Additional information provided in d.10., h.3., h.6., and h.10.The customer did not retain the product lot information for this custom pak, therefore the device history records traceable to the reported pack could not be reviewed.One specimen cup with a medicine cup inside was returned and was visually inspected.Visual inspection confirmed some small debris inside of the medicine cup.Microscopic examination identified several opaque particles up to 8ooum in length.The particle was isolated and analyzed using microscopic fourier transform infrared spectroscopy (micro ft-ir), the opaque particle was identified as (salts).Balanced salt solution (bss) is present and utilized during eye surgery.No fiber was found in the medicine cup.The root cause of the customer's complaint could not be determined conclusively.Custom paks are manufactured in an environmentally controlled area (eca) that is routinely monitored.In addition, the manufacturing area operates in a controlled positive pressure environment and is continuously monitored to prevent entry of foreign material.No action will be pursued at this time for this occurrence.Complaints are continuously monitored to identify product and/or process areas where debris is occurring.In addition, routine training and awareness is conducted with all manufacturing associates to reinforce the importance of wearing proper personal protective equipment (ppe) and maintaining clean work areas.Quality assurance has reviewed this complaint and will continue to monitor data for evidence of adverse trending.Custom pak manufacturing management has been made aware of this complaint through the consumer affairs review meeting.The manufacturer internal reference number is: 2020-14095.
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