The following fields were updated due to additional information: d10: device available for eval yes.D10: returned to manufacturer on: 29-dec-2022.H6: investigation summary it was reported there was a small black speck in the syringe.To aid in the investigation, one sample with no packaging blister and three photos were provided for evaluation by our quality team.A visual inspection was performed.First, with the naked eye, and then with a 10x magnifier lens.The plunger rod was removed from the syringe barrel while inspecting the parts under the magnifying lens.No defects, imperfections or foreign matter of any kind was observed.The three photos provided show a syringe with foreign matter adhered to the plunger rod.As the lot provided is 'unknown,' a device history record review could not be completed.Based on the investigation and with the returned sample analysis the symptom reported by the customer could not be confirmed, and a probable root cause could not be offered.However, the photos provided show a foreign matter.
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