Shenzhen PM-9000 Express Manuel de l'opérateur télécharger pdf (Page 173)

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101

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Concentration of dysfunctional hemoglobin, such as carboxyhemoglobin and

methemoglobin;

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SpO2 too low;

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Low circular perfusion of the applied part;

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Shock, anemia, low temperature and application of vasomotor all reduce the arterial

blood flow and may affect the pulse oximetry measurement.

The absorption of oxyhemoglobin (HbO2) and deoxyhemoglobin to the light of special

wavelength may also affect SpO2 measurement. If there exist other substances (like carbon

hemoglobin, methemoglobin, methylene blue and indigo carmine) absorbing the light of the

same wavelength, they may result in false or low SpO2 reading.

12.2.5 SpO2 Setup Menu

Selecting the SPO2 label in the parameter window opens the following menu.

Figure 12-3 SpO2 Setup Menu

You can perform the following settings in this menu.

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ALM SpO2 alarm on/off status

ON: When a SpO2 alarm occurs, the monitor gives alarm

indications and stores the alarm;

OFF: When a SpO2 alarm occurs, the monitor neither gives

alarm indications nor stores the alarm;

When OFF is selected, the

icon is displayed on the right

of the SPO2 label.

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Shenzhen PM-9000 Express Manuel de l'opérateur Page 173

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