The Heimlich maneuver.
D000328:Adult; D000402:Airway Obstruction / Q000517:prevention & control / Q000628:therapy*; D002648:Child; D005392:First Aid; D049670:History, 17th Century; D049672:History, 19th Century; D006801:Humans; D007223:Infant; D015701:Near Drowning / Q000628:therapy