HOW TO USE THE BP ANEROID YUWELL CORRECTLY
- Examine the instrument before using. The needle should point to the site of “0”. Press the ball, the needle reacts nimbly and returns to “0” quickly.
- Put an arm on the table, and keep it comfortable.
- Adjust the arm to the same height with your heart. Use a soft pad if still can’t reach the same height.
- Flat the arm-ribbon smoothly, and make the middle of the air-sack to the hummers artery. The bottom of the arm-ribbon is far from elbow joint 2-3 centimeters. For accuracy, the arm can’t be bound firmly.
- Tuck the breast piece of a stethoscope into the humerus artery of elbow.
- Pump into the arm-ribbon slowly and listen. When the sounds of pulse disappear. Pump again until the pressure 2.5kpa-4kpa (20mmHg 30mmHg).
- After stopping pumping, you can let out the air at the speed of 0.3kPa-0.6kPa (2mmHg – 4mmHg) per second. The needle will drop gradually.
- When you hear the first sound of pulse at the course of drop, the readings of the needle are called contraction pressure.
- When the high sounds of pulse beat increase turning to noise, the tune suddenly become muffled and disappear. The readings of the needle are called expansion pressure.
- Measure blood pressure for 2 or 3 times to get average value.
- There is a metal hook in the back of shell. You can place the hook on the arm-ribbon for easily reading.Â
- The nylon button of the arm-ribbon is designed for convenient operation.Â
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Working Good