1. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Clinical Experience with Keraring Renato Ambrsio Jr, MD, PhD

2. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Finantial Disclosure Alcon-Wavelight Allergan Mediphacos Oculus Technicall Zeiss 3. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 1950 - Barraquer: Intracorneal Implants 1966 Blavatskaya: Corneal Tissue Rings 1970 Galvo: Silicone Rings 1986 Simon: Silicone Rings 1987 Fleming: Adjustable PMMA Rings 1991 Guimares: One-Piece PMMA rings For high myopia 1991 Nos: One-Piece PMMA rings for low myopia (Intacs) 1995 Ferrara: Intrastromal rings for keratoconus 1997 Colin: Intrastromal rings for keratoconus Intra Corneal Ring Segments (ICRS): History 4. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & ICRS for Keratoconus 1997 Joseph Colin, MD 1995 Paulo Ferrara, MD PhD 5. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Corneal Flettening Remove tissuel from the center Add tissue to the periphery Corneal Steepening Remove tissuel from the periphery Add tissue to the center Barraquers Thickness Law 6. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Blavatskaya: Smaller OZ => More effect 7. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Blavatskaya: Thicker => More effect 8. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 1,3 2 2,7 3,4 4,1 0 2 4 6 8 10 12 14 200 250 300 350 400 450 Implant Thickness (m) Diopters Keraring INTACS Comparison of the Flattening Effect 9. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Implantation Technique for ICRS Manual Dissection 10. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Femtosecond laser 11. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Advantages of FS laser for ICRS Centration and Depth 12. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Cornea is Stronger in the periphery 13. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Cornea Anisotropy 14. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & First Nomograms (1999 - 2004) Ferrara Albertazzi Only one type of ICRS 15. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 2006 - Keraring Variable arc lengths Allows for Customization Short Arc = more cylinder and less spherical correction Long arc = less cylinder and more spherical correction Thckness from 150 - 350m 16. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 2012/2013 355 e 340 17. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Clinical Example of 340/200m 18. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Evolution of Nomograms Safety Parameters Pachymetric Limits 19. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 2007 - Mediphacos Nomogram 4.0 20. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 2007 - Mediphacos Nomogram 4.0 21. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Enhanced Diagnosis for Ectasia: Applications for Corneal Ring Segments Surgery Planning Post-op Evaluation 22. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Enhanced Diagnosis for Ectasia: Applications for Corneal Ring Segments 23. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Enhanced Diagnosis for Ectasia: Applications for Corneal Ring Segments 24. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & 2009 SI6 25. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Elevation X Curvature (Axial) 26. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Elevation X Curvature (Axial) 27. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Clinical Example 28. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Clinical Example of 2x SI6 120/250m 29. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Clinical Study: 1 year results of FS-ICRS Retrospective study including 24 eyes of 18 patients (19.2 years [range, 18.3 to 42.0 years]) UDVA Manifest refraction and DCVA Corneal tomography (Pentacam, Oculus Gmb, Wetzlar, Germany) Exams prior and one year after femtosecond laser-assisted implantation of the intrastromal corneal ring segment (Intralase iFS 150 kHz and Keraring) 30. Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Refrativa So Paulo Setembro 2013 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & So Paulo, 2012 Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Rio de Janeiro Corneal Tomography and Biomechanics Study Group R. Ambrsio Jr. & Clinical Study: 1 year results of FS-ICRS Improvement in (LogMAR) UDVA (0.75 [20/100] 0.44 versus 1.25 [20/400] 0.48, p=0.0004) Improvement in CDVA (0.20 [20/30]0.14 post- operatively versus 0.39 [20/50]0.25, p