Model Number 3851 |
Device Problems
Difficult to Remove (1528); Detachment of Device or Device Component (2907); Material Twisted/Bent (2981); Failure to Deflate (4060)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 03/15/2023 |
Event Type
malfunction
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Event Description
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It was reported that device detachment occurred.The target lesion was an area of in-stent restenosis.A 10mmx3.00mm wolverine coronary cutting balloon was selected for use.During the procedure, resistance was felt during removal and there was a possibility that deflation was unable to perform properly.As a result, the blade was deformed and the blade was noted to be missing after the procedure.The physician was unable to confirm the blade location and there was possibility that the blade remained inside the patient.The procedure was completed with a different device.There was no patient injury reported.
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Event Description
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It was reported that device detachment occurred.The target lesion was an area of in-stent restenosis.A 10mmx3.00mm wolverine coronary cutting balloon was selected for use.During the procedure, resistance was felt during removal and there was a possibility that deflation was unable to perform properly.As a result, the blade was deformed and the blade was noted to be missing after the procedure.The physician was unable to confirm the blade location and there was possibility that the blade remained inside the patient.The procedure was completed with a different device.There was no patient injury reported.
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Manufacturer Narrative
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The device was returned for analysis.A visual and microscopic examination identified that the balloon was returned in a deflated state.The balloon had been subjected to positive pressure.Three blades were present on the balloon surface however the following blade damage was noted on one blade: approximately 3mm of a proximal section of blade was detached and was not received for analysis.The pad was intact with no damage noted.No damage was observed to the remaining blades.A visual and tactile examination found no kinks present along the hypotube.A visual and tactile examination found no damage along the shaft polymer extrusion.No issues were noted with the tip of the device.A visual and microscopic examination found no issue with the marker bands.The device was attached to an encore inflation unit and the balloon inflated to its rated burst pressure.A vacuum was applied and the balloon deflated fully in 2 seconds.No other issues were identified during the product analysis.
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Search Alerts/Recalls
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