(b)(4).Device evaluated by mfr: returned product consisted of an emerge balloon catheter.The balloon was tightly folded.There was contrast in the inflation lumen.The outer shaft, inner shaft, balloon and tip were microscopically examined.The hypotube shaft was completely separated 70 cm from the tip.The fracture faces were oval as if kinked prior to separation.There were numerous hypotube kinks.There was no evidence of any material or manufacturing deficiencies contributing to the damage.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The most probable root cause is considered handling damage as the event occurred without direct patient contact.(b)(4).
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Reportable based on device analysis completed on 21-apr-2016.It was reported that shaft kink occurred.A 2.50mm x 15mm emerge¿ balloon catheter was selected to dilate the lesion.However during preparation, the shaft was kinked.The device was not used and the procedure was completed with another of the same device.No patient complications were reported.However, returned device analysis revealed a hypotube break 70cm from the tip.
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