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Cook ireland ltd (manufacturer) is submitting this report on behalf of cook medical incorporated (cmi)(importer).Exemption number: e2016031.Information pertaining (b)(4).Importer site establishment registration number: (b)(4).Problem statement: the customer reported the following complaint issue: " during an attempt of advancing the stent over a wire guide, the pigtail part got kinked.Then, another device was used instead.There have been no adverse effects to the patient reported.¿ additional information: physician¿s comment: ¿i am accustomed to the product, so i do not think that device handling contributed to the event¿.What is the reorder number of the wire guide used with this device? - jagwire/ boston scientific if not with the device in question, how was the procedure finished? - another device was used instead.Lab evaluation: 1 x zebd-7-4 of lot # c1388759 was involved in this complaint.The device was not returned for evaluation.Therefore, a document based investigation was completed.Root cause: a possible root cause for this complaint may be that the stent kinked when being straightened when being loaded on to the wire guide.However, a definitive root cause for the customer complaint could not be determined as the exact operational conditions of use cannot be replicated in the laboratory setting.As the device was not returned for evaluation ,it is not possible to conclusively determine the root cause for this complaint.The complaint is confirmed based on the customer¿s testimony.Documents review: a review of the manufacturing records for the zebd-7-4 device of lot # c1388759 did not reveal any discrepancy related to the complaint issue.There is no evidence to suggest that this issue affects the entire lot # c1388759 upon review of complaints this failure mode has not occurred previously with this lot # c1388759.A review of the (b)(4) for the component rmn: 12-467 |zso-7-4 which is supplied by seisa europe determined that the raw material is a ship to stock item and has been accepted into cook ireland.Prd/fqc/pkg review: prior to distribution, all zebd devices are subjected to 100% inspection to ensure device integrity.These inspections and functional checks are outlined in internal procedures in place at cirl.There is 100% inspection on all stents for kinks and a check that the appropriate size wire guide moves smoothly and freely when inserted into both ends of the stent.There is also a visual inspection of the product and packaging at packaging, packaging qc, and post sterile qc "complete a 100% visual inspection of the packaged unit (tyvek pouched) while held at a comfortable arm¿s length from the unaided eye at normal lighting conditions." ifu review: it may be noted that according to the instructions for use, the user is instructed to: ¿visually inspect with particular attention to kinks, bends and breaks.If any abnormality is detected that would prohibit proper working condition, do not use¿.Summary: the complaint is confirmed based on the customer¿s testimony.Complaints of this nature will continue to be monitored for potential emerging trends.
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During an attempt of advancing the stent over a wire guide, the pigtail part got kinked.Then, another device was used instead.There have been no adverse effects to the patient reported.Reporting based on precedence for the issue of "stent kinked/bent".Follow up submitted to update investigation.
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