6
5
Precautions to Ensure Safe, Reliable Operation
1. Do not drop the unit. Protect it from sudden jars or shocks.
2. Do not insert foreign objects into any openings.
3. Do not attempt to disassemble the unit.
4. Do not crush the pressure cuff.
5. If the unit has been stored at temperatures below 0°C, leave it in a warm
place for about 15 minutes before using it. Otherwise, the cuff may not
inflate properly.
6. Do not store the unit in direct sunlight, high humidity or dust.
Easily Check Your Blood Pressure Readings
Against the JNC 7
*
Classification
If your systolic pressure falls in one category but your diastolic pressure in
another, your level is classified in the higher of the two categories.
* JNC 7: The Seventh Report of the Joint National Committee on Prevention,
Detection, Evaluation and Treatment of High Blood Pressure
National Institute of Health (NIH) Publication; No. 03-5233, May 2003
90
100
80
160
140
120
Stage 2 Hypertension
SBP 165
DBP 105
Blood Pressure Categories
e.g.:
e.g.:
e.g.:
e.g.:
Stage 1 Hypertension
SBP 150
DBP 95
Prehypertension
SBP 130
DBP 85
Normal
SBP 115
DBP 75
Systolic Blood Pressure (SBP)
Diastolic Blood Pressure (DBP)
about 5 minutes before taking the measurement.
• The following situations may cause substantial variations in blood
pressure readings and should therefore be avoided at least 30 minutes
prior to taking your blood pressure.
Blood pressure will be higher than usual:
- when you are excited or tense
- when you are taking a bath
- during exercising or soon after exercising
- when it is cold
- within one hour after eating
- after drinking coffee, tea or other beverages containing caffeine
- after smoking tobacco
- when your bladder is full
Blood pressure will be lower than usual:
- after taking a bath
- after drinking alcohol
7. Measurements may be impaired if this unit is used near a television,
microwave oven, X-ray equipment or other devices with strong electrical
fields. To prevent such interference, use the unit at a sufficient distance
from such devices or turn the devices off.
8. This unit is designed for use by adults. Consult with your physician
before using this unit on a child. Do not use on infants or toddlers.
9. This unit is not suitable for continuous monitoring during medical
emergencies or operations.
10. Do not use the unit for any purpose other than measuring blood
pressure. Do not use the unit together with other devices.
11. Improper handling of batteries may result in battery rupture or in
corrosion from battery leakage. Please observe the following to ensure
proper use of batteries.
a. Be sure to turn off the power after use.
b. Do not mix different types or sizes of batteries.
c. Change all batteries at the same time. Do not mix old and new batteries.
d. Be sure to insert batteries with correct polarity, as instructed.
e. Remove batteries when they are worn out, and dispose of them
properly according to all applicable environmental regulations.
f. Do not disassemble batteries or throw them into a fire.
g. Do not short-circuit batteries.
h. Do not attempt to recharge the batteries included with the unit.
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