临床上各种药物中毒、脑卒中等危重症患者常有存在自主呼吸,但呼吸道分泌物较多的现象。急需行气管插管开放呼吸道,保持呼吸道通畅,维持正常通气,防止误吸。但气管插管后的给氧问题常困扰临床工作者。普通的吸氧管头端比较粗,不容易固定,并且影响患者的正常呼吸,让他们觉得呼吸 Clinically a variety of drug poisoning, stroke and other critically ill patients often exist spontaneous breathing, but more respiratory secretions phenomenon. An urgent need for endotracheal intubation open the respiratory tract, keep the airway open, maintain normal ventilation, to prevent aspiration. But after the endotracheal oxygen problem often troubled clinicians. Ordinary oxygen pipette head thicker, not easy to fix, and affect the patient’s normal breathing, so that they feel breathing