Edwards EV1000

Enhanced Parameter Tracking
9-2
Active GDT Tracking
During active GDT tracking, the plot area of the parameter
trend graph within targeted range appears shaded in blue. See
Figure 9-3, “GDT Active Tracking,” on page 9-1.
GDT Tracking Control Panel. Touch the GDT
Tracking button to pause or stop during active
tracking. While tracking is paused, the plot area
within target range on the parameter graph appears
shaded in gray.
Time In Target Value. This is the primary output of
enhanced parameter tracking. It is displayed below
the Time In Target icon on the upper right corner of
the parameter’s graphical trend plot. This value represents the
accumulated percentage of time a parameter has been within
target during an active tracking session.
Parameter Globe Target Indicator Colors. Table 9-1
defines clinical target indicator colors during GDT tracking.
Auto Scale Trend Time. Upon initiating active GDT
tracking, the graphical trend time is automatically scaled to fit
all tracked data for the current session within the plot. The
initial Graphical Trend time scale value is set to 15 minutes
and increases as tracking time expands beyond 15 minutes.
Auto Scale Trend Time can be disabled through the set
scales popup menu while in GDT mode.
 While viewing active GDT tracking on the Graphical
Trend Screen, parameter selection popup menus are
disabled.
Historical GDT
Press the Historical Data button to display recent
GDT tracking sessions. A blue “Viewing Historical
GDT Session” banner will appear at the bottom of the screen.
Current parameter values are displayed on key parameter
globes while viewing a historical GDT session. Touch the
scroll buttons to view different historical GDT sessions.
SV Optimization
During SV Optimization mode, the SV/SVI target range for
GDT tracking is selected based on recent SV trends. This
allows the user to identify the optimal SV value during active
monitoring of fluid management.
1 Touch the GDT Tracking button on the
navigation bar.
2 Select SV or SVI as a key parameter.
3 Do not specify a target value in the lower half of the
parameter/target selection button. Touch OK to begin
target selection.
4 Observe the SV trend while administering necessary fluid
management to a achieve an optimal value.
5 Touch the Add Target button on the right side of
the SV/SVI trend graph.The trend line will turn
blue.
6 Touch within the plot area to view a trend line
value. A target value button will appear along
with an unlocked icon. A horizontal white
dashed line will be displayed at 10% below the target
cursor value. The area extending from this line to the top
of the Y-axis will be shaded blue.
7 If desired, touch the Exit Target Selection button
to return to monitoring of fluid management.
8 Touch the target value button to accept the
displayed target range and initiate GDT tracking.
9 The edit target button can be touched at anytime
after target selection to adjust the SV/SVI target
value.
10 The GDT Tracking button can be touched at anytime
when GDT mode is active to end the GDT tracking
session.
GDT Report Download
The Data Download screen allows a user to export GDT
reports to a USB drive. See Chapter 11: Data Download on
page 11-2.
Table 9-1 GDT Target Status Indicator Colors
Color Indication
Blue Tracked parameter is currently within the
configured target range.
Black Tracked parameter is currently outside of the
configured target range.
Red Tracked parameter is currently below the low
alarm limit or above the high alarm limit.
Gray Tracked parameter is unavailable, in a fault
state, GDT tracking is paused, or a target
has not been selected.