(b)(6) study.It was reported that device dislodgement occurred.The patient was enrolled into the (b)(6) study and the index procedure was performed on the same day.Prior to the index procedure, heparin or other anticoagulant was given and the patient was on a prior regimen of aspirin.A loading dose of aspirin was given the day of the index procedure.After heparin was given and prior to the sentinel cerebral protection device being inserted, the activated clotting time (act) was 97 sec.An introducer sheath was placed into the radial artery and the sentinel cerebral protection device was inserted.The proximal filter was placed into the brachiocephalic artery and the distal filter was placed in the left common carotid artery.The native aortic valve was treated with balloon valvuloplasty and subsequent deployment of a non-boston scientific valve.During the procedure, the distal filter of the sentinel cerebral protection device popped out from the left common carotid artery.No action was taken.Post implant of the non-boston scientific valve, the sentinel cerebral protection system was removed without complications.One day post index procedure, the patient was discharged on 81 mg of aspirin to home.
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