Clinical Restrictions - PULOX PO-200 Mode D'emploi

3.2 Caution
1. The finger should be placed properly (see the attached illustration of this
manual, Figure 5), or else it may cause inaccurate measurement.
2. The SpO sensor and photoelectric receiving tube should be arranged in
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a way with the subject's arteriole in a position there between．
3. The SpO sensor should not be used at a location or limb tied with
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arterial canal or blood pressure cuff or receiving intravenous injection.
4. Make sure the optical path is free from any optical obstacles like
rubberized fabric.
5. Excessive ambient light may affect the measuring result. It includes
fluorescent lamp, dual ruby light, infrared heater, direct sunlight and etc.
6. Strenuous action of the subject or extreme electrosurgical interference
may also affect the accuracy.
7. Testee can not use enamel or other makeup.

3.3 Clinical Restrictions

1. As the measure is taken on the basis of arteriole pulse, substantial
pulsating blood flow of subject is required. For a subject with weak pulse
due to shock, low ambient/body temperature, major bleeding, or use of
vascular contracting drug, the SpO
this case, the measurement will be more sensitive to interference.
2. For those with a substantial amount of staining dilution drug (such as
methylene blue, indigo green and acid indigo blue), or carbon monoxide
hemoglobin (COHb), or methionine (Me+Hb) or thiosalicylic hemoglobin,
and some with icterus problem, the SpO
may be inaccurate.
3. The drugs like dopamine, procaine, prilocaine, lidocaine and butacaine
may also be a major factor blamed for serious error of SpO
4. As the SpO
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anoxia and toxic anoxia, some patients with serious anemia may also
value serves as a reference value for judgement of anemic
Figure 1
waveform (PLETH) will decrease. In
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determination by this monitor
2
EN
measure.
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