Additional information was provided in d.9., h.3., h.6.And h.10.Evaluation summary: six used cartridges were returned with three unopened cartridge 10-count cartons for lot # reported.Two of the six returned used cartridges did not exhibit an adequate amount of viscoelastic.All six used cartridges had evidence of placement into a handpiece.Top coat dye stain testing was conducted with acceptable results for the presence of top coat.Four of the returned used cartridges had damage with internal disruption in the coating of the tip.The remaining two used cartridges had no damage.Three of the returned, unopened cartridges were opened for evaluation (1 from each carton).No damage or foreign material was observed.The unopened cartridges were functional and dye stain tested.No lens or cartridge damage or foreign material was observed after the lens deliveries.Top coat day stain testing was conducted with acceptable results.The provided video was reviewed.The cartridge and lens preparation were not shown.The lens was rapidly advanced into the eye.A linear foreign material was observed (posterior), which was removed with the irrigation aspiration i/a tip.The lens remained implanted.A qualified lens model was indicated.It is unknown if the lenses were in the qualified diopter range.A qualified viscoelastic was indicated with a non-qualified handpiece.The root cause for the reported issue could not be determined.Based on the review of the returned video and the returned used cartridges, the reported foreign material may have been internal coating material from the damaged cartridge tips.Three of the returned unopened cartridges were evaluated.No foreign material was observed.Functional and dye stain testing was conducted with the unopened samples with acceptable results.The manufacturer internal reference number is: (b)(4).
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