Volume, Sensitivity, Averaging time – Physio-Control LIFEPAK 15 User Manual

Page 76: Monitoring spo2, spco, and spmet

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LIFEPAK 15 Monitor/Defibrillator Operating Instructions

Monitoring SpO2, SpCO, and SpMet

Volume

To adjust the pulse tone volume:

Sensitivity

The sensitivity setting allows you to adjust the oximeter to either

NORMAL

or

HIGH

for differing

perfusion states.

To adjust sensitivity:

1. Outline and select the SpO

2

area on the Home Screen.

2. Select

SENSITIVITY

and then select

NORMAL

or

HIGH

.

Note:

NORMAL

sensitivity is recommended for most patients. The

HIGH

sensitivity setting allows

SpO

2

monitoring under low perfusion states, such as the severe hypotension of shock. However,

when SpO

2

sensitivity is set to

HIGH

, the signal is more susceptible to artifact. Monitor the

patient closely when using the

HIGH

sensitivity setting.

Averaging Time

Averaging time allows you to adjust the time period that is used to average the SpO

2

value.

To adjust averaging time:

1. Outline and select the SpO

2

area on the Home Screen.

2. Select

AVERAGING TIME

and then select one of the following:

• 4 Seconds

• 8 Seconds

• 12 Seconds

• 16 Seconds

Note:

Averaging time of 8 seconds is recommended for most patients. For patients with rapidly

changing SpO

2

values, 4 seconds is recommended. Use a 12- or 16-second time period when

artifact is affecting the performance of the pulse oximeter.

1. Rotate the SPEED DIAL to outline the SpO

2

area on the Home Screen.

2. Press the SPEED DIAL.

3. Highlight and select SPO2 VOLUME.

4. Rotate the SPEED DIAL to the desired

volume.

5. Press the SPEED DIAL to set the volume.

SpO2_SpCo_SpMet

Parameter

SpO2 Volume

Sensitivity

Averaging Time

SpO2

Normal

8 Seconds

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