designed to help correct or ameliorate the discomfort of disorders of the spine and joints: orthopaedic mattresses Collins English Dictionary - Complete & Unabridged 2012 Digital Edition Â© William Collins Sons & Co. Ltd. 1979, 1986 Â© HarperCollins
Definition of Immelmann. : a maneuver in which an airplane reverses direction by executing half of a loop upwards followed by half of a roll âcalled also Immelmann turn.
Administer abdominal thrusts (Heimlich maneuver). The Heimlich maneuver is an emergency technique that is only to be used on adults or children older than 1 year of age. Do not use the Heimlich maneuver on children under 1 year old. 1  Stand behind the choking victim.f the person responds: 1  Reassure the person. 2  Encourage the person to cough to try to clear the blockage. 3  Keep monitoring the situation and be prepared to help in the case that the person's airway becomes fully blocked or the choking becomes severe.