Contact Lenses
Реклама. ООО «ЛитРес», ИНН: 7719571260.
Оглавление
Johannes Karl Fink. Contact Lenses
Table of Contents
List of Illustrations
List of Tables
Guide
Pages
Contact Lenses. Materials, Chemicals, Methods and Applications
Preface
Acknowledgements
1. Types of Lenses. 1.1 History of Contact Lenses
1.2 Materials
1.3 Monomers
1.3.1 Monomers for Block Copolymers
1.3.2 Silicone Acrylamides
1.4 Soft Lenses. 1.4.1 Hydrogels
1.4.1.1 Polymerizable Contact Lens Formulations
1.4.1.2 Surface Treatment for Silicone Hydrogel Contact Lenses
1.4.1.3 Hydrophilicity Improvement
1.4.1.4 Interpenetrating Polymer Network Hydrogel Contact Lenses
1.4.1.5 Poly(olefin) Contact Lenses
1.4.1.6 Carboxy Betaine Ester
1.4.1.7 Silver Nanoparticles
1.4.1.8 Transparent Hydrogel Membrane
1.4.2 PVA Hydrogel
1.4.3 Clear Contact Lenses
1.5 Water Absorbable Formulations
1.6 Bandage Contact Lenses
1.6.1 Antimicrobial Bandage Contact Lens
1.7 Functional Contact Lenses. 1.7.1 Remote Health Monitoring
1.7.2 Graphene Oxide Nanocolloids
1.7.3 Diabetic Diagnosis. 1.7.3.1 Tear Glucose Analysis
1.7.3.2 Wireless Smart Contact Lenses
1.7.3.3 Capacitive Sensing
1.7.4 Target Analyte Sensing
1.7.5 Adaptive Tuning
1.7.6 Wireless Communication
1.7.7 Glucose Biosensors
1.7.8 Cancer Detection
1.8 Scleral Contact Lenses
1.8.1 Fabrication of Scleral Lenses
1.8.2 Scleral Lens Fitting
1.8.3 Ocular Drug Delivery Systems
1.9 Multifocal Contact Lenses
1.9.1 Bifocal Contact Lenses
1.9.2 Silicone Hydrogels
1.9.3 Non-Silicone Hydrogels
1.9.4 Tilted-Wear Type Contact Lenses
1.9.5 Neutral Density Filters
1.10 Augmented Reality Contact Lens Systems
1.10.1 Electronic Contact Lenses
1.10.2 Smart Contact Lenses
1.10.3 Wearable Smart Contact Lenses
1.10.4 Collimated Light-Emitting Diodes
1.11 Siloxane Macromers
1.11.1 Silicone Urethane Polymers
1.12 Oxygen-Permeable Lenses. 1.12.1 Extended Wear Lenses
1.12.2 Structures for Thick Payloads
1.13 Natural Protein Polymer Contact Lenses
1.14 Ultrathin Coating
1.15 Anti-Biofouling Contact Lenses. 1.15.1 Phosphorylcholine
1.15.1.1 Improvement of Properties
1.15.1.2 Surface Grafting
1.15.1.3 Silicone Hydrogels
1.15.1.4 Grafted Silicone Hydrogels
1.15.2 2-Hydroxyethyl methacrylate
1.15.3 Chitosan
1.16 Drug Delivery via Hydrogel Contact Lenses. 1.16.1 Hydrogels with Phosphate Groups
1.16.2 Ophthalmic Drug Delivery
1.17 Simulation Methods. 1.17.1 Ocular Topography Parameters
1.17.2 Rigid Gas-Permeable Lenses
1.17.3 Computerized Videokeratography
References
2. Fabrication Methods. 2.1 Computer-Aided Contact Lens Design and Fabrication
2.1.1 Spline-Based Mathematical Surfaces
2.1.2 Corneal Refractive Therapy Program
2.2 Contact Lenses with Selective Spectral Blocking
2.3 Colored Contact Lenses
2.3.1 Hard Colored Contact Lenses
2.4 Decentered Contact Lenses
2.5 Stabilized Contact Lenses
2.6 Additive Manufacturing
2.7 Mold Process. 2.7.1 Injection Molding
2.7.2 Cast Molding
2.7.3 Two-Part Mold Assembly
2.8 Reactive Ion Etching
2.9 Electrospinning
