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24 Cards in this Set
- Front
- Back
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Initially marketed under the name Acuvue Advance; had questions regarding lipid deposition on the lens
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Acuvue Advance Plus
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Acuvue Advance Plus disposal schedule
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2 week
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The type of moisture system in Acuvue Advance CLs (and MOA of system)
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the AQUA moisture system
-helps with initial wetting and comfort -resists lipid deposition as the day goes on -binds with the lens surface |
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those lenses with a high Dk also have a high _______
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modulus
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those lenses with a high Dk also have a low __________
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water content
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the 2 lenses that are exceptions to the modulus and water content relationship are
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Biofinity and Avaira
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soft torics need to be able to do these 3 things
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stay stable on the eye, when open
stay stable on the eye upon blinking stay stable on the eye upon eye movements |
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this is a type of soft toric stabilization that has zones of stability at 2,4,8 and 10 oclock
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accelerated stabilization design
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Acuvue Advance typically rotates (nasal, 0, temporal)
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nasal to 0
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Acuvue Oasys for Astigmatism typically rotates (nasal, 0, temporal)
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0
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toric marks for Acuvue Oasys/Advance
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12 and 6
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toric marks for Air Optix for Astig
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3,6,9 oclock
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cyls available for Air Optix
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-0.75, -1.25, -1.75, -2.25
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type of stabilization design for Air Optix
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8/4 precision balance design
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Air Optix for Astig has tendency to rotate (nasal, 0, temporal)
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0 (96% of eyes +/- 5 degrees of rotation)
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Biofinity Toric available cyls
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-0.75, -1.25, -1.75, -2.25
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Biofinity Toric available spheres
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-6.00 to +8.00
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Biofinity Toric available axes
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010 degree steps around the clock
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Wear schedule for Biofinity Toric
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7 day EW approved, monthly replacement
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Biofinity Toric has tendency to rotate (nasal, 0, temporal)
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0 to slightly nasal
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Purevision Toric tendency for (nasal, 0, temporal)
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slight tendency for temporal rotation
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Purevision 2 Torics have what type of stabilization design?
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4 and 8 stabilization aspheric design, with the most oxygen trasmission as compared to other major CLs manufacturers
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Soft Toric CLs are more notorious for this than are Soft Sphere Lenses
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inferior neovascularization
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when refitting a Pt that has been in a hydrogel toric soft lens to a SiHy lens, make sure to give Patient sufficient time for the cornea to
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rehabilitate (and for the subsequent refractive changes to occur) - typically 1-3 weeks
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