The complaint cartridges were not returned.Two cartridges were returned from the complaint lot.One cartridge was returned loose ( no sign of use) and one cartridge was in an unopened pouch.Both cartridges were visually examined and no damage or abnormalities were observed.Both cartridges were functionally tested per the dfu using a qualified handpiece, lens and ovd.The cartridges were filled with viscoelastic per the dfu.The lens was loaded and biased down.The lens was advanced making sure the plunger was in the correct position in contact with the trailing optic edge.No lens or cartridge damage was observed after the lens delivery.No foreign material was observed.After the functional test, both cartridges were cleaned and dye stain tested with acceptable results.No missing coating material was observed.Associated products were not provided.It is unknown if qualified product were used.The root cause for the reported event of "debris on the optic" could not be determined.The complaint cartridges used were not returned for evaluation.The "debris" was not returned for identification testing.It is unknown if qualified product were used.The two returned cartridges were visually and functionally evaluated.No abnormalities or damage was observed.No foreign material, residue or damage was observed on the lenses used for the functional testing.After lens delivery, top coat dye stain testing was conducted with acceptable results.No missing material was observed.The manufacturer internal reference number is: (b)(4).
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