Glaucoma is a leading cause of irreversible vision loss worldwide; in South Africa, vision loss is one of the leading causes of disability and accounts for 32% of all disabilities. Glaucoma is an eye condition caused by a build-up of fluid pressure in the eye resulting in irreversible damage to the optic nerve. Liqid Medical, a South African medical innovation company has designed a novel ocular implant, the OptiShunt, that uses a simple concept to revolutionise the treatment of glaucoma.