A customer reported that during a cataract surgery utilizing an ophthalmic system, phacoemulsification handpiece and phacoemulsification tip the female patients experienced corneal burn, severe decrease in visual acuity (va), and corneal edema with endothelial folds in left eye.The patients had preexisting conditions including optimal endothelial count and medium to low hardness of cataracts.The surgeon suspects that the corneal edema may be related to excessive parameters (90% torsional phaco) and the use of an incorrect balanced needle for medium-low hardness cataracts, potentially resulting in collapses.Additional treatment, including corticosteroids and anti-edema eye drops, was administered.All patients are currently in the post-operative recovery period.This complaint is pertaining the first of four reports received from the initial reporter and this report pertains to ophthalmic operating system involved for this reported event.
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