Tag Archives: PROTECT-AF

PREVAIL not presented but eases safety concerns on Watchman The PREVAIL trial of a new device which closes the left atrial appendage in the heart (Watchman®, Boston Scientific) attracted huge controversy at the ACC meeting when it was removed from the programme within an hour of its presentation because of an embargo break by the sponsor, Boston Scientific. But the slides and a press release were still made available to the media, and preliminary results appear to suggest some reassurance on safety concerns generated in a previous study. The device, which is implanted via a trans-septal catheter-based delivery system, is already available in