The results of the investigation are inconclusive since the device was not returned for analysis.Our investigation was limited to the review of the device history record, which showed that each manufacturing and inspection operation was performed and indicated complete in accordance with abbott specifications and procedures.Based on the information received, the cause of the reported incident could not be conclusively determined.
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A 24mm amplatzer septal occluder (aso) was successfully implanted on (b)(6) 2017 after measuring the defect at 23.74 and 22.8mm in angiography and 21.4mm on tee with a stop flow sizing balloon.Of note, the atrial septal defect (asd) had a deficient retroaortic rim.The patient had a follow up tte on (b)(6) 2017, the aso looked normal accept for an inferior leak around the device.On (b)(6) 2017, the patient presented to the er with chest pain.Echo showed a pericardial effusion.The aso looked normal and unchanged.The patient was taken to surgery where the aso was visible through the superior portion of the right atrial wall near the aorta.The right atrial disc of the aso had eroded through the right atrial wall.The aso was removed, a patch was placed, and the eroded right atrial was sewn closed.
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