Last updated on: 9/24/2019 | Author:

200 – Chinese Surgeon Hua T’o Uses Cannabis Resin and Wine as Anesthetic

Chinese surgeon Hua T’o performed surgeries such as “organ grafts, resectioning of intestines, laparotomies (incisions into the loin), and thoracotomies (incisions into the chest)… rendered painless by means of ma-yo, an anaesthetic made from cannabis resin and wine.”