While I don't use them often, pupil expansion devices such as the Malyugin ring, are useful when performing cataract surgery in eyes with miotic pupils. We want to implant these devices as gently and atraumatically as possible to avoid doing damage to the iris. Too much iris manipulation can also lead to increased levels of post-op inflammation and a longer recovery.
There are a few tips and tricks which can make placement of a pupil expansion ring easier. [you need to go to CataractCoach.com to read the rest of this article]
