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The device was returned to johnson & johnson medtech (j&j) for evaluation.A visual inspection evaluation of the returned device was performed following johnson & johnson medtech procedures.Visual analysis revealed that the hemostatic valve was dislodged inside of hub component.Microscopic examination of the hemostatic valve surface showed stress marks on the outer diameter.The stress marks and physical damage observed suggest that excessive force or manipulation was applied; however, this could not be conclusively determined.A device history record was performed for the finished device batch number, and no internal actions were identified.The impeded issue could be related to dislodgement of the valve; therefore, the customer complaint was confirmed.The potential caused of the damage on the valve could be related to the incorrect insertion of the dilator into the sheath causing the dislodgment of the valve.The instructions for use (ifu) contain the following precautions: use best practices for inserting or retracting any device at the hemostatic valve.Monitor any potential air entrapped and completely aspirate any observed air out of the side port.Do not remove the dilator or catheter rapidly.Damage to the hemostatic valve may occur.Once the sheath is inserted into the vasculature and the dilator is removed, aspirate until steady blood return is achieved prior to flushing or infusion.All fluid infusion should be through the side port.To minimize the risk of air embolism, provide a continuous infusion of heparinized saline solution once the sheath is inserted into the patient.Slowly remove or insert the dilator or other devices.As part of johnson & johnson medtech quality process, all devices are manufactured, inspected, and released to approved specifications.This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by biosense webster, inc., or its employees that the report constitutes an admission that the product, biosense webster, inc., or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.Manufacturer's reference number: (b)(4).
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It was reported that a patient underwent a cardiac procedure with a vizigo for which biosense webster¿s product analysis lab (pal) identified the hemostatic valve to be dislodged inside of hub component.Initially, it was reported that after opening the package, during setting, the dilator could not advance into the hemostatic valve and could not be inserted into the vizigo sheath.There was no damage on sheath/dilator due to the obstructed sheath and there was no occlusion when irrigating the sheath.When the sheath was replaced, the issue was resolved.The procedure was completed without patient consequence.The issue was assessed as non mdr reportable.The risk of patient harm is considered remote.The biosense webster, inc.Pal received the device and per the evaluation completion on 10-apr-2025, the hemostatic valve was dislodged inside of hub component.This was assessed as mdr reportable with an awareness date of 10-apr-2025.
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