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As reported to customer relations: "according to customer, 'wire would not pass through stent.Was bending weird.' no patient contact, product is available for returnable." additional information provided by dm on 03apr2018: "i believe the stent bent when trying to advance over the wire.".
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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).Additional information: additional information provided by dm on 03apr2018: "i believe the stent bent when trying to advance over the wire." additional information provided by dm on 08may2018: (questions: was there a pig tail straightener on the device? if so, was the pig tail straightener used?) "straightener was not used." lab evaluation: 1 x zso-7-3 of lot # c1392093 was returned to cirl for evaluation.During the lab evaluation, a 0.035 inch wire guide went through the stent without resistance.There was indentation noted at portholes two and three from the ductal end.There was indentation noted at porthole three and five from the distal end.The device functioned as normal.It was noted that there was no pigtail straightener present on return of the device.Root cause: a definitive root cause for the customer complaint could not be determined as the exact operational conditions of use could not be replicated in the laboratory setting.However, a possible cause of this complaint may be attributed to user error as the pigtail straightener was not used to straighten the pigtail curls as outlined in ifu0045-6.It should be noted that according to instructions for use, ifu0045-6, the user is instructed to ¿advance pigtail straightener along shaft of the stent to the tapered tip end in order to straighten pigtail curl.Introduce stent, tapered tip first, and pigtail straightener onto pre-positioned wire guide until straightener reached second curl¿.The complaint is confirmed based on the customer's testimony.Documents review: a review of the manufacturing records for the device of lot # c1392093 did not reveal any discrepancy related to the complaint issue.There is no evidence to suggest that this issue affects the entire lot # c1392093; upon review of complaints this failure mode has not occurred previously with this lot # c1392093.Prd/fqc/pkg review: prior to distribution, all zso 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 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 ifu0045-6, 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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As reported to customer relations: "according to customer, 'wire would not pass through stent.Was bending weird.' no patient contact, product is available for returnable." additional information provided on 03apr2018: "i believe the stent bent when trying to advance over the wire.".
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