#$%^&*AU2013273707B220151210.pdf#####DUAL-BAND DIPOLE MICROWAVE ABLATION ANTENNA Abstract A microwave antenna (40) is disclosed. The microwave antenna includes a inner conductor (50) having a proximal portion and a distal portion and an outer conductor (56) 5 disposed about the proximate portion of an inner conductor. The microwave antenna further comprises a blocking component (74) disposed between the proximate portion and the distal portion of the inner conductor, the blocking component configured to inhibit a microwave signal having a first frequency from propagating to the distal portion of the inner conductor and to configure to allow a microwave signal having a second frequency to propagate to the distal 0 portion of the inner conductor.
