BASIC PATIENT MONITORING FOR ANESTHESIA

BIS MONITORSDr. Jeffrey Elliot Field

HBSc, D.D.S. , Diplomat of the National dental Board of Anesthesia,

Fellow of The American Dental Society of Anesthesia

Bispectral Index

(BIS Monitors)

Proper Electrode Placement

Wipe the forehead with alcohol and dry with gauze. Either side of the head can be used except in the case

of stroke were you would use the unaffected side. Electrode # 1 is placed in the center of the forehead

1.5 inches above the bridge of the nose Next electrode # 4 is placed directly above the

eyebrow Place electrode #3 on the temple between the

outer canthus of the eye and the hairline Now electrode #2 will be in the proper

position to be secured.

Placement of BIS monitor electrodes.

Values for BIS Monitoring

General anesthesia associated with no awareness under anesthesia occurs from BIS values of 40-60.

Deep Sedation occurs with BIS Values of 60-80

In special needs patients work around 80-90 for sedation.