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Peak flow meter - medical device designed to measure the peak expiratory flow rate. Used to study respiratory function, expiratory component (exhalation function). It is used to diagnose and evaluate the effectiveness of treatment of chronic obstructive pulmonary diseases, bronchial asthma, chronic obstructive bronchitis, bronchiectasis, etc.
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Spirometer is a medical device designed to measure peak expiratory flow rate and forced expiratory volume in the first second. Used to study respiratory function, expiratory component (exhalation function). It is used to diagnose and evaluate the effectiveness of treatment of chronic obstructive pulmonary diseases, bronchial asthma, chronic obstructive bronchitis, bronchiectasis, etc.