On (b)(6) 2018, a pfo was measured to be 14mm on echocardiogram and a 25mm amplatzer cribriform (lot number: 6469071) was selected for implant.During a tug test, the device was deemed too small and the device was re-sheathed and removed from the patient.A 24mm sizing balloon was used to re-size the defect, measuring 18mm, and an 18mm amplatzer septal occluder (aso, lot number: 6165706) was successfully implanted after checking stability.No leaks were observed and the device was released.Later that day, the 18mm aso embolized to the aorta.The device was percutaneously snared and retrieved from the patient.There were no patient consequences, and pfo closure will be re-evaluated by the physician on a later date.
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