Apostoli's Electrodes used to apply elecrtical current, faradic current, to a patients via an electrical vibrator, or bipolar electrodes of Apostoli.

Licence: In copyright

Credit: Apostoli's Electrodes used to apply elecrtical current, faradic current, to a patients via an electrical vibrator, or bipolar electrodes of Apostoli. Wellcome Collection. Source: Wellcome Collection.