2.9.1 Creating Electrospun Contact Lens Structures
2.9.2 Electrospinning Controlled Polymer Fibril Matrices
2.9.3 Electrospinning of a Prepolymer Solution
2.10 Rigid Plastic Lenses. 2.10.1 Rigid Gas-Permeable Contact Lenses
2.11 Soft Plastic Lenses. 2.11.1 Layer-by-Layer Deposition. 2.11.1.1 Wettable Coating
2.11.1.2 Material Release
2.11.2 Electron-Beam Irradiation Polymerization
2.11.3 Shaping and Cutting
2.12 Coating Methods. 2.12.1 Zwitterionic Coating
2.12.2 Antibacterial Nanocoating
2.13 Disinfection of Contact Lenses
2.13.1 Hydrogen Peroxide and Fibrous Catalyst
2.13.2 Hydrogen Peroxide and Metal Catalyst
2.13.3 Removing Hydrogen Peroxide
2.14 Integrated Microtubes
2.15 Injection Molding. 2.15.1 Aspheric Contact Lenses
2.16 Handling Tools
2.16.1 Insertion Tool
2.16.2 Insertion Tool
References
3. Properties
3.1 Ophthalmic Compatibility Requirements
3.2 Standards
3.2.1 Tensile Properties of Plastics
3.2.2 Tear-Propagation Resistance
3.2.3 Oxygen Gas Transmission Rate
3.2.4 Biomaterials
3.2.5 Eye Protectors
3.3 Eye Model with Blink Mechanism
3.4 Assessment of Cytotoxic Effects
3.4.1 Draize Eye Irritation Test
3.4.2 Acute Eye Irritation Testing
3.4.3 Benzalkonium Chlorides
3.4.4 Residual Monomer Content
3.5 Special Functions
3.5.1 Intraocular Pressure
3.5.1.1 Continuous Wear Contact Lens Sensor
3.5.2 Coating Thickness
3.6 Cleaning of Contact Lenses
3.7 Biofouling
3.8 Wettability
3.8.1 Blister Pack Solutions
3.8.2 Captive Bubble Method
3.8.2.1 Exemplary Tests
3.8.3 Tethered Hyaluronic Acid-Based Coatings
3.9 Material Properties and Antimicrobial Efficacy
3.10 Microscopic Examination
3.10.1 X-Ray Photoelectron Spectroscopy
3.10.1.1 Exemplary Tests
3.10.2 Atomic Force Spectroscopy
3.10.2.1 Exemplary Tests
3.10.3 Electrochemical Impedance Spectroscopy
3.10.4 Scanning Electron Microscopy
3.10.4.1 Exemplary Tests
3.11 Schirmer Tear Test
3.12 Ocular Surface Disease Index Test
3.13 Corneal Fluorescein Staining Test
3.14 Ion Permeability. 3.14.1 Ionoflux Technique
3.14.2 Ionoton Measurement Technique
3.15 Hydrodell Water Permeability Technique
3.16 Oxygen Permeability and Transmissibility
3.16.1 Contact Lens Solutions
3.17 Optical Biometer. 3.17.1 Ophthalmologic Apparatus
3.17.2 Ophthalmologic Information Processing
3.17.3 Swept-Source Optical Coherence Tomography
References
4. Drug Delivery
4.1 Basic Issues
4.2 Methodologies for the Design of Therapeutic Contact Lenses
4.2.1 Soaking Method
4.2.2 pH-Sensitive Lenses
4.2.3 Magnetic Micropump
4.2.4 Molecular Imprinting
4.2.5 Colloidal Nanoparticles
4.2.6 Polymeric Nanoparticles
4.2.7 Cyclodextrins
4.2.8 Liposomes
4.2.9 Microemulsion and Micelles
4.2.10 Vitamin E
4.2.11 Supercritical Fluid Technology
4.2.12 Hydrophobic Drug Loading
4.2.13 Cationic Drugs
4.3 Hydrogels
4.3.1 Salt-Induced Modulation
4.3.2 Polymeric Hydrogels
4.3.3 Colloid-Laden Hydrogels
4.3.4 Ligand-Containing Hydrogels
4.3.5 Amphiphilic Polymers
4.3.6 Silicone Hydrogel Contact Lenses
4.3.7 Zwitterionic Hydrogels
