The Hydrus Microstent is a MIGS device (Minimally Invasive Glaucoma Surgery) used at the time of cataract surgery to lower pressures in patients with glaucoma. It is one of the larger of the MIGS devices that exists on the market today.

Glaucoma is a medical condition where the pressure inside the eye is too high, leading to progressive optic nerve damage. To understand how the Hydrus Microstent works, think of a road with a long drain and sewer system along the entire side of the road. The grating of the drain is called the trabecular meshwork inside the eye, and the sewer system directly underneath the drain is Schlemm’s Canal. In this analogy, glaucoma would be an overflow of the storm water.

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