The product was not returned for evaluation.As the lot number is unknown, the associated device history record (dhr) was unable to be reviewed.A review of non-conformances found no similar events that would have contributed to the reported event.The trend analysis, risk analysis and directions for use review are considered acceptable, with the product performing within anticipated rates.Based on the available information, user related factors (such as loading or handling techniques) and/or procedural factors (such as lens and inserter interaction) might have caused or contributed to the event.
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