A preinatal monitor for the simultaneous real-time monitoring of a foetus vital signs, and those of the mother. The device monitors foetal ECG, for continuous heart rate data; maternal pulse oximetry (MSpO2) and ECG generates maternal heart rate, plus QRS waveform display (i.e. activity of the heart ventricals).

CLASSIFICATION IS DETERMINED BY THE INTERPRETATION OF GENERAL RULES 1 AND 6 OF THE COMBINED NOMENCLATURE AND THE TERMS OF HEADING 9018 AND SUBHEADING 9018.11