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OPT 2501 Contact Lens Theory 2 > UNIT 2: Contact Lens Care > Flashcards

UNIT 2: Contact Lens Care Flashcards

1
Q

Lens Care

A
  • 74% of patients with at least one aspect of contact
    lens care.
  • Noncompliance may lead to corneal ulcers,
    allergic reactions, and lens deposits.
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2
Q

The Big 8

A
  1. 57% don’t always wash their hands before
    removing their lenses.
  2. 59% do not rinse and rub clean their lenses after
    removal.
  3. 63% rinse their lenses in less than 10 seconds.
  4. 85% do not clean their contact lens case at least
    once a month.
  5. 79% do not clean their contact lens case in
    accordance with the frequency of wear.
  6. 83% do not clean their contact lens case with
    contact lens solution.
  7. 83% do not check the expiry date of the contact
    lens solution several times.
  8. 86% over wear their 2 weekly and monthly
    lenses.
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3
Q

The Big 5

A
  1. Dirty Hands
  2. Incorrect Rub & Rinse
  3. Dirty Lens Cases
  4. Over Wear of Lenses
  5. Expiry Date of Solution
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4
Q

Lens Wear

A
  • Wearing lenses longer than the scheduled
    replacement.
  • 6 month
  • 3 month
  • Monthly
  • 2 week
  • Weekly
  • Daily
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5
Q

Simplified Lens Wear - Daily Disposable

A
  • B&L Biotrue One- Day
  • Alcon Dailies Total 1
  • Vistakon 1 Day Acuvue Trueye
  • CooperVision Clariti 1 Day
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6
Q

Simplied Lens Wear - Continuous Wear

A
  • Alcon Air Optix Night & Day
  • B&L PureVision2
  • Vistakon Acuvue Oasys
  • Paragon HDS 100
  • Menicon Z
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7
Q

Simplified Lens Care - Soft Lens Systems

A
  • Alcon Opti Free PureMoist MPS
  • Alcon Opti Free Replenish MPS
  • AMO RevitaLens OcuTec MPS
  • B&L Biotrue MPS
  • Sauflon All in One Lite
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8
Q

Simplified Lens Care - Gas Permeable Systems

A
  • B&L Boston Simplus Multi-Action Solution
  • Menicon Unique pH Multipurpose
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9
Q

Contact Lens Pharmacology

A
  • Tonicity: Salt 0.9%
  • pH: Acid\Base 7.0 - 7.4
  • Buffer: pH Shift 6.6 - 7.8
  • Preservatives: Bottle Protection
  • Disinfectant: Ocular Protection
  • Viscosity: Thickness
  • Wetting Agent: Wetting Angle
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10
Q

Preservatives/ Disinfectants

A
  • Thimerosal
  • Chlorhexidine ( Boston Simplus )
  • Sorbic Acid, Potassium Sorbate
  • Polyaminopropyl Biguanide (Bioture), (Boston
    Simplus)
  • Polyquad (Opti-Free Pure Moist), (Unique pH)
  • Aldox (Opti-Free Pure Moist)
  • Polyhexanide (Aquify)
  • Polyquaterernide (Revitalens Ocutec), (Biotrue)
  • Alexidine Dihydrochloride (Revitalens Ocutec)
  • Edetate Disodium (Biotrue), (Opti-Free Pure
    Moist), (Revitalens Ocutec)
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11
Q

Contact Lens Cleaners

A
  • Surfactant (Daily)
    • Lipid
    • Mucus
    • Inorganic Deposits
    • Micro-Organisms
  • Enzyme
    • Protein
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12
Q

Soft Lens Disinfection Systems

A
  • Thermal:
    • 80 to 95 degrees for 15/30 minutes
  • Chemical:
    • Most require a minimum four to six hours in
      disinfectant
  • Oxidative (Hydrogen Peroxide):
    • Peroxide Disinfection
    • Neutralization
      • Disc Catalyst, Solution/Tablet, Dilution
  • Ultraviolet
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13
Q

Chemical Disinfection

A
  • Alcon:
    • Opti Free PureMoist MPS
    • Opti Free Replenish MPS
  • AMO
    • RevitaLens Ocutec MPS
    • Complete MPS Easy Rub
  • Bausch & Lomb
    • Biotrue Multi Purpose
    • Renu Fresh Multi Purpose
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14
Q

Wetting Agents: Surfactants (block co-polmers)

A
  • Tetronic 904 (Revitalens Ocutec)
  • Tetronic 1304 and C9 - ED3A (Opti-Free Pure
    Moist)
  • Poloxamide (Biotrue)
  • Poly (oxyethylene), poly (oxybutylene), EOBO
    (Opti-Free Pure Moist)
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15
Q

Hydrating Agents

A
  • Hyaluronate (Biotrue), (AMO Blink Contacts
    Lubricant)
  • Hydroxypropylmethylcellulose (HMPC) (AMO Complete Blink & Clean) , (AMO Oxysept Ultracare)
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16
Q

Demulscents

A
  • Propylene Glycol (Opti-Free Replenish)
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17
Q

Opti-Free PureMoist MPDS

A
  • Hydraglyde moisture matrix works independently
    of the tear film to keep moisture on the lens.
  • Provides comfort and moisture from morning to
    night.
  • Clinically proven to reduce lipid deposition.
  • Dual disinfection with EDTA
18
Q

AMO Revitalens Ocutec

A
  • Cleans, rinses, disinfects, remove protein, stores
    and conditions soft (hydrophilic) contact lenses,
    including silicone hydrogel lenses.
19
Q

