The concerned device "senri" is a rapid-exchange (rx) type semi-compliant pta balloon dilatation catheter compatible to 0.018" guidewire (gw)."senri" has no approval in the us, however, we will report this case as an incident occurred on a similar device for "crosstella rx" (a rx-type pta balloon dilatation catheter, compatible to 0.018" gw) that is distributed in the us under 510(k) # k152873.Since the actual device was not retuned, we investigated the device history records.The device history records (dhr) of the device concerned was reviewed: the production lot, to which the device concerned belongs, passed all in-process inspections including the visual test, shaft pressurized test and the balloon-wrapping test for every product, and the finished product inspections including the shaft tensile strength test and the repetitive balloon inflation/deflation test on representative samples based on sampling plan.No nonconformity or abnormality in the manufacturing processes of the device concerned was found.No nonconformity or abnormality was found in the manufacturing processes according to the dhr.We believe the reported problem would not be caused by any defect of the device.
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