
The Royal Fistula
He asked for a ‘training period’ of six month, in which the constructed two instruments and tested them. One being a retractor and the other a ‘royally curved’ scalpel, which looks a bit like a scythe. Monsieur Félix, with official allowance, tested those on three to four guinea pigs per week and 75 men from prisons or the countryside, everything of course without any form of anaesthetics. Some of the men even survived.
Resources : http://partylike1660.com/the-royal-fistula