This type of device has a minimum of 7 channels (eg, EEG, EO…

This type of device has a minimum of 7 channels (eg, EEG, EOG, EMG, ECG-heart rate, airflow, respiratory effort, oxygen saturation) and monitors sleep staging so the apnea-plus-hypopnea index (AHI) can be calculated. Sleep time is included with this type of OCST. Name that OCST.