12-1
12 Trend and Logbook
12.1 Trend Graph
A trend graph is used to review the trend of parameter values within a specific time period.
The trend is reflected through a curve. Every point on the curve corresponds to the parameter
value at a specific time point. You can review TVe, MV, Ppeak, FiO
2,
EtCO
2
, Plat, PEEP,
Pmean, Rate and BIS data within a maximum of 24-hour operating time. When the anesthesia
machine is restarted, the trend graph is recorded anew.
Select the [Maintenance] shortcut key → [Trend and Logbook >>] → [Trend Graph >>]
to access the window as shown below.
A. Y-axis B. Parameter value C. Parameter combo box
D. X-axis E. Trend graph F. Cursor
G. C u r s o r t i m e
To select the parameter for recall, highlight the parameter combo box. Push the control
knob to select the desired parameter from TVe, MV, Ppeak, FiO2 and EtCO2.
Select or on both sides of [Browse] to move the cursor one page to the left
or right to navigate through the trend graph at large resolution.
Select
or on both sides of [Move Cursor] to move the cursor one step to the left
or right to navigate through the trend graph at small resolution. The time indicating your
current position is displayed above the cursor. It changes automatically as the cursor
moves.
Select [Resolution] and toggle between [5 s], [30 s], [1 min], [2 min] and [4 min] to
view the trend graph.
A
C
G
D
B
E
B
F
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