<unk>  and<unk>  are surgical procedures on the neck to open a direct airway through an incision in the<unk> ea (the windpipe).  They are performed by paramedics, emergency physicians and surgeons.
Tracheostomy
Cricothyrotomy
Lobotomy
Endotracheal tube
Turbinectomy
Artificial respiration
Mechanical ventilation
Positive airway pressure