KANEKA CORPORATION METACROSS RX PTA BALLOON DILATATION CATHETER; CATHETER, PERCUTANEOUS
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Catalog Number BD-L70200CR |
Device Problems
Material Separation (1562); Use of Device Problem (1670); Device Handling Problem (3265)
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Patient Problems
Foreign Body In Patient (2687); No Known Impact Or Consequence To Patient (2692)
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Event Date 02/01/2019 |
Event Type
Injury
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Manufacturer Narrative
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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 for every product, and the finished product inspections on representative samples based on sampling plan.No nonconformity or abnormality in the manufacturing processes of the device concerned was found.The actual device concerned was returned and investigated: the proximal end of the catheter was cut.The balloon was broken at 40mm from the proximal shoulder of the balloon.The inner shaft and outer shaft were elongated or cut.The distal radiopaque marker was missing.Probable cause(s) and our comment: the balloon should have been injured by an edge of the stent strut and was ruptured during being inflated.In order to deflate the balloon that had inflated, the concerned device was retract into the child catheter, so the balloon was caught at the breakage part on the tip of the child catheter and was broken.The broken fragment of the balloon remained inside the blood vessel.No non-conformity or abnormality in the manufacturing processes of the device concerned was found, and accordingly, we determine that the event reported was caused by not any defect of the device but the user's handling issues.
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Event Description
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In-stent restenosis (occlusion) lesion.Using a guiding sheath and a 0.014 inch guide wire, after the catheter passed through the lesion the balloon was dilated, but it was ruptured at 14 atm.The child catheter (the catheter thinner than the guiding sheath) could be placed in the guiding sheath.Because the balloon of the catheter was a little inflated, it attempted to retract into the child catheter to deflate the balloon, but it could not be done.Ultimately, the distal end of the balloon broke, and the broken fragment remained in the patient's vessel.The fragment was fixed to the vessel wall with the stent.
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