Definition of "bispectral" []

• Of or pertaining to bispectra (adjective)

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• "In the landmark "B-Aware" study, including nearly 2,500 patients, a technique called bispectral index (BIS) monitoring significantly reduced the risk of confirmed intraoperative awareness."
• "The intention interval recording displays bursts of rhythmic activity in the 7.5 to 8 Hz.range with associated harmonics (waves at mathematical multiples of the primary frequency) and nested rhythms (the modulation of one frequency by another, even in the absence of a mathematical harmonic per se) expressed in short periods of peaking energy at a number of electrode sites, with the primary frequency of the harmonics being 7.81 Hz. This phenomenon, which emerges from what is referred to as a bispectral analysis, is not present in the baseline condition."
• "Equipment which monitors depth of anesthesia, such as bispectral index monitoring, should not be used in isolation."