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2.5 Caution
A. The uncomfortable or painful feeling may appear if using the device
ceaselessly, especially for the microcirculation barrier patients. It is
recommended that the sensor should not be applied to the same
finger for over 2 hours.
B. For the individual patients, there should be a more prudent inspecting
in the placing process. The device can not be clipped on the edema
and tender tissue.
C. The light (the infrared is invisible) emitted from the device is harmful to
the eyes, so the user and the maintenance man, can not stare at the
light.
D. Testee can not use enamel or other makeup on the finger.
E. Testee’s fingernail can not be too long.
F. The finger should be placed properly, or else it may cause inaccurate
measurement.
G. Do not shake the finger and keep at ease during using.
H. Do not put wet finger directly into oximeter.
I. The SpO
2
sensor should not be used at a location or limb tied with
arterial canal or blood pressure cuff or receiving intravenous injection.
L. Do not fix the SpO
2
sensor with adhesive or else it may result in ve-
nous pulsation and inaccurate measure of SpO
2
.
M. Make sure the optical path is free from any optical obstacles like rub-
berized fabric.
N. Excessive ambient light may affect the measuring result. It includes
fluorescent lamp, dual ruby light, infrared heater, direct sunlight and
etc.
O. Strenuous action of the subject or extreme electrosurgical interfer-
ence may also affect the accuracy.
3. TECHNICAL SPECIFICATIONS
A. Display mode:
OLED Display
B. Power supply requirement:
3.6V LiR2450 rechargeable cell×1
Supply voltage: 3.3V~4.2V
Continues working time: 4hours
ENGLISH
