User's Manual

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6.6 Maximum minute ventilation test procedure
Select the maximum minute ventilation test (MVV) and prepare to start the test.
6.6.1 Home page function description
Figure 19 The main interface of maximum minute ventilation
1) To select or create the patient to be tested, manually select the maximum minute
ventilation test mode, and automatically load the patient 's measured records ( if the
patient did not do the test as blank ). Objective To complete the maximum minute
ventilation test.
2) Test items-MVV, VT, BF, TIME indicators, test item display parameters can be
displayed or hidden in the settings.
3) Measured curve graph-All are volumetric time V(L) -t (S) diagrams. According to the
description of the measurement instructions, after calm breathing, the moisture
baseline appears on the horizontal line of the origin, and the next breathing action can
be carried out. The MVV curve can be obtained after measurement. The left side is the
cumulative expiratory value of the tested patients, and the right side is the inspiratory
and blowing state of the tested patients. The operator can select or deselect to display
the measured curve.