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.
Understanding the differences between the normal infant airway and the normal adult airway is the first step toward managing the infant and pediatric airway with skill and confidence [I]. The larynx in the infant is located higher in the neck at the level of C3-4 than in the adult, where the larynx is at C4-5.