The product in question was not returned and none of the questions asked to aid in the investigation were answered by the complainant.There were also no images of the product provided.In this regard the complaint cannot be confirmed.A companion sample was not requested for additional testing as the circumstances surrounding the clinical procedure were not provided including the manufacturer of the sheath used in the case.A review of the device history records going back to the stent sub assembly and balloon subassembly levels shows that there were no non-conformances noted and the product met all quality and performance requirements.This includes the advancement of the crimped stent through the labeled introducer sheath without sheath compatibility issues.A risk review found that the risk management documents for this product adequately address the reported defect and the severity and anticipated occurrence level are appropriate.A labeling review was conducted.The device was presumably used in accordance with the approved indications for use.The ifu was found to provide adequate instructions for selection and use of accessory devices for the intended use.Based on the details of the complaint, and the device history records review the complaint could not be confirmed as there was very little detail provided, no images of the device or product returned.No nonconformance with the device has been identified.As such, a root cause for the reported event cannot be determined.The complaint root cause is ¿impossible to define¿.Escalation is not required for this complaint.The complaint has not been confirmed and there is no indication of any nonconformance, nor a design, labeling, manufacturing problem, or procedural/use issue.The complaint is adequately covered in the risk management file, is operating within the approved risk profile, and no adverse trends have been detected.
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