PROBLEM TO BE SOLVED: To provide a small, lightweight, and highly safe electric potential therapeutic apparatus.SOLUTION: The electric potential therapeutic apparatus 1 includes a voltage generating unit 100 for generating a DC high voltage from an AC voltage of a commercial power supply. The voltage generating unit 100 includes a step-up transformer unit 10 for boosting the AC voltage (AC 100 V) of the commercial power supply to a secondary AC voltage of 200 to 300 V, and a boosting rectifying circuit unit 20 for boosting and rectifying through three-step voltage doubling rectification the secondary AC voltage boosted by the step-up transformer unit 10, to generate a DC high voltage (about DC 1,000 V).COPYRIGHT: (C)2012,JPO&INPIT【課題】小型軽量、且つ、安全性の高い電位治療器を提供する。【解決手段】商用電源の交流電圧から直流高電圧を生成する電圧生成部100を備える電位治療器1であって、電圧生成部100は、商用電源の交流電圧(AC100V)を200Vから300Vの2次交流電圧に昇圧する昇圧トランス部10と、昇圧トランス部10によって昇圧された2次交流電圧を3段の倍電圧整流により昇圧整流して直流高電圧(DC1000V程度)を生成する昇圧整流回路部20とを備える。【選択図】図1