The aim is to examine how an electrified guidewire affects transseptal access and tissue interaction.
Conducted an ex vivo ovine study
Evaluated guidewire protrusion beyond 1 mm
Measured tissue temperature during procedures
Guidewire protrusion beyond 1 mm led to inconsistent perforation
Increased tissue temperature was observed with deeper protrusions
Abstract
Displacement of the IAS is required for successful ETSP. Guidewire protrusion beyond 1 mm resulted in inconsistent perforation and increased tissue temperature.