The invention belongs to the field of medical apparatus and instruments, and in particular relates to a skin-outer carotid sinus massage blood-pressure-reducing device. The skin-outer carotid sinus massage blood-pressure-reducing device comprises a carotid sinus massage part, a pressure monitoring part, a control part, a display part, an electrocardiogram monitoring part and a fixing part, wherein a microprocessor of the control part analyzes a pressure signal from the pressure monitoring part, so that the massage mode of the carotid sinus massage part fixed to the local skin-outer part of the carotid sinus is adjusted, and thus the feedback blood pressure reduction is realized. The skin-outer carotid sinus massage blood-pressure-reducing device is used for treating high blood pressure, is a noninvasive blood pressure reducing device, is convenient to use, is safe and effective, and has a great clinical application value.