The following fields were updated due to additional information: d10: device available for eval yes, d10: returned to manufacturer on: 06-sep-2023.Investigation summary: it was reported it was hard to push the plunger.To aid in the investigation, one empty sample with no packaging flow wrap and one photo was provided for evaluation by our quality team.A visual inspection was performed, and no defects or imperfections were observed.The sample was then tested for sustaining force per it287, which is the force applied to the plunger rod while moving downwards when expelling the saline solution, and the result was within specification.The photo provided shows the sample received.A device history record review was completed for provided material number 306546, lot 2286207.The review did not reveal any detected quality issues during the production of this lot that could have contributed to the reported defect.There were no related quality notifications.All processes and final inspections complied with specification requirements.To date, there have been no other similar events reported for this lot.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 determined.
|