Figure 1. The Wattson temporary pacing guidewire. A) SAPIEN 3 deployment in the aortic position with the Wattson wire. B) Tricuspid valve-in-valve with SAPIEN 3 with the Wattson wire. C) Pigtail with exposed electrodes (arrows). D) Pacing set-up with adaptor connected to external pacing device. E) Connection of adaptor. F) Adaptor release button (arrow).
Transcatheter heart valve implantation generally requires both a ventricular guidewire and a temporary transvenous pacemaker (TVP). TVP insertion is not without risks, namely vascular injury, cardiac perforation and tamponade1. The modification of a ventricular guidewire to deliver unipolar pacing for transcatheter aortic valve implantation (TAVI) has ...
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