This is what it’s like waking up during surgery

Quoted: General anesthesia, in contrast, aims to do just that, creating an unresponsive drug-induced coma or controlled unconsciousness that is deeper and more detached from reality even than sleep, with no memories of any events during that period. As Robert Sanders, an anesthetist at the University of Wisconsin–Madison, puts it: “We’ve apparently ablated this period of time from that person’s experience.”