Since the Xen gel stent was FDA approved in 2016, this less invasive glaucoma surgical device has been widely used to treat refractory glaucoma, decreasing IOP by shunting aqueous to the subconjunctival space.
The device is a 6-mm long stent made of collagen-derived noninflammatory gelatin material, preloaded in a disposable injector. The straightforward procedure creates a diffuse bleb and uses mitomycin C to promote proper wound healing.
When I started using Xen (Allergan) in 2018, surgeons had already been adapting the Xen technique to meet a variety of needs. I (Read more...)