Ortivus AB 410000409 User Manual
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7
Trends
• ECG complex values. The values originate from the complex values
recorded in the complexes (see “ECG view” on page 27) using the
MIDA analysis. The following parameters are calculated from these
complexes QRS-VD, ST-VM, STC-VM, ST-X, ST-Y, ST-Z, ST-I, ST-II,
ST-III, ST-aVR, ST-aVL, ST-aVF, ST-V1, ST-V2, ST-V3, ST-V4, ST-
V5 and ST-V6. For more information about MIDA analysis, see
“MIDA” on page 83.
Important:
ECG diagnosis should not be based on ST values presented in trends
before the underlying ECG data has been checked for artefacts.
7.1 Time handling and navigation
The time scales of the displayed trends can be set with the arrows to the
left of the time scale display. There are five possible time scale settings;
30 min, 1 h, 2 h, 4 h and 8 h. The selected duration is displayed to the
left of this button.
Latest
function is used for viewing the latest trend
values.
The time focus bar can be moved to examine trend values at a chosen
The time focus bar can be moved to examine trend values at a chosen
time. To move the time focus bar, point on the time you wish to examine
or use the navigation arrows to move the bar to left or right in the view.
If the time focus bar is placed to the right of the latest trend value it is
moved automatically to the latest trend value.
The time focus in the Trend view is linked to the time focus in the ECG
The time focus in the Trend view is linked to the time focus in the ECG
view. Therefore, changing the time focus in Trend view automatically
changes the time focus in the ECG view.
The
The
Group 1
and
Group 2
buttons are used to select the trend groups
in the Trend view.
7.2 Trend settings
The trend settings can be accessed by selecting
More:Settings:Trend
.
The four parameters and their intervals in the first and second trend
groups respectively can be selected in this view. It is also possible to
choose no parameters at all. To return to the default settings select the
Default
button.