As the lot number for the device was provided, a review of the device history records is currently being performed.The device has not been returned to the manufacturer for evaluation; however,a photo and medical images were provided for review.The investigation of the reported event is currently underway.(expiry date: 01/2022).The catalog number identified has not been cleared in the us but is similar to the lifestent stent system that are cleared in the us.The pro code and 510k number for the lifestent stent system is identified.
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H10: manufacturing review: a manufacturing related root cause was considered; therefore, the lot history records have been reviewed with special attention to the manufacturing and inspection of this product and the product was found to have met the specification prior to shipment.Investigation summary: the device was not returned for evaluation.One digital copy of an x-ray was provided for evaluation.One single stent placed in the sfa of the patient could be seen, a twisted section of the stent could be confirmed.As the x-ray was taken without any contrast media the reported obstruction could not be verified.The reported stent fracture could not be verified.In this case, the lesion was pre dilated as well as post dilated; there were no reported difficulties during initial stent deployment and no deformation of the stent was identified right after stent placement.Based on the x-ray provided, the placed stent was confirmed to be twisted.The twisting of this kind of stent is caused by interactions of various use related and anatomical factors with the given stent design.Based on the information available and the evaluation of the image provided, a definite root cause could not be determined.Labeling review: the instructions for use (ifu) is adequate for the reported device/patient code(s) and provides general instructions for use, as well as warnings, precautions and potential complications associated with the device.H10: the catalog number identified in section d4 has not been cleared in the us but is similar to the lifestent stent system that are cleared in the us.The pro code and 510k number for the lifestent stent system is identified in d2 and g5.
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