神经毒及混合毒类毒蛇咬伤后引起呼吸衰竭甚至自主呼吸停止,是蛇伤中毒的严重合并症之一,其中以银环蛇、眼镜王蛇咬伤最为常见。前者因其毒力强而前驱症状轻,容易被病人及医务人员所忽视,因此早期往往不能彻底抗毒治疗,以致发作时很快发生呼吸衰竭;后者因毒量大,病人很快即发生呼吸、循环衰竭及自主呼吸停止。总之,呼吸衰竭一旦发生,如 Neurotoxic and mixed poisonous snake bites cause respiratory failure or even spontaneous respiratory arrest, which is one of the serious complications of snakebite poisoning. Among them, bingo and cobra snake bites are most common. The former because of its virulence and prodromal symptoms, easily overlooked by patients and medical staff, so often can not be completely early anti-drug treatment, resulting in rapid onset of respiratory failure; the latter due to large amounts of poisoning, the patient will happen soon Respiratory, circulatory failure and spontaneous breathing stop. In short, respiratory failure occurs, such as