Wrist sphygmomanometer as the name suggests tied to the wrist to measure blood pressure, the measurement method is simply summarized as “a tie a lift a pressure measurement”. Note that the measurement accuracy of wrist sphygmomanometers is much lower than that of arm sphygmomanometers, and is only used as a general reference, not as a diagnostic basis. The use of its display side placed on the inside of the arm, that is, with the palm of the hand on the same side, the cuff is tied tightly, the tightness can be stuffed into a finger appropriate, and the edge of the cuff and wrist distance of about a finger, about 1cm, the measurement of the wrist needs to be lifted, so that the cuff and the heart is at the same level, otherwise the measurement will be inaccurate. Then press the switch can be measured, measurement of any irregularities in the operation, the sphygmomanometer will be prompted, in accordance with the prompts can be operated. Do not drink tea, coffee and other beverages half an hour before the measurement, and rest quietly for 5-10 minutes before the measurement. If you find any abnormality in the blood pressure measurement, please consult a doctor in time, complete the examination, clarify the cause of the disease, listen to professional advice, and do not take medication arbitrarily to avoid adverse effects on the body.