What is BIS? | ImpediMed

Carl Dela Cruz on Instagram: "🧠 BIS Monitoring Made Simple The Bispectral Index (BIS) takes raw frontal EEG activity and turns it into a single number from 0–100 to help us gauge depth of anesthesia. • 100 — Awake • 80 — Light/moderate sedation • 60 — General anesthesia range (low probability of recall) • 40 — Deep hypnotic state • <20 — Burst suppression • 0 — No detectable cerebral activity BIS doesn’t replace clinical judgment — but it helps us titrate anesthetics, avoid awareness, and preve