Intrastromal Corneal Ring Segments
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- Intrastromal Corneal Ring Segments were introduced in 1987 for correction of myopia. Since then, their use has faded for various reasons including limitaitons on the amount of myoipc correcton produced, induced astigmatism, as well as slow post-implantation visual recovery.
- More information at Eyewiki page
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Corneal OCT image of an intrastromal corneal ring segment. This is Intacs model with a hexagonal transverse shape.
Intacs segments have 8.0 mm external diameter and 6.8 mm internal diameter with varied thickness (0.21-0.45 mm, with 0.05-mm increments).
