒事故。3、由于口具片要用牙齿长时间咬紧以保持气密,因而造成不少救护队员牙齿早期
I. Overview At present, the components that the oxygen respirator used by China’s mine rescue teams connect with the human respiratory organs are the mouthpiece and the nose clip structure. The main shortcomings of this connection are as follows: 1, breathing Tsui, inhalation temperature can be as high as 40 ℃, easily lead to laryngitis, but also feel very uncomfortable. 2, nose clip long time pressure nasal cavity, neither comfortable, but also easily lead to rhinitis. The most serious is due to nasal sebum more slippery nasal clip or 剐 off and cause poisoning. 3, due to the mouthpiece to use teeth long time to maintain airtight, resulting in many early ambulance members teeth