PROBLEM TO BE SOLVED: To provide an electric medical treatment apparatus which can easily measure the deterioration state of electrode pads, and to provide a deterioration deciding method for electrode pads.SOLUTION: An electric medical treatment apparatus 1 applies an electric stimulation with an electric signal to a human body. The electric medical treatment apparatus 1 includes: a pair of electrode pads 11 an output section 6 for feeding an electric signal to the pair of electrode pads 11 a measurement section 7 for measuring the electric characteristics between the pair of electrode pads 11 when the electric signal is fed to the electrode pads 11 from the output section 6 and a decision section 9 for deciding the deterioration state of the electrode pads 11 conforming to the electric characteristics.COPYRIGHT: (C)2014,JPO&INPIT【課題】電極パッドの劣化状態を簡便に測定できる電気治療器および電極パッドの劣化判定方法を提供する。【解決手段】人体に電気信号による電気刺激を供給する電気治療器1であって、1対の電極パッド11と、前記1対の電極パッド11へ電気信号を供給する出力部6と、前記出力部6から前記電極パッド11に前記電気信号が供給された際に、前記1対の電極パッド11間の電気特性を測定する測定部7と、前記電気特性に基づき、前記電極パッド11の劣化状態を判定する判定部9とを、備えた電機治療器。【選択図】図1