Residues on medical equipment reveal that physicians in China over 600 years ago used aconitine, a highly toxic plant chemical, to alleviate pain during surgical procedures

Traces of red material crusted on ancient surgical tools may not be a record of pain, but rather the absence thereof.

Residues on medical equipment reveal that physicians in China over 600 years ago used aconitine, a highly toxic plant chemical, to alleviate pain during surgical procedures

El instrumental se encontró en una tumba de Jiangyin que pertenecía al médico Xia Quan