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Orthokeratology: part I historical perspective
Summary
Orthokeratology uses specialized contact lenses to reshape the cornea, reducing myopia. Early methods used flat lenses, while modern techniques employ apical clearance for myopia control, with further research needed.
Area of Science:
- Ophthalmology
- Optometry
- Corneal Reshaping
Background:
- Orthokeratology, a method for myopia reduction, has evolved significantly over time.
- Pioneering work by Jessen, Ziff, Nolan, and others laid the foundation for refractive error correction using contact lenses.
Observation:
- Early orthokeratology involved using extremely flat contact lenses to induce corneal flattening.
- More recent advancements focus on fitting lenses with apical clearance to achieve myopia reduction.
Findings:
- The historical development highlights a shift from aggressive corneal flattening to more nuanced refractive correction.
- Controlled studies by Kerns and Binder provide evidence for the efficacy of specific orthokeratology lens designs.
Implications:
- Understanding the historical progression of orthokeratology is crucial for current and future myopia management strategies.
- Further controlled research is indicated to refine techniques and expand the application of orthokeratology in vision correction.