Use Instructions

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MasterScope - Instructions for Use
Version 03.00 • Date 19FEB2020
FEV1 Forced expiratory volume after 1 second
FVC Forced expiratory vital capacity
PEF Peak expiratory flow (peak flow)
FEF25-75 Mean maximal expiratory flow between 25 and 75% of FVC
FEV3 Forced expiratory volume after 3 seconds
FEV6 Forced expiratory volume after 6 seconds
FEV1/FVC FEV1 in % of forced expiratory vital capacity
FEV1/FEV6 FEV1 in % FEV6
9.4 Forced Spirometry Measurement
Parameter Definition