26/11/04 BSCRS Aberrometry in daily practice Bernard Mathys, MD
BSCRS What is Aberrometry ? New « science » New « science » New vocabulary New vocabulary Understanding the way people « see » Understanding the way people « see »
BSCRS Hartmann-Shack Wavefront Measurement Perfect Eye Aberrated Eye Lenslet Array CCD Array Spot Array Wave Aberration C. of Williams Lab - CVS
BSCRS Aberrations
BSCRS Aberrometer
BSCRS Clinical Use Refractive Surgery Refractive Surgery RK, PRK, Lasik, IOL RK, PRK, Lasik, IOL Cataract assessment Cataract assessment Keratoconus evaluation Keratoconus evaluation
BSCRS But also… Any visual problems Any visual problems Refractive complaints Refractive complaints Quality of vision : altered or not ? Quality of vision : altered or not ? A few cases… A few cases…
BSCRS Fluctuations
BSCRS Cataract assesment
BSCRS Dry Eyes
BSCRS Keratoconus Follow-up
BSCRS Preop IOL
BSCRS Postop IOL
BSCRS Unsatisfactory RK Multiple cuts, undercorrection & overcorrection
BSCRS Post unsatisfactory Lasik
BSCRS Flap-related Aberrations
BSCRS Corneal reshaping Overcorrected & astigmatic RK
BSCRS Corneal reshaping Overcorrected RK
BSCRS Z-reshaping post-PRK Undercorrected PRK
BSCRS Haze Formation
BSCRS Conclusion Usefull tool Usefull tool Another approach to visual problems Another approach to visual problems Different language Different language Well-trained technician Well-trained technician Time consuming Time consuming Interpretation more difficult than topography Interpretation more difficult than topography
BSCRS Thank you for your attention