Passy Muir Valve Design
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=9yn5ekGJ0Qw
Learn more at our website: http://www.passy-muir.com • Invented by a patient named David Muir, the Passy Muir Tracheostomy Ventilator Swallowing and Speaking Valve is a simple medical device used by tracheostomy and ventilator patients.
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