FLUID-COOLED LOW-PROFILE MICROWAVE ABLATION PROBE WITH SPHERICAL ABLATION ZONE

    公开(公告)号:US20230414281A1

    公开(公告)日:2023-12-28

    申请号:US17808862

    申请日:2022-06-24

    CPC classification number: A61B18/1815 A61B2018/00005

    Abstract: A microwave ablation probe includes a cable extending in an axial direction and also includes an antenna configured to deliver Radio Frequency (RF) energy. The probe includes a shell positioned radially outward of the cable and a choke electrically coupled to an outer conductor of the cable. The probe also includes a cooling tube positioned inside the shell and positioned radially outward of the cable. The cooling tube including a first portion with a first outer diameter and a second portion with a second outer diameter. The second portion located radially outward of the choke and the second outer diameter being greater than the first outer diameter.

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