4.3.8 Surface-Modified Hydrogels
4.3.9 Cyclodextrin-Hyaluronan Hydrogels
4.3.10 Bioinspired Hydrogels
4.3.11 Tobramycin Release
4.4 Contact Lens Gels
4.5 Molecularly Imprinted Contact Lenses
4.5.1 Molecular Imprinting Technology
4.5.2 Molecularly Imprinted Contact Lenses
4.5.3 Hydrogels
4.5.4 Supercritical Fluid-Assisted Preparation
4.6 Special Drugs. 4.6.1 Timolol
4.6.1.1 Ocular Release of Timolol
4.6.1.2 Sustained Timolol Release
4.6.1.3 Optimal Timolol to Functional Monomer Ratio
4.6.1.4 Glaucoma Therapy
4.6.2 Dexamethasone
4.6.2.1 Ceria Particles
4.6.2.2 Gold Nanoparticles
4.6.3 Ketotifen Fumarate
4.6.4 Ciprofloxacin
4.6.4.1 Prototype Contact Lenses
4.6.5 Ofloxacin
4.6.6 Polymyxin B and Vancomycin
4.6.7 Epinastine
4.6.8 Lactoferrin
4.6.9 Bimatoprost
4.6.10 Dipicolylamine
4.6.11 Gatifloxacin
4.6.12 Hydroxypropyl Methylcellulose
4.6.13 Dorzolamide
4.6.14 Ethoxzolamide
4.6.15 Hyaluronic Acid
4.6.16 Lifitegrast
4.6.17 Diclofenac Sodium
4.6.18 Moxifloxacin
4.6.19 Norfloxacin
4.6.20 Sparfloxacin
4.6.21 Latanoprost
4.6.22 Loteprednol
4.6.23 Release of Multiple Therapeutics. 4.6.23.1 Trehalose, Ibuprofen, Prednisolone, Hydroxypropyl methylcellulose
4.6.23.2 Timolol, Bimatoprost, Hyaluronic Acid
References
5. Medical Problems
5.1 Eye Diseases
5.2 Corneal Edema
5.2.1 PMMA Lenses
5.2.2 Thickness Changes
5.2.3 Corneal Swelling
5.2.4 Acanthamoeba Keratitis
5.3 Presbyopia and Myopia Control
5.4 Toxic Soft Lenses
5.4.1 Allergic and Toxic Reactions. 5.4.1.1 Thimerosal
5.4.1.2 Benzalkonium Chlorides
5.4.1.3 Acanthamoeba Infections
5.4.1.4 Acanthamoeba Infections
5.5 Disinfection Agents
5.5.1 Polymeric Biguanide and Vinylimidazole
5.5.2 Saccharides
5.5.3 Amphipathic Peptides
5.5.4 Antibacterial Properties
5.6 Silicone Hydrogels
5.7 Limbal Stem Cell Deficiency
5.8 Computer Vision Syndrome
5.8.1 Tests and Analysis
5.8.2 Pathophysiology
5.8.3 Problems for Radiologists
5.9 Dry Eye Problems
5.9.1 Ions in Tears
5.9.2 Treatment Methods. 5.9.2.1 Honey Eye Drops
5.9.2.2 Hyaluronic Acid
5.9.2.3 Diquafosol
5.9.3 Comparative Study of the Reasons for Dry Eyes
5.10 Orthokeratology
5.10.1 Myopia
5.10.1.1 Juvenile Myopia
5.10.1.2 Myopia Progression Control
5.10.1.3 Accommodative Response
References
Index. Acronyms
Chemicals
General Index
Also of Interest. Check out these other books by the author published by Scrivener Publishing
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Finally, a chapter details the possible medical problems related to contact lenses and how to avoid them. These are eye diseases, allergic and toxic reactions. Also, disinfection agents that can be used and methods for the medical treatment of such problems are detailed.
The text focuses on the literature of the past decade. Beyond education, this book will serve the needs of industry engineers and specialists who have only a passing knowledge of the plastics and composites industries but need to know more.
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