It was reported that on 12 february 2024, a 29mm navitor valve was chosen for a procedure in a patient with bicuspid aortic valve (bav) type 1 using a 19f flexnav delivery system.The annular dimensions of the native valve were area 515mm2, perimeter 80.8mm, diameter average 25.5mm and there were 851mm agatston units of calcium to allow anchoring of the device.During procedure, the retainer tabs detached inside the delivery system and the valve was implanted after five recaptures.After the release, the valve was embolized.The valve was snared and pulled back to ascending aorta, and a new 26mm non-abbott valve chosen and implanted.The physician mentioned the cause of migration was retainer tabs detached inside the delivery system.The patient was reported stable and discharged from the hospital.
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