Product event summary: the data files and balloon catheter, 2af284 with lot number 79013 were returned and analyzed.The data files showed at least 20 injections were performed with multiple catheters on the date of the event.This returned balloon catheter showed, system notice (b)(4) ¿there is a problem with the injection process¿ on application 1, and system notice # (b)(4) ¿the balloon is not sufficiently inflated, balloon inflation pressure was not reached in time¿ on application 2 and 3.Visual inspection of the balloon catheter showed the devices were intact with no apparent issues.The catheter failed the performance test due to frost formation on the coaxial connector during the ablation cycle.Dissection and pressure test revealed a leak path through the catheter coaxial connector adhesive.There was also a guide wire lumen kink at 1.053 inches from the tip inside the balloons.In conclusion, the balloon catheter failed the returned product inspection due to leak path through the catheter coaxial connector and guide wire lumen kink.If information is provided in the future, a supplemental report will be issued.
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