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Global Contact Lenses And Solutions Industry

Description II-24

Evolution II-24

Types of Silicone Hydrogel Lens Materials Available

Commercially II-25

Key Characteristics II-25

Mechanical Characteristics II-25

Surface Characteristics II-26

Lipid Deposition II-26

Special Designs II-26

Corneal Swelling Response with Silicone Hydrogel Lenses II-26

Low Incidences of Limbal Hyperaemia with Silicone Hydrogels II-26

Clinical Problems Associated with Silicone Hydrogel Lenses II-27

Silicone Hydrogels Lenses - Future Direction II-27

Disposable Soft Lenses II-27

Advantages II-28

Disadvantages II-28

Improper Usage of Disposable Lenses May Cause Corneal Damage II-28

Classification of Contact Lenses by Use II-28

Daily Wear Lenses II-28

Daily Wear Hard Lens II-29

Daily Wear Soft Lens II-29

Daily Wear Hard Gas-Permeable Lens II-29

Extended Wear Lenses II-29

Soft Lenses for Extended Wear II-30

Hard Gas-Permeable Lenses for Extended Wear II-30

Contact Lens Care Solutions II-30

Description II-30

Laxity in Proper Lens Care: Main Cause of Infections II-31

Contact Lens Manufacturing Process II-31

Stages Involved in RGP Lenses Manufacturing II-31

Stages Involved in Conventional Soft Lenses Manufacturing II-32

Stages Involved in Disposable Contact Lenses Manufacturing II-32

Corneal Oxygen and Contact Lens Wear II-33

Corneal Oxygen Requirement II-33

Transmission of Oxygen Through Lenses II-33

Endothelial Response to Contact Lens Hypoxia II-33

Ocular Disorders Corrected by Contact Lens Use II-33

Myopia II-33

Hyperopia II-34

Astigmatism II-34

Presbyopia II-34

Aphakia II-34

Methods for Vision Correction Using Contact Lenses II-35

Monovision II-35

Orthokeratology II-35

Complications Arising Out of Contact Lens Use II-35

Dehydration II-35

Protein and Lipid Deposition II-35

Contact Lens Usage at Work II-36

Specific Hazards Associated with Wearing Soft Contact Lenses II-36

Specific Hazards Associated with Wearing Hard Contact Lenses II-36

Wearing Contact Lenses While Using Respirators II-36

Employer's Responsibility for Safe Work Conditions for

Contact Lens Wearers II-37

Contact Lenses in Sports II-37

Specialized Contact Lenses for Sports II-37

Regulations Impacting the Industry II-37

Clinical Safety Trials - A Must in the US II-37

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