A 40 year old female underwent surgery. Postoperatively she told the anesthetist that she was aware of preoperative events. Individual intraoperative awareness is evaluated by:
C i.e. Bispectral imaging Intraoperative awareness and depth of anaesthesia can be evaluated by BIS (bispectral index)Q
Cerebral pulse oximetry
Colour Doppler
Bispectral imaging
End tidal CO2