UNIT 2: Contact Lens Care Flashcards
(40 cards)
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.
2
Q
The Big 8
A
- 57% don’t always wash their hands before
removing their lenses. - 59% do not rinse and rub clean their lenses after
removal. - 63% rinse their lenses in less than 10 seconds.
- 85% do not clean their contact lens case at least
once a month. - 79% do not clean their contact lens case in
accordance with the frequency of wear. - 83% do not clean their contact lens case with
contact lens solution. - 83% do not check the expiry date of the contact
lens solution several times. - 86% over wear their 2 weekly and monthly
lenses.
3
Q
The Big 5
A
- Dirty Hands
- Incorrect Rub & Rinse
- Dirty Lens Cases
- Over Wear of Lenses
- Expiry Date of Solution
4
Q
Lens Wear
A
- Wearing lenses longer than the scheduled
replacement. - 6 month
- 3 month
- Monthly
- 2 week
- Weekly
- Daily
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
6
Q
Simplied Lens Wear - Continuous Wear
A
- Alcon Air Optix Night & Day
- B&L PureVision2
- Vistakon Acuvue Oasys
- Paragon HDS 100
- Menicon Z
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
8
Q
Simplified Lens Care - Gas Permeable Systems
A
- B&L Boston Simplus Multi-Action Solution
- Menicon Unique pH Multipurpose
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
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)
11
Q
Contact Lens Cleaners
A
- Surfactant (Daily)
- Lipid
- Mucus
- Inorganic Deposits
- Micro-Organisms
- Enzyme
- Protein
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
- Most require a minimum four to six hours in
- Oxidative (Hydrogen Peroxide):
- Peroxide Disinfection
- Neutralization
- Disc Catalyst, Solution/Tablet, Dilution
- Ultraviolet
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
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)
15
Q
Hydrating Agents
A
- Hyaluronate (Biotrue), (AMO Blink Contacts
Lubricant) - Hydroxypropylmethylcellulose (HMPC) (AMO Complete Blink & Clean) , (AMO Oxysept Ultracare)
16
Q
Demulscents
A
- Propylene Glycol (Opti-Free Replenish)
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
Bausch + Lomb : Peroxiclear
- 3% Peroxide
- 4Hr Disinfection
- Platinum disc case
26
Ultraviolet Disinfection
- Purilens, The lifestyle company:
- UVC Germicidal Light
- Hydrodynamic shear
- Preservative free purilens solution
- 15 min automatic cleaning & disinfection
27
GP Lens Solutions
- 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
Wetting & Soaking
- Bausch & Lomb:
- Boston Original Formula Conditioning
- Boston Advance comfort formula conditioning
- Optikem:
- Sereine wetting/ soaking
29
Cleaning/ Disinfecting/ Storage
- Lobo Laboratories:
- Optimum Cleaning, Disinfecting & Storage
- Optikem:
- Sereine Soaking/ Cleaning
30
Surfactant Cleaners
- Alcon:
- Opti Free Daily Cleaner
- Lobob:
- Optimum Extra Strength Cleaner
- Optikem:
- Sereine Cleaner
- Bausch + Lomb:
- Boston Advance Cleaner
31
All-In-One
- Bausch + Lomb:
- Boston Simplus Multi- Action
- Menicon ( Formerly Alcon):
- Unique pH Multi- Purpose
- Alcon:
- Clear Care Plus
32
B + L Simplus
- Wetting
- Daily Cleaner
- Soaking
- Lubricant
- Preservatives:
- Chlorhexidine
- Polyaminopropyl Biguanide
33
Menicon Unique pH
- Wetting
- Cleaning
- Soaking
- Lubricant
- Preservative:
- Polyquad
34
Menicon Deluxe Starter Kit
- Daily Lens Care Excellence: Menicon Unique pH
- Biweekly Cleaning Efficacy: Menicon Progent
- Extend Wearing Comfort
35
Enzyme Cleaners
- 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
Alcon OptiFree Supra Clens
- 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
AMO Ultrazyme
- Use with Ultracare disinfecting
solution/neutralizer
- Works in a single step, as little as 15 minutes for
cleaning.
38
Alcon: Unizyme
- 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
Boston One Step Liquid Enzyme
- Recommended once a week
- Works in lens case as you disinfect your lenses
40
Accessory Solutions
- Lubricant/ Rewetting Drops:
- Keep lenses moist
- Loosen deposits
- Artificial Tears/ Ocular Lubricants:
- Decrease dry eye symptoms
- Decongestants:
- Decrease conjunctival injection
