Tutorial
Slides
Lav Panchal, MD · Tracy Swartz, OD, MS, FAAO · Ming Wang, MD, PhD
Click on each slide to view a larger image.
 |
Slide 1. View of the cornea showing steepening of the cornea. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 2. Axial map of keratoconus. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 3. Axial and elevation map of keratoconus. Note the elevation map shows a depression, rather than an elevation, inferiorly. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 4. Intacs segments (Slide courtesy of Intacs, Addition Technology, Inc., Des Plaines, Ill.) |
 |
Slide 5. Creation of a channel using the femtosecond laser for placement of an intrastromal corneal ring segment. (Illustration courtesy of Dan B. Tran, MD.) |
 |
Slide 6. Slit lamp view of a double segment implantation. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 7. Slit lamp view of a single segment implantation. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 8. Topography showing inferior steepening prior to Intacs insertion. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 9. Topography showing less inferior steepening following Intacs implantation. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 10. Edema surrounding the Intacs channel. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 11. Overlapping Intacs segments as seen at the slit lamp. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 12. Intacs in a graft. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
 |
Slide 13. Intacs in a patient who had undergone radial keratotomy with a refraction shifting >5 D. (Slide courtesy of Dr. Ming Wang, Wang Vision Institute.) |
