Dr. Jeffrey Browen, O.D. Presents: Orthokeratology br br So What Is It? br AKA “Ortho-K” br A method of vision correction br Neither glasses nor contact lenses br Not surgery, like Lasik br Ortho-K deals with a special process br A patient is fitted with special lenses br Not dissimilar to contacts br br How are they different and how do they work? br Unlike contacts, these are worn partially br Usually at night br Ortho-K lenses actively reshape the cornea br Removed upon waking br Allows the patient to see clearly throughout the day! br br The Manufacture br Many eye health companies offer it br Most popular is from Bausch and Lomb br However, the most integral part of the lenses is… br br …Gas permeability br br Why? br Gas permeability ensures sufficient levels of oxygen get to the eye. br Not enough oxygen? br Hypoxia may set in br But the more permeable the lens is… br … the less chance hypoxia can occur br br CRT br Corneal Refractive Therapy br Similar to Ortho-K br Also uses corrective lenses worn in sleep br Developed by Paragon Vision Sciences br br Who’s a good fit br Patient’s who aren’t good fits for surgery br Temporary fix br But it’s worn in the sleep, so it’s still glasses free! br br Thanks for watching br Thanks to orthokademy.com + visiqueoptometrist.co.