مقياس ضغط الدم الزئبقي

How to use Mercurial Sphygmomanometer

1 Wrap the cuff of the compression device around the upper arm, and gently press the stethoscope bell.

2 Quickly inflate the cuff to a mercury indicator of 180 mmHg, then deflate it at a moderate speed;

3 Listen to the pulse sound using the stethoscope while observing the mercury indicator at the same time, and write down the reading of the first pulse sound you hear, which expresses the systolic blood pressure. 4- Then write down the second reading when the pulse disappears; Which expresses diastolic blood pressure.