PASCO PS-2152 - Manuals

Model No. PS-2152 Interpretation of PFT Data 5 ® I n te r p r e ta ti o n o f P F T D a ta Total Flow vs. Time Total Flow is the net volume of air that flows out from the lungs through the Spirometer, equal to the total expired volume minus the total inspired volume. View the graph of Total Flow vs....

Spirometer Interpretation of PFT Data 6 ® Lung Volume vs. Time Lung Volume is the constantly-changing amount of air in the lungs. A spirometer can measure how it changes, but cannot directly measure its absolute value. Lung volume can be calculated if one of two specific absolute volumes, residual v...

Model No. PS-2152 Factors That May Affect Results 7 ® F a c to r s T h a t M a y A f fe c t R e s u l ts In your graphs of Total Flow and Lung Volume, you may notice a slow drift or slight fluctuation in the baseline. These can be eliminated, in most cases, as described below. Note that slow baselin...

Model No. PS-2152 Spirometer Sp e c i f ic a t i o n s The spirometer is an educational instrument. It is not designed, tested, or intended for medical use. S a fe ty Read the instructions before using this product. Students should be supervised by their instructors. When using this product, follow ...