From: Effect of transcutaneous acupoint electrical stimulation on propofol sedation: an electroencephalogram analysis of patients undergoing pituitary adenomas resection
Propofol concentration
Frequency band
Delta
Theta
Alpha
Beta
Gama
1 μg/mL
O1 O2P4
C3 O1 F7 T5 Fp2 F4 C4 P4 O2 F8 T6
3 μg/mL
T3 C4T6
O1 O2
Fp1F3P3O1F7T3T5FP2F4C4P4O2F8T4T6