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Thursday, November 13, 2008

Taking Blood pressure

Blood pressure is the pressure exerted on the wall of the artery during the pumping and relaxing period of the heart. The pressure exerted during the pumping period of the heart or contraction of the heart is known as systolic blood pressure; while as, the pressure during the relaxation of the heart beat, or the pressure exerted on the artery between two consecutive heart beat is known as diastolic blood pressure. The normal blood pressure lies between 100/60-140/90, while as the ideal one is 120/80. The pressure is affected by many of the factors, such as physical exercise, climbing of the stairs and other physical activities, anxiety, stress, pregnancy, old age etc. So while taking the blood pressure, one should be aware of the situation. The normal value of the blood pressure changes according to the age factor and state of the time the patient is in.
Despite of the state or condition, the blood pressure has the greater impact on the human life. If one is not able to record the blood pressure correctly it would lead to lots of health hazards as blood pressure is the primary indicator of lots of disease condition, like heart failure, kidney problem etc. So a proper technique should be followed while taking a blood pressure.
Sphygmomanometer is used to take the blood pressure. Different other meters were used in the past to take the blood pressure, but nowadays advanced meter is used to take the blood pressure automatically and make the work of nurses faster. But, speaking practically if you have to take an accurate blood pressure, these machines are not convenient; one has to take the blood pressure manually by the use of the sphygmomanometer. Taking the blood pressure with use of the sphygmomanometer is easy, you have to just follow certain steps carefully and be a good observant. The simple steps that you have to follow are:
1. Firstly you have to introduce yourself to the patient, then you have to inform the patient what you are about to do and why you are doing that and take a permission from the patient to take the blood pressure. Then
2. Then deflate the cuff of the sphygmomanometer. Find out the brachial artery in the arm, and put the cuff around the arm facing pointer of the cuff to the brachial artery, the wrapping of the cuff around the arm should be just above the elbow and stethoscope should be placed on the hollow of the elbow over the brachial artery as shown in picture.

3. Put the head of the stethoscope just under the edge of the cuff, a little above the crease of the person's elbow. Hold it there firmly with the thumb, or with a few fingers of your right hand. Put the ear pieces of the stethoscope in your ears.
4. Put your finger in the artery of the wrist and inflate the cuff. Inflate the cuff till you can feel the stoppage of the artery beeping and notice reading in the meter. Then deflate the cuff. Put the ear pieces of the stethoscope in your ear and inflate the cuff 10 mmHg above the reading you have noticed before.
5. Then slowly open the air outlet and be very careful to notice the hearing of the first beeping of artery and notice the point. This first beeping sound is the systolic artery. Then keep on deflating the cuff and notice the point where the beeping stops. This is the diastolic pressure of the person. Then completely deflate the cuff.
This way blood pressure can be taken accurately. It is to be clear that blood pressure should not be taken in stress condition, after the exercise, instant smoking period, as they might give fault blood pressure (especially raised one).

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