The utility model provides an acupoint-searching arthritis treatment instrument. The acupoint-searching arthritis treatment instrument comprises an acupoint detecting part the acupoint detecting part comprises a shell, a metal shifting tug, a PCB, an insulation guide rail, an insulation sliding block and a safety switch the metal shifting tug is arranged at the exterior of the upper side of the shell and is connected with the PCB through a wire the metal shifting tug is connected with the insulation guide rail in an integrated manner the insulation guide rail and the insulation sliding block are arranged inside the shell the metal shifting tug is connected with the insulation guide rail the insulation guide rail is connected with the insulation sliding block one end portion of the insulation sliding block is beset with a metal probe the metal probe is connected with the PCB through a wire the reciprocating shifting of the metal shifting tug can control the protruding and retreating movement of the insulation sliding block and the safety switch is pressed at one end portion of the insulation guide rail. The acupoint detecting part is a specially-designed electromechanically-integrated sliding block guide mechanism and has a human body acupoint detection function.