Well, there is another European invention, any patent on which has long since expired, and which does not need clinical trials, its operation being obviously correct by inspection. That would be the product of Dr Joseph-Ignace Guillotin's 1789 ingenuity, which has a 100% success rate in actual use.
With a Guillotine, the executioner can really “get ahead” in his job.
Theme song of the Executioners’ Guild - “I Ain’t Got No Body”
Second theme song: “I’m head over heels over you”
It’s getting late. That’s all you get for free.