Comparing iStent versus CyPass with or without phacoemulsification in patients with glaucoma: a meta-analysis.
Ali Mahdavi FardSangita P PatelLeili PourafkariNader D NaderPublished in: Therapeutic advances in chronic disease (2019)
Both iStent and CyPass either in combination with cataract extraction or as isolated procedures effectively decrease IOP. This effect is greatest with isolated implantation of CyPass followed by multiple iStents and then single iStent implantation and lasts up to 2 years.
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