Comparison of coaxial open-ended probe based dielectric measurements on ex-vivo thermally ablated liver tissue

Giuseppe Ruvio, Laura Farina, Anna Bottiglieri, Jimmy Eaton-Evans, Muhamad Ednan Elahi, Martin Orhalloran, Rosanna Pinto, Vanni Lopresto, Marta Cavagnaro

Research output: Chapter in Book or Conference Publication/ProceedingConference Publicationpeer-review

9 Citations (Scopus)

Abstract

This paper compares an in-house dielectric properties measurement system based on the "Stuchly and Stuchly" method with the broadly commercialised Keysight setup and existing literature for the characterization of ablated and non-ablated liver tissue. Measurements were carried out on ex-vivo ovine liver tissue across the frequency range 0.5 - 4.5 GHz. Results show that the in-house "Stuchly Stuchly" method using calibration standards such as deionised water, methanol and open-circuit conditions, offers comparable performance to the proprietary Keysight system. Moreover, results are also comparable to measurements at 2.45 GHz documented in the literature. Being the in-house system suitable for portable setups as reported in the literature, this study shows that measurement of dielectric properties of tissue can be performed even during the thermal ablation procedure.

Original languageEnglish
Title of host publication13th European Conference on Antennas and Propagation, EuCAP 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9788890701887
Publication statusPublished - Mar 2019
Event13th European Conference on Antennas and Propagation, EuCAP 2019 - Krakow, Poland
Duration: 31 Mar 20195 Apr 2019

Publication series

Name13th European Conference on Antennas and Propagation, EuCAP 2019

Conference

Conference13th European Conference on Antennas and Propagation, EuCAP 2019
Country/TerritoryPoland
CityKrakow
Period31/03/195/04/19

Keywords

  • Ablation
  • Dielectric measurement.

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