How To Optimize Oct Scan Quality - Nikon Optos Monaco P200TE Guia Del Usuario

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No. Description
Center controls.
Center adjustment positions the OCT scan towards the vitreous or choroid.
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Select + for fine movements to move the scan towards the vitreous
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Select - for fine movements to move the scan towards the choroid
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Select the open area above or below the - and + for larger movements
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SNR indicator.
Hand control.
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When the live OCT feed is displayed the hand control may be used to adjust the scan. You can toggle
between XYZ and OCT modes using the toggle button on the hand control.
OCT scan view.
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Before capturing a scan this shows the live OCT feed
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After capturing a scan this shows the OCT alignment at time of capture
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Focus controls.
Focus adjustment moves the focus within the OCT scan towards the retina or choroid.
Select + for fine focus adjustments to move the focus within the OCT scan towards the
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vitreous
Select - for fine focus adjustments to move the focus within the OCT scan towards the
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choroid
Select the open area above or below the - and + for larger focus adjustments
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Alignment guides.
OCT setup.
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You can run individual auto-routines if the patient has changed position since alignment.
Select the auto-routine you want to run or select
10 Cancel OCT. Exits OCT capture.
Location adjustment control.
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Select to move the scan within the frame and center the scan on the desired area
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3.2.8.3 How to optimize OCT scan quality

The following advice will help you optimize your OCT scan quality.
Ensure the live OCT feed is centered and level. Use the center control to adjust the scan position.
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Moving the scan slightly upwards improves the SNR values. See Center controls. above .
Adjust the focus control to increase the signal strength. See Focus controls. above .
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The live OCT feed should fill the width of the touch screen. If there is signal loss on the edges, it could
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be that the patient's pupil is no longer aligned. Select
Ensure the patient blinks before capturing the image so that the cornea is lubricated.
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Adjust the patient's head to ensure that the scan is not tilted.
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Part Number: G108707/8GCA
Copyright 2018, Optos plc. All rights reserved.
Redo OCT
setup.
Cancel
and repeat the alignment process.
Chapter 3 - How to...
Page 47 of 76
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