User's Manual

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the breathing is stable, inhale as much as possible at the end of the expiration at a
moderate speed (total lung volume), and then exhale to the end completely.
Caution:
The user purchases a nose clip, which must be a legally marketed product registered
by the FDA.
3) Repeat the above steps to check more than 3-5 times, and rest for more than 1 minute
between 2 times.
4) When completion of the blow 3 times after the actual measurement, the system
automatically obtains the repeatable quality level according to the quality control
standard, if there is a low-quality measurement record that is unacceptable for a single
operation, you can click to select the actual measurement record to delete it.
5) At the end of the preview report, the operator can use a local printer that has been
successfully connected and print the patient report at the default A4 paper size.
6) Slow vital capacity test program (SVC) measurement is over, please choose whether
to continue other mode tests according to the actual situation.
Figure 19 SVC single measurement interface