Suction Machine
This is a type of medical device that is used for removing obstructions like mucus, saliva, blood or secretions from a person's airway.
Cough Assist
A cough assist is a medical device that is used to help clear secretions from your lungs by applying a positive pressure to fill the lungs, then quickly switching to a negative pressure in order to simulate a cough. This is commonly used for patients that have lost the ability to produce an effective cough of their own.