It is an air gap that allows air to escape rather than building up in the pipe and creating an air hammer within the pipes (banging noise), and problems with drainage. (think about pouring out of a can that doesnt have the second hole punched in it.
Suction Therapy : Suction therapy is provided to assist in the removal of bronchial secretions that cannot be expectorated by the patient spontaneously. Suct...
What is Cupping Therapy? As the name suggests, Cupping Therapy uses a combination of negative pressure and massage movements with the use of a suction device. Cupping therapy is a Negative Pressure technique that is used to achieve a wide range of responses, ranging from extreme relaxation to therapeutic. A cup is positioned at the area to be treated and, depending on the type of cups being used, a vacuum is created within the cup to draw the underlying tissue into the cup.