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Definition A quack device invented at the turn of the 20th century by Heracles Sanche, which allegedly could be used to treat cholera, constipation, hay fever, writer’s cramp, and 80 other conditions.
The user placed the central metal tube or “Vocor” in a jar of iced water and then attached the contact disk on the client’s ankle. The American Medical Association deemed it worthless. It was powered by a high-voltage generator and emitted ozone and a blue light from a glass container–i.e., it impressed scientifically naive customers.