You searched for: “acmesthetic
acmesthetic (adjective), more acmesthetic; most acmesthetic
Relating to a sensation of sharp points touching the skin but lacking the perception of pain usually associated with such stimulation: Glenda had an acmesthetic feeling when the point of the needle was put into her arm; so, she didn't feel any pain.

Man is an intelligence in servitude to his organs.

-Aldous Huxley