Citizen CH-618 Manual De Instrucciones página 9

Do not wind the cuff over jacket or sweater sleeve, or measurement cannot
be done.
Keep in mind, that blood pressure naturally varies from time to time
throughout the day and also is affected by lots of different factors such as
smoking, alcohol consumption, medication and physical activity.
People with a condition that causes circulatory problems (diabetes, kidney
disease, arteriosclerosis or poor peripheral circulation) may get lower
readings with this monitor that with a blood pressure monitor that is used on
the upper arm. Please consult your physician to determine if your wrist blood
pressure accurately reflects your actual blood pressure.
Blood pressure measurement determine with the unit are equivalent to those
obtained by a trained observer using the cuff / stethoscope auscultation
method. Within the limits prescribed by the Standard of EN 1060-4.
This product is not suitable for pregnant women.
*Attention!
1. Do not use the device on infants, children, or those who cannot
express their own intention.
2. Over high frequency measurements may result in blood flow
interference, which is likely to cause uncomfortable sensations, such
as partial subcutaneous hemorrhage, or temporary numbness to your
wrist. In general, these symptoms should not last long. However, if you
do not recover in time, please seek your medical practitioners for help.
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