The results of this investigation confirmed the aso met all functional and dimensional specifications when analyzed at sjm.A review of the device history record confirmed the occluder met all visual, dimensional, and functional specifications at the time it was manufactured, prior to shipment.There was no evidence to suggest there was an intrinsic defect in the occluder, and the cause for the reported event remains unknown.
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After confirming the defect size using echo and fluoroscopy, an 18mm amplatzer septal occluder (aso) was selected for use.After release, attempts were made to reposition the aso as the device position was less than ideal.A 10mm snare was advanced and resulted in the aso embolizing to the ascending aorta.The 18mm aso was successfully removed using a snare and a 22mm aso was implanted without issue.
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