Cautery

{kazv’ ’-ter-e) [Kavrr/piov; a branding iron]. A metal instrument heated by the electric current or in a flame, used to destroy ti ue, or for producing counter irritation. C, Actual, the white-hot iron. C, Button, an iron heated in hot water. C, Galvanic, a platinum wire heated by electricity. C, Paquelin’s, or C, Thermo-, a hollow platinum-point kept at a uniform temperature by a current of benzene vapor. C, Potential, or C, Virtual, the application of caustic substances. 180