The iStent Trabecular Micro-Bypass is a surgical device that is available for use in treating patients with mild-to-moderate open-angle glaucoma. Glaucoma is characterized by an excessive accumulation of fluid inside the eye, which leads to an increase in the inner eye pressure (intraocular pressure).

While keratoconus can happen at any stage of life, young people between the ages of 10 and 25 are most likely to develop this disorder. For individuals with keratoconus, their cornea, the clear layer in the front of your eye, gradually thins and begins to bulge outward. Keratoconus typically causes nearsightedness