Henry Bessemer was an inventor and engineer from England. Not only  did he develop the Bessemer process for steel manufacturing, but he  also designed a machine that could mâ¦ake bronze powder.
The head-tilt/chin-lift is the primary maneuver used in any patient in whom cervical spine injury is not a concern. The simplest way of ensuring an open airway in an unconscious patient is to use a head-tilt/chin-lift technique, thereby lifting the tongue from the back of the throat.
Head tilt/Chin lift. The head-tilt/chin-lift is a procedure used to prevent the tongue obstructing the upper airways. The maneuver is performed by tilting the head backwards in unconscious patients, often by applying pressure to the forehead and the chin. The maneuver is used in any patient in whom cervical spine injury is not a concern and is taught on most first aid courses as the standard way of clearing an airway.