
1.5 Attention for Operation
A. Before use check and confirm that the people or finger size were applicable;
B. Before use check and confirm that the environment should be non- combustible
material, as well as to avoid high or low temperature and humidity, but also need to pay
attention to the following:
a) To avoid glare and direct sunlight exposure;
b) To avoid radiation infrared or ultraviolet radiation;
c) Avoid contact with the organic solvent, mist, dust, corrosive gases;
C. The equipment should not be used at a location or limb tied with arterial canal or
blood pressure cuff or receiving intravenous injection;
D. The equipment may not work normally on microcirculation barrier patients,Warm or
rub the finger, or re-position the equipment could improve the measurement.
E. The ray between photo detector and light emitting diode should across patient's
arteriole.
F. The patient should not use enamel or other makeup;
G. Avoid to insert a wet finger into the probe.
-----------------------------------------------------------------------------------------------------
Notes:
A. The user should fully insert the finger into the probe;
B. It is recommended to let the LED light shine directly on the nail(Figure 4);
C. Don't shake the finger and try to keep still during the measurement.