Perkinism
/ˈpəːkɪnɪz(ə)m/(also Perkinsism) Medicine. Now historical
noun
A method of treatment for rheumatic diseases advocated by Elisha Perkins, in which two small pointed rods, one of steel and one of brass, called ‘metallic tractors’, are drawn over the affected area.
Origin
Late 18th century. From Perkin- (in the name of Elisha Perkins, American physician) + -ism. In some forms from the name of Elisha Perkins + -ism.