Datex-Ohmeda S/5 FM, User Manual

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Viewing ST in split screen
•
Press
Monitor Setup
and select Screen 1 Setup- Split Screen -
ST . The split screen shows current QRS complexes, reference QRS
complexes and ST trends.
Viewing current and reference ST complexes in ST View
•
Press
ECG
or
Pages/Views
and select ST View .
•
To show only the data area, select Remove Menu .
Selecting a reference complex from memory
•
In ST View, select Ref. QRS , scroll to the time of the desired
reference complex saved in the memory and push the ComWheel.
Saving the current complex as the new reference complex
•
In ST View, select Save New QRS . The current QRS is saved and
displayed as the reference complex. You can save up to six
reference complexes.
NOTE: If the memory is full and you do not erase a complex before
saving a new one, the oldest manually saved complex is deleted.
•
To erase a saved reference complex, select Erase QRS , scroll to
the time of the reference complex to be erased and push the
ComWheel. You cannot erase the first automatically saved
reference complex.
Adjusting measurement points
•
In ST View, select Adjust ST .
•
Adjust the points by selecting Set ISO point , Set J point or ST
point (where the value is the delay between J-point and ST-point
in milliseconds).
Studying ST Trends
•
Press
ECG
or
Pages/Views
and select ST View - ST Trends .
QRS complexes and trends for the three user leads are displayed
by default. HR trend is also displayed.
•
To see complexes and trends for other leads, select Leads and
then User, Lat. , Inf. or Ant.
•
To check the saved average complex for the displayed leads,
select
Cursor and move the trend cursor with the ComWheel to
the desired time point indicated in the time scale. When you stop,
the ST value of the moment indicated by the trend cursor is
displayed next to it, and the saved average complex is drawn
behind the current QRS complex.
Changing the time scale
NOTE: The time scale setting affects the ST Trends window, ST split
screen trends, ST View trends and the length of the printed reports.
•
Press
ECG
or
Pages/Views
, and select ST View - ST Trends -
Time Scale
.
Displaying ischemic burden in ST Trends
NOTE: Available only if the Isch. Burden has been selected ON.
•
Press
ECG
and select ECG Setup – Isc hemic Burden - ON . In an
ischemic episode, the ST value falls outside the threshold limits.
The area between the threshold limit and the ST trend is yellow.
•
To change the limits, press
ECG
and select ST View - ST Trends
and adjust
Elev. Limit
or
Depr. Limit
.
Printing ST reports
In ST View, select Print QRS/ST . The length of the report is the same
as the time scale selected in ST Trends.