Welch-allyn SureSight Vision Screener - User Manual Manual de usuario descargar pdf (Pagina 21)

Important Operating Tips

To insure accurate results and quick tests:

• Ambient Lighting:

- Don’t perform by uncovered windows

- Dimmed light can help for adults w/small pupils

• Too dim can make it harder to find the pupil for those with dark eyes.

• Entry Angle

- Position unit straight and level with patient

- Rotate

unit to test left eye

• Fixation: “Look at the red light”

- Remind patient and monitor fixation

• Correct Distance/Not Taking Readings?

- Are you square and level?

- Scan around the pupil

- Ask patient if they see the red light

Helpful hints for testing pre-schoolers

• Helpful phrases that will grab the child’s attention.

- “look into the video camera while I take a movie of you”

- “look in the green circle at the red dot inside and you will hear a little

birdie chirp”

- “look at the red dot inside the flashing green lights and tell me when it

changes color”

• Helpful tips to keeping a child still while administering the test.

- have child sit in his/her parent’s lap

- have child lie down

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Welch-allyn SureSight Vision Screener - User Manual Manual de usuario Pagina 21