the orthokeratolgy company
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The Orthokeratolgy Company. GOV & VIPOK Updates. The Ideal Patient. The Ideal Ortho-K Patient. Suitable candidates for Ortho-K Age of Patient – older than 6 years Spherical refractive power +5D to -10.00D Cylindrical refractive power: -1.50D or less W-T-Rule astigmatism - PowerPoint PPT PresentationTRANSCRIPT
The Art of Orthokeratology
GOV & VIPOK UpdatesThe Orthokeratolgy CompanyThe Ideal Patient
The Ideal Ortho-K PatientSuitable candidates for Ortho-KAge of Patient older than 6 yearsSpherical refractive power +5D to -10.00DCylindrical refractive power:-1.50D or less W-T-Rule astigmatism-0.75D or less A-T-Rule astigmatismChildren with progressive myopiaPatients free of corneal pathologyPatients that are committed to initial and ongoing cost of treatment3Screen for a healthy corneaDont fit when:Cornea is distortedEye Rubbing (treat allergies & habit)Soft or RGP imprints (allow rehabilitation)Corneal abnormalitiesIrregular corneal astigmatismKeratoconusPellucid Marginal DegenerationLid or corneal pathology is present
4TopographerCalibrate Topographer!5TopographerAccuracy depends on:Software algorithms used to reconstruct corneal shape (update software)Stability of the patients tear film during capture (use wetting drops)Head position & movement during captureLid aperture (open eyes)Number of reading done to get statistically significant accuracyTake multiple readingsOmit high & low values6Cylinder Rules