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Temperature distribution analysis for high intensity focused ultrasound breast cancer treatment by numerical simulation

  • Mingzhen Zhang
  • , Takashi Azuma
  • , Xiaolei Qu
  • , Ryuta Narumi
  • , Shu Takagi
  • , Yoichiro Matsumoto
  • , Kohei Okita
  • , Hidemi Furusawa
  • , Junichi Shidooka
  • The University of Tokyo
  • Nihon University
  • Breastopia Namba Hospital

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Breast cancer incidence is dramatically increasing in Japan and remaining high over the world. High intensity focused ultrasound (HIFU) is a low-invasive treatment method for breast cancer. It could produce irreversible tissue thermal coagulation in focