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CareFusion MicroLab Betriebshandbuch Seite 69

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Note: Patient efforts is acceptable when:
Patient made a maximum effort. Indicated
to the user by the breath rate being
displayed in green (>65 breaths per
minute).
Lasted a full 12 seconds maneuver.
Indicated to the user by a green line
being displayed – the patient should
ideally
continue
until
the
test
is
automatically terminated at 15s.
Interruption i.e. Did not cough.
Once the test has finished the display will
show current test (shown in black – if
more
than
one
maneuver
has
been
performed then the best maneuver will
also be displayed in blue) the MVV rate,
the % variation between maneuvers the
breath rate and an ATS quality warning for
the test session.
'Touch' Again to repeat the maneuver,
Reject to reject the current maneuver,
Results to display a list of indices, the
values
obtained,
%
predicted
where
applicable and also a quality statement
concerning the test session.
To meet the ATS quality criteria for a
Good blow the maneuver should last 15
seconds with a breath rate greater than
65
breaths
per
minute.
The
ATS
reproducibility criterion is two maneuvers
with a Good Blow and the MVV variability
between maneuvers should not exceed
20%.
68

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