Fetal Movement Detection Test - GE Corometrics 170 Series Service Manual

Fetal Movement Detection Test

6-16
Functional Checkout Procedure: Fetal Movement Detection Test
This portion of the functional checkout procedure ensures the integrity of the fetal
movement detection circuitry and the heart rate channel of the recorder. (Refer to
Figure 6-4.)
NOTE: Fetal movement detection is an option which must be installed and enabled
for use on your monitor.
1. Connect the simulator's US sub-cable to the
2. Set the switches on the Model 325 Input Simulator according to
3. If not already on, press the monitor's
4. Turn the simulator's
approximately 120 BPM. Verify the following on the monitor:
The FHR1 value is 120 BPM.
The FHR1 heartbeat indicator (
minute.
Ultrasound audio volume from the rear panel speaker can be increased or
decreased using the left pair of
the desired level.)
The recorder prints a continuous line at 120 BPM on the top grid of the
strip chart paper.
Fetal movement markers
then off for eight seconds, then on for one second, etc.
The recorder prints the messages
of the strip chart paper after approximately 20 seconds.
Table 6-4. Fetal Movement Detection Test Simulator Settings
Section
US/FMD
General
UA
170 Series Monitor
2000947-004
US
pushbutton.
Record
knob to input an ultrasound signal of
Manual Adjustment
) flashes at a rate of 120 times per
pushbuttons. (Set the volume to
Volume
are shown on for a duration of one second,
and
US FMD
Switch
Mode
Signal Level
Rate
Pattern Memory
Main
Mode
receptacle on the monitor.
Table 6-4.
on the center margin
Setting
US/FMD
MED
MANUAL
OFF
CMR
TOCO
Revision C