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危重病人多存在有呼吸功能不全,表现为通气量不足,肺内分流,甚至呼吸停止;势必要用手法或机械性呼吸装置(呼吸器)来进行辅助或控制性呼吸、如果病人的自主呼吸已行消失或明显减弱时,则病人与呼吸器间的协调不会有困难的。如果两者不1办调,即病人自主呼吸与呼吸器节律间不同步,不仅失去了辅助呼吸的意义,而且妨碍和降低了自主呼吸的有效通气量,增加病人的体力消耗,使机体的氧
There are many critically ill patients with respiratory insufficiency, manifested as inadequate ventilation, pulmonary shunt, or even stop breathing; is bound to use manual or mechanical breathing apparatus (respirator) to assist or controlled breathing, if the patient has spontaneous breathing When the line disappears or is significantly weakened, there will be no difficulty in coordinating the patient with the respirator. If the two do not 1 tone, that is, patients with spontaneous breathing and respirator rhythm is not synchronized, not only lost the meaning of assisting breathing, but also impede and reduce the effective ventilation of spontaneous breathing, increase the patient’s physical exertion, so that the body of oxygen