Date of birth: 1944.(b)(4).Device evaluated by mfr: returned product consisted of the proximal portion of the emerge balloon catheter.Only the hub/strain relief and portion of the hypotube was returned.Portion of the hypotube, distal shafts, markerbands, balloon and tip were not returned for analysis.The hypotube and shaft were microscopically examined.There were numerous kinks throughout the hypotube and there was a complete hypotube separation 91cm from the strain relief.The hypotube fracture surface was ovaled, which suggests the device was kinked prior to separation.Inspection of the remainder of the device, apart from the observed damage, revealed no other damage or irregularities.No other issues were identified during the product analysis.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The most probable root cause is operational context as device performance was limited due to anatomical/procedural factors.(b)(4).
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It was reported that shaft break occurred.A 2.50mm x 15mm emerge¿ balloon catheter was selected to dilate the lesion.However, upon introducing the device into the guide catheter, the hypotube bent.The device was straightened, the hypotube broke in two pieces.The device was not used and the procedure was completed with another of the same device.No patient complications were reported and the patient's status was fine.
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