Noninvasive arteriovenous sphygmomanometer

The invention provides a noninvasive arteriovenous sphygmomanometer, which belongs to the technical field of blood pressure measurement, the noninvasive arteriovenous sphygmomanometer comprises an artery measurement assembly and a vein measurement assembly in a shell, and the artery measurement assembly is provided with a mercury column; a pressurizing assembly which is provided with a latex ball and a cuff which are communicated in series, the pressurizing assembly is connected with the mercury column through a rubber tube, and an air outlet is formed between the latex ball and the cuff; and a deflation adjusting device which is connected to the air outlet and is provided with a cover plate which is rotationally arranged, and the cover plate has a blocking state which is opposite to the air outlet and a deflation state which is staggered with the air outlet. The noninvasive arteriovenous sphygmomanometer comprises the artery measurement assembly and the vein measurement assembly, so that the vein blood press