Can we use an “iron lung” to help patients breathe?

The “iron lung” is a negative pressure ventilator. The traditional version is a chamber around the patient’s body while leaving the head of the patient in the open air. A modern variant is a jacket-like device worn by the patient. By lowering the air pressure inside the chamber to less than the air pressure outside […]

Can CPAP or BiPAP machines be used instead of a ventilator?

CPAP stands for Continuous Positive Airway Pressure. It is a form of non-invasive ventilation in which mild, consistent air pressure is applied through a mask to keep the airway open and maintain oxygenation. BiPAP stands for Bilevel Positive Airway Pressure. This is similar to CPAP but alternates periods of higher and lower pressure to make […]