• The oldest known surgical amputation occurred 31,000 years ago. Achild who lived on the Indonesian island of Borneo around 31,000 years ago underwent the oldest known surgical operation, an amputation of the lower left leg & survived another six to nine years after the operation. https://www.sciencenews.org/article/amputation-surgery-oldest-fossil-borneo 3 comments 7/9/2022 science