(b)(4).Device evaluated by mfr: the returned product consisted of an angiojet solent proxi thrombectomy system.The pump, shaft, and tip were microscopically examined.There were numerous kinks in the supply line.The hypotube was broke 63cm from the tip of the catheter.Functional testing revealed a ¿check saline¿ error.Due to the break in the hypotube the device would not get through priming.Inspection of the remainder of the device, apart from the observed damage, revealed no other damage or irregularities.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).
|