he invention; FIG. 2A is a schematic diagram of an electric field delivery component (EFD) for use in a tumour therapy device; FIG. 2B is a schematic diagram of the EFD shown in FIG. 2A when employed in one orientation; FIG. 2C is a schematic diagram of the EFD shown in FIG. 2A when employed in another orientation; FIG. 3A is a schematic perspective view of another EFD for use in a tumour therapy