Product event summary: the data files and balloon catheter, 2af284 with lot number 91562 were returned and analyzed.The data files showed at least 22 injections were performed on the date of the event and system notice # (b)(4) ¿the refrigerant delivery path is obstructed¿ and system notice # (b)(4) ¿the safety system has detected a compromised outer vacuum¿ were triggered.The first 7 applications were performed with the returned balloon catheter and the other 15 applications were performed with a different balloon catheter.Visual inspection of the returned catheter showed the device was intact with no apparent issues.Pressure test revealed a leak through the guide wire lumen.Dissection showed a guide wire lumen breach and kink at 1.4565 inches from the tip.In conclusion.The reported issues were confirm and the balloon catheter failed the returned product inspection due to a guide wire lumen breach and kink.If information is provided in the future, a supplemental report will be issued.
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It was reported that during a cryo ablation procedure, a system notice was received indicating that the refrigerant delivery path was obstructed.The coaxial umbilical cable was replaced without resolve.The electrical cable and auto connection box were also replaced.A freeze was successful, however, a system notice was received indicating that the safety system detected a compromised outer vacuum.The balloon catheter was then replaced which resolved the issues.The case was completed with cryo.No patient complications have been reported as a result of this event.The balloon catheter was returned to the manufacturer, analyzed, and tested out of specification.
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