Stop awarness ..

Awarness occurance  reported to range from 0.2–1.0%, and is   probably underestimated..

Here are  the tips to avoid this complication....They are 12...

Consider amnestic premedication (midazolam, scopolamine)

Routine equipment checks: e.g., correct placement of vaporizer).

End-tidal monitoring of volatile anesthetics with low-concentration alarm).

Adequate dosing of induction agents.

Use of appropriate volatile anesthetic con- sertion centration or propofol dose for maintenance.

Realize potential for awareness with hypotension/ hypovolemia

Judicious use of neuromuscular blocking agents combined with careful monitoring.

Frequent checks of intravenous lines and pumps when using total intravenous anesthesia.

Clear labeling of all syringes.

Quiet, professional operating room atmosphere: minimize auditory input.

Consider use of anesthetic depth monitor (Bispectral Index).

Calm reassurance when strong possibility of awareness suspected.

Kazanjian P. Complications in surgery: anesthesia complications. In: Mulholland W, Doherty G, eds. Anesthesia Complications. Philadelphia: Lippincott Williams & Wilkins, 2006:69–101