Pma/510(k) #k083330.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).The device related to this occurrence underwent a laboratory evaluation.Needle was removed from handle during the lab evaluation and observed to be crumpled.This would account for both issues experienced with needle advancement and stylet.Another kink proximal to the sheath extender was also observed.An additional pr was requested to be opened for this.However it was determined that this additional pr could be cancelled after update from rep to confirm that no kinks were observed prior to return of the device.Prior to distribution, all echo-25 devices are subjected to functional checks and visual inspection to ensure device integrity.These inspections and functional checks are outlined in internal procedures in place at cirl.A review of the manufacturing records for echo-25 of lot number c1505525 did not reveal any discrepancies that could have contributed to this complaint issue.The notes section of the instructions for use, which accompanies this device instructs the user to; "visually inspect with particular attention to kinks, bends and breaks.If an abnormality is detected that would prohibit proper working condition, do not use".There is no evidence to suggest that the customer did not follow the instructions for use.The failure of needle kinked/bent was concluded from the laboratory evaluation.A definitive root cause for the customer complaint could not be determined as circumstances of use cannot be replicated in the laboratory.A possible root cause could be attributed to hard lesion.Complaint is confirmed as the failure was verified in the laboratory.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.Complaints of this nature will continue to be monitored for potential emerging trends.
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