Philips Avalon FM20 Instructions For Use Manual page 162

20 Printing the ECG Waveform
DECG and MECG waveforms
When the recorder is on, there are two choices for printing the ECG wave:
Separate
•
printout mode. As this is a real-time recording, the real-time fetal trace recording is temporarily
interrupted while the ECG strip prints. A new trace header is printed out to mark where the real-
time fetal trace resumes.
The following trace shows the MECG waveform:
Overlap
•
direct fetal ECG for documentation on the fetal strip, but without interrupting the fetal trace. It
takes 5 minutes to print this six-second snapshot at a recorder speed of 3 cm/min. It is
documented as if it was recorded at 25 mm/s.
162
: This recording mode gives you a six-second ECG strip on the fetal trace paper in fast
: This recording mode gives you a delayed six-second snapshot of the maternal and/or
DECG
1
MECG
2
3 Paper speed
1 Paper speed
2 Date