Product event summary: the device was returned and analyzed.Visual inspection showed that the catheter was intact with no apparent issues.Smart chip verification showed that the catheter was used for 4 applications.A test mapping catheter was inserted easily inside the balloon catheter luer connector several times.However, the mapping catheter could not pass the lumen because it was blocked.Also, after connecting the balloon catheter to the console, a system notice was received indicating that the safety system detected fluid in the catheter and stopped the injection (#(b)(4)).A pressure test revealed a leak through the guide wire lumen.Both balloons integrity was intact and no breaches were observed.A dissection showed a guide wire lumen twist and breach 1 inch from the tip.In conclusion, the balloon catheter failed the inspection due to a guide wire lumen twist and breach.If information is provided in the future, a supplemental report will be issued.
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It was reported that prior to a cryo ablation procedure, the mapping catheter was unable to be advanced further into the balloon catheter.The balloon catheter was then replaced with resolve.The case was completed with cryo.The balloon catheter was returned to the manufacturer, analyzed, and tested out of specification.No patient complications have been reported as a result of this event.
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