GE Corometrics 250cx Series, Operator'S Manual

Page: 76 / 250

5-12 250cx Series Maternal/Fetal Monitor Revision C
2036946-001
Fetal Heart Rate Monitoring: Dual Fetal Heart Rate Monitoring
„
A right arrow (
→
) and a vertical dashed line print to draw attention to the start
of the shifted trend.
Refer to “Fetal Heart Rate Offset Example,” on page 5-12 for an example of a
shifted trend.
De-Activating the Fetal Heart Rate Offset Feature
After the FHR patterns have been assessed, set the secondary FHR trend back to the
normal (unshifted) position.
1
1. Ensure the recorder is on .
NOTE:
If the auto-revert (
10-min
)
setting is selected on the password-
protected
Install Options
screen, the
shifted heart rate trace automatically
reverts to normal after 10 minutes.
2. Press and hold the
Mark [Offset]
button for 3 seconds . (Or use the
US
/
US2 Setup
screen.)
‹ The trend returns to the unshifted position.
‹
A left arrow (
←
) and a vertical dashed line print to draw attention to the
change.
1
Setting the FHR trend to the normal (unshifted) mode does not disable the HR
Offset function; it deactivates it. To disable the mode, refer to the 250cx Series
Service Manual.
Fetal Heart Rate Offset Example
FHR bpm bpm
30
60
90
120
150
180
240
210
FHR
100
75
50
25
100
75
50
25
12
10
8
4
2
6
12
10
8
4
2
6
58104 58103
US2+20 US2+20
US HBC TOCO 3CM/MIN US2 FMD US HBC TOCO 3CM/MIN US2 FMD