MD300M
3 Take a Measurement
3.1 Probe Connection
Insert the SpO
probe to the socket, as shown in Fig.3-1. If the SpO
2
from the unit, "Probe Off" will appear in the status column.
Notes:
Please check the SpO
probe compatibility before use, the probe should meet the
2
ISO80601-2-61.
Select the suitable probe in terms of type and dimension. Attach the sensor to the
appropriate site of the user's finger, refer to Fig.3-2.
Fig.3-2 placement of the sensor
If the finger is not in the probe, "Finger off" will be shown.
3.2 Basic Operation
Press and hold the power switch for 3 seconds to power the device on. After several seconds,
the measuring screen will be displayed as follows.
PULSE OXIMETER
probe is disconnected
2
Fig.3-1
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INSTRUCTION MANUAL
Fig.3-3 Wave display
Description of measurement screens:
1. Measuring: The pulse oximeter is in the status of measuring.
It shows "Finger off" when there is no finger inserted or no signal is detected.
It shows "Probe off" when the probe is not connected to the pulse oximeter.
2. %SpO
: SpO
display area
2
2
It shows the oxygen saturation level of functional hemoglobin during normal measurement.
The color of the SpO
value will become red when the SpO
2
It shows two dashes throughout probe off and finger out conditions.
3. 100: SpO
high alarm limit; 90: SpO
2
2
4.
: Pulse bar
5. 100: PR high alarm limit; 060: PR low alarm limit.
6. PRbpm: PR area of display
It shows the pulse rate in beats per minute during normal measurement.
The color of the PR value will become red when the PR is beyond the alarm limits.
It shows three dashes throughout probe off and finger out conditions.
7. ID: 001, the ID number of the current patient is 001.
8. 12:00: The current time.
9. PI%: Perfusion Index indicator display area.
Note: When no signal is detected or no operation, one minute later the pulse oximeter will
automatically turn off the screen display and enter into standby status.
3.3 Factors that may affect the measurement
Warnings!
The measurement would not be performed if the following instances come across in
operation:
1) Shock
Fig.3-4 Digital display
is beyond the alarm limits.
2
low alarm limit.
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MD300M