An Inexpensive Coaxial Balun-free Antenna for Microwave Tumor Treatment

Li Wang, Xiue Bao*, Changbin Liu, Yafei Wang, Giovanni Crupi, Anxue Zhang

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

As a minimally invasive tumor treatment method, microwave ablation (MWA) has received more and more attention in clinical applications. The challenge is to design an antenna that can generate a localized heating area, to kill all cancer cells while affecting normal cells as little as possible. An inexpensive balun-free antenna based on a coaxial line is designed in this paper. By adding a short-circuited sleeve at the end of coaxial line, the current on the outer conductor of the coaxial line is suppressed and, finally, the area of the ablation is located. The ablation experiment based on the dummy-tissue gel confirms the effectiveness of the designed antenna. Under the input power of 16 W at 2.45 GHz, the temperature of the tissue rises from 26 to 47, and a highly localized ablation zone is achieved.

Original languageEnglish
Title of host publication2021 15th International Conference on Advanced Technologies, Systems and Services in Telecommunications, TELSIKS 2021 - Proceedings
EditorsBratislav D. Milovanovic, Nebojsa S. Doncov, Zoran Z. Stankovic, Biljana P. Stosic
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages125-128
Number of pages4
ISBN (Electronic)9781665444422
DOIs
Publication statusPublished - 2021
Externally publishedYes
Event15th International Conference on Advanced Technologies, Systems and Services in Telecommunications, TELSIKS 2021 - Virtual, Nis, Serbia
Duration: 20 Oct 202122 Oct 2021

Publication series

Name2021 15th International Conference on Advanced Technologies, Systems and Services in Telecommunications, TELSIKS 2021 - Proceedings

Conference

Conference15th International Conference on Advanced Technologies, Systems and Services in Telecommunications, TELSIKS 2021
Country/TerritorySerbia
CityVirtual, Nis
Period20/10/2122/10/21

Keywords

  • Balun-free antenna
  • Microwave ablation
  • Tumor treatment method

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