在现场急救过程中,常用背部拍打法和余气冲击法。前者通过胸腔震荡将异物震出,后者通过压迫腹部,使消化道管腔的余气将异物冲出体外。急救步骤1.润滑处理如果噎食异物是无尖锐棱角、易软化、易消化的食品,可嘱病人服用水或植物油润滑食管。2.背部拍打病人弯腰伸颈,救助者用力拍打其背部。3.余气冲击对意识尚清醒的病人,可采用立位或坐位, In the process of first aid on the scene, commonly used back beat method and residual gas impact method. The former by foreign body thoracic shocks were shocked, the latter by oppressing the abdomen, so that more than gas in the lumen of the digestive tract out of the body of foreign body. First aid steps 1. Lubrication treatment If you eat foreign body is no sharp edges and corners, easy to soften, digestible food, can instruct patients to take water or vegetable oil to lubricate the esophagus. 2. Back patted the patient bent over the neck, salvage forcefully beat the back. 3 remaining gas shock awareness of patients still awake, stand or seat can be used,