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Instruct the subjects to do the following to prepare for a test:
1.
Loosen any tight articles of clothing that might constrict lung function, for
example, a tight belt, tie, vest, bra, girdle, or corset, if they will restrict
maximal breathing
2.
Remove any foreign objects from the mouth, including loose dentures.
3.
Insert the mouthpiece into the protruding part of the flow transducer till it
fits in perfectly.
4.
Hold
UBREATH® PRO
Spirometer System remote sensor controller with one
hand. Use the other hand to hold on your nose and apply like a nose clip.
5.
Place lips and teeth around a mouthpiece of new flow transducer, sealing
their lips tightly around the transducer. Grip slightly with teeth in the
groove. The tongue and teeth must be positioned to not obstruct airflow.
6.
Keep tongue away from the flow transducer to avoid blocking it.
7.
Keep chin slightly elevated so as not to restrict the airway.
Содержание UBREATH PRO PF680
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