It was reported that during a cryoablation procedure, the rate of aspiration was slower than expected.It was noted that bubbles were observed, indicating that the balloon was not fitting correctly.The balloon catheter was replaced with resolve.The case was completed with cryo.No patient complications have been reported as a result of this event.
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Product event summary: the data files for the date of the reported event were returned, but could not be analyzed as they were received as text files.The balloon catheter, 2af284 with lot 00146, was returned and analyzed.Visual inspection of the balloon catheter showed the device was intact with no apparent issues.Smart chip verification indicated that the catheter was used for one injection.Aspiration and flushing could only be done once the balloon catheter was out of the sheath.The outer diameter of the balloon proximal bonding was 0.159 inches, which is out of specification.Insertion and retraction tests were performed with no resistance.In conclusion, the reported air ingress issue was not confirmed through testing or through data analysis.The balloon catheter, 2af283 with lot 000146, failed the returned product inspection as per specification due to the outer diameter of the balloon proximal end if out of specification.If information is provided in the future, a supplemental report will be issued.
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