Negative Pressure Ventilators Research Paper

106 Words1 Pages
However, negative pressure ventilators are not used much anymore, and have been replaced by positive pressure ventilators. This type of ventilator forces air into the lungs. Once the lungs have been inflated, the air pressure stops, allowing the lungs to deflate and force the air back out of the lungs. There are two main types of positive pressure ventilators: one is a simple face mask or tube going into the trachea that can be used in emergency situations by a doctor or nurse squeezing a bag at regular intervals. The second type is a large full-scale ventilation machines that can keep patients alive through major surgery.

More about Negative Pressure Ventilators Research Paper