Traditional Culture Encyclopedia - Traditional culture - The correct way to measure blood pressure with a mercury sphygmomanometer
The correct way to measure blood pressure with a mercury sphygmomanometer
Put the cuff of the sphygmomanometer on the right side of the upper arm, the cuff can not be tied too tightly, can accommodate two fingers, the lower edge of the cuff in the upper elbow fossa about two centimeters, will be placed in the elbow fossa arterial pulsation of the stethoscope on the place, will be the sphygmomanometer quickly inflated.
When the radial artery pulsation is heard to disappear, then pressurize about 20 mm Hg to the top, and then slowly deflate, in the process of deflating when the first regular fluctuation is heard for the systolic blood pressure, continue to deflate slowly.
The diastolic pressure is measured when the sound of the beat disappears. Measurements need to be repeated twice, with a five-minute difference between measurements, and the average of the two readings taken. After the measurement is complete, the sphygmomanometer should be tilted and the mercury turned off.
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