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.
An endotracheal tube is one of the ways that upper airway obstruction can be managed in an emergency, because it goes into the windpipe (trachea) and provides a route for air exchange. However, it's important to identify the cause of the obstruction: obesity, sleep apnea, enlarged tonsils, cancer, or a large thyroid gland are among possible causes.