Apthera IOL YAG Capsulotomy Technique & Pearls Test

1. What Nd:YAG capsulotomy technique is recommended when performing a YAG in an Apthera™ IOL implanted eye?

A. Conventional Circular

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B. Hinged Circular YAG Capsulotomy

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C. Cruciate

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2. What is the minimum dilated pupil size required for this procedure?

A. 3.23 mm

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B. 5.0 mm

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C. 7.0 mm

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D. 6.0 mm

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3. After confirming the dilated pupil size is at least 7.0 mm, what is the next recommended step for performing the Hinged Capsulotomy technique in an Apthera IOL implanted eye?

A. Identify the halfway point between the outer edge of the FilterRing™ component and the IOL optic edge

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B. Identify the outer edge of the FilterRing component

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C. Identify the center point of the FilterRing component

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D. Identify the IOL optic edge

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4. What level of energy should be used for this procedure?

A. Highest effective energy level necessary to efficiently open the capsule

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B. Lowest effective energy level necessary to efficiently open the capsule

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C. Initial setting of 1 mJ

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D. More than 1 mJ

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5. An important part of this technique is to leave the posterior capsular flap connected, maintaining an inferior hinge.

True

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False

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6. It is recommended to fire laser shots peripheral to and away from the outer edge of the FilterRing component.

True

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False

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7. What are the visualization pearls recommended for this procedure?

A. Ensure a 7.0 mm minimum pupil dilation

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B. Use a capsulotomy contact lens

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C. Use effective laser energy

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D. Ensure there is no hinge remaining

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E. A and B

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8. What are the laser pearls recommended for this procedure?

A. Fire laser shots peripheral to and away from the outer edge of the FilterRing component.

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B. Use the highest effective energy level necessary to ensure successful posterior
capsular opening

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C. Use the lowest effective energy level necessary to ensure successful posterior capsular opening

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D. Use a posterior laser offset to mitigate lens pitting

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E. A, C, and D

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9. What is the recommended size for the posterior capsule opening?

A. 5.0 – 5.5 mm

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B. 6.0 – 6.5 mm

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C. 3.5 mm

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D. 4.5 – 5.0 mm

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10. What is the recommended guidance for creating the posterior capsule opening with this technique?

A. Create a complete posterior capsular opening leaving a hinge between 4 and 8
o’clock

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B. Create a continuous posterior capsular opening leaving a hinge between 4 and 8 o’clock

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C. Create a discontinuous posterior capsular opening leaving a hinge between 5 and 7 o’clock

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D. Create a continuous posterior capsular opening leaving a hinge between 5 and 7
o’clock

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11. What actions should you take first, if the flap does not begin to retract out of the visual axis?

A. Place a laser shot through the center aperture

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B. Ensure that the laser treatment extends below the level of the visual axis leaving a hinge between 5 and 7 o’clock

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C. Reduce the width of the hinge

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D. Retrace your steps and place additional shots to break any remaining tissue bridges

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E. B, C, and D

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12. In the rare case where the capsule still does not retract after performing the first recommended steps, what are the recommended secondary actions you could take?

A. Carefully place a laser shot through the center aperture.

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B. Use an anterior offset

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C. Take care to not damage the lens and the FilterRing component

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D. Wait a week and ask the patient to return

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E. A and C

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13. To properly accomplish a YAG capsulotomy, avoid potential lens damage, or need for a secondary YAG capsulotomy procedure, strict adherence to the hinged circular YAG capsulotomy technique as described in this course, is critical.

True

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False

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14. Physicians should avoid focusing the laser beam directly on the embedded FilterRing component to avoid:

A. Damage to the YAG laser

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B. Damage to the capsulotomy contact lens

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C. Damage and potential release of carbon black

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D. The need for more laser energy

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15. YAG capsulotomies can be performed without damaging the Apthera IOL FilterRing component if the YAG laser is applied within this zone.

A. Damage zone (red)

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B. Damage zone (FilterRing component)

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C. At Risk zone (yellow)

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D. Safe zone (green)

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16. Laser shots applied in the central aperture zone (approx. 1 mm) are prone to ______________of visual impact from lens pitting. (Fill in the blank)

A. Reduced risk

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B. Increased risk

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C. No risk

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17. The area within approximately 0.27 mm from the outer edge of FilterRing component is prone to laser damage.

True

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False

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18. It’s important to fire laser shots peripheral to and away from the outer edge of the FilterRing component. However, if a laser shot is applied on the FilterRing component, ____________. (Fill in the blank)

A. Lens integrity is maintained.

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B. Damage to the FilterRing component can be seen

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C. Laser shots applied on the FilterRing component are of no consequence.

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D. No toxic chemicals are released.

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E. A, B, and D

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Apthera IOL YAG Capsulotomy Technique & Pearls Test

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