Polysomnogram is a standard device to diagnose sleep disorders.
This system complies to the standard of American Academy of Sleep medicine.
There are many electrodes such as EEG, EOG, EMG, ECG, nasal flow, snore sensor, piezoelectric bands for chest and abdomen, SPO2 monitor and sensors for body position to detect pathophysiological changes during sleep.
Polysomnogram can confirm the diagnosis of Obstructive Sleep Apnea Syndrome, central sleep apnea, periodic limb movement, narcolepsy and some cases dyssomnias and parasomnias.
After overnight examination, diagnosis is reported according to International Classification of Sleep Disorders diagnostic and coding (revised) manual.