Developing MPS beyond block co-polymer surfactants

A
  • Block co-polymers have been in MPS solutions for
    20yrs.
  • Addition natural humectants such as HA, bring
    moisture to surface of the lens.
  • HA+ surfactants work together to creat a matric of
    moisture around the lens. ( up to 20hrs )
20
Q

Oxidative Disinfection

A
  • Abbott Medical Optics (AMO)
    • Oxysept Ultracare
  • Alcon
    • Clear Care
    • Clear Care Plus
  • Bausch & Lomb
    • Peroxi Clear
21
Q

AMO: Oxysept Ultracare

A
  • Contains peroxide to protect your lenses from
    microbes.
  • Exclusive one-step system, featuring a unique
    neutralizer tablet with a natural vitamin b12 color
    indicator. (6hrs)
  • Neutralizing tablet is coated with HPMC (retains
    and seals in surface moisture)
22
Q

Alcon : Clear Care

A
  • One bottle, no rub hydrogen peroxide-based lens
    care solution.
  • Be used in the provided lens case with built-in the
    neutralizer.
  • Never put directly into the eye.
  • Never rinse prior to insertion into the eye.
    The solution must be neutralized.
  • Soak for atleast 6 hrs prior to insertion of the eye.
23
Q

Alcon: Clear Care Plus

A
  • One bottle, no rub hydrogen peroxide-based lens
    care solution.
  • Has the same cleaning power as Clear Care but is
    formulated with exclusive HydraGlyde Moisture
    Matrix technology.
  • Always soak lenses in the provided lens care for
    at least 6 hrs prior to inserting into the eye.
24
Q

What role does hydrogen peroxide play in the Comfort equation?

A
  • Great for patients with:
    • Sensitive eyes
    • Have solution-related allergies
    • Experience build-up on their lenses
25
Q

Bausch + Lomb : Peroxiclear

A
  • 3% Peroxide
  • 4Hr Disinfection
  • Platinum disc case
26
Q

Ultraviolet Disinfection

A
  • Purilens, The lifestyle company:
    • UVC Germicidal Light
    • Hydrodynamic shear
    • Preservative free purilens solution
    • 15 min automatic cleaning & disinfection
27
Q

GP Lens Solutions

A
  • Wetting:
    • Transform hydrophobic to hydrophillic
    • Keeps Lens Clean & Acts as buffer
  • Soaking/ Disinfecting:
    • Kills microbes, helps clean
    • Maintain equilibrium, improves wetting
  • Cleaning:
    • Surfactant: Removes Deposits
    • Enzyme: Removes Protein
28
Q

Wetting & Soaking

A
  • Bausch & Lomb:
    • Boston Original Formula Conditioning
    • Boston Advance comfort formula conditioning
  • Optikem:
    • Sereine wetting/ soaking
29
Q

Cleaning/ Disinfecting/ Storage

A
  • Lobo Laboratories:
    • Optimum Cleaning, Disinfecting & Storage
  • Optikem:
    • Sereine Soaking/ Cleaning
30
Q

Surfactant Cleaners

A
  • Alcon:
    • Opti Free Daily Cleaner
  • Lobob:
    • Optimum Extra Strength Cleaner
  • Optikem:
    • Sereine Cleaner
  • Bausch + Lomb:
    • Boston Advance Cleaner
31
Q

All-In-One

A
  • Bausch + Lomb:
    • Boston Simplus Multi- Action
  • Menicon ( Formerly Alcon):
    • Unique pH Multi- Purpose
  • Alcon:
    • Clear Care Plus
32
Q

B + L Simplus

A
  • Wetting
  • Daily Cleaner
  • Soaking
  • Lubricant
  • Preservatives:
    • Chlorhexidine
    • Polyaminopropyl Biguanide
33
Q

Menicon Unique pH

A
  • Wetting
  • Cleaning
  • Soaking
  • Lubricant
  • Preservative:
    • Polyquad
34
Q

Menicon Deluxe Starter Kit

A
  • Daily Lens Care Excellence: Menicon Unique pH
  • Biweekly Cleaning Efficacy: Menicon Progent
  • Extend Wearing Comfort
35
Q

Enzyme Cleaners

A
  • Alcon:
    • Optifree supraclens daily protein cleaner
  • AMO:
    • Ultrazyme Enzymatic Cleaner
  • Ciba:
    • Unizyme
  • B & L:
    • Boston One Step Liquid Enzymatic Cleaner
  • Menicon:
    • Progent Biweekly Cleaner
36
Q

Alcon OptiFree Supra Clens

A
  • Daily protein remover is designed to make GP and
    Soft Lens wear more comfy by enhanced
    cleaning.
  • 1 drop in the lens case overnight
37
Q

AMO Ultrazyme

A
  • Use with Ultracare disinfecting
    solution/neutralizer
  • Works in a single step, as little as 15 minutes for
    cleaning.
38
Q

Alcon: Unizyme

A
  • Protein removal for all contact lenses
  • Unique versatility for use with all lens care
    systems and lens types
  • Active ingredient Subtilsin A ( highly effective with
    improved long-term comfort)
39
Q

Boston One Step Liquid Enzyme

A
  • Recommended once a week
  • Works in lens case as you disinfect your lenses
40
Q

Accessory Solutions

A
  • Lubricant/ Rewetting Drops:
    • Keep lenses moist
    • Loosen deposits
  • Artificial Tears/ Ocular Lubricants:
    • Decrease dry eye symptoms
  • Decongestants:
    • Decrease conjunctival injection

OPT 2501 Contact Lens Theory 2 (4 decks)

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