Bite Down on a Stick: The History of Anesthesia [Io9 Backgrounder] By kenmay - March 31, 2011 0 245 Share on Facebook Tweet on Twitter tweet There was a time when all the pain alleviation involved in surgery was a little cotton wool in the surgeon’s ears to keep the screams of the patient from hurting them. Fortunately, things have changed. More Share this:FacebookX