You searched for: “anesthesia awareness
anesthesia awareness (s) (noun), anesthesia awarenesses (pl)
The phenomenon of being mentally alert, and terrified, while supposedly under full general anesthesia: When a patient is paralyzed, unable to speak, and totally helpless to communicate due to his/her anesthesia awareness, the actual cutting pain may or may not be present; however, the patient is often unable to communicate with the surgical team when this takes place.

It is said that Post-traumatic Stress Disorder (PTSD) occurs in approximately 50% of anesthesia awareness victims, and of that 50%, it is believed that 80% may never get over the trauma of such an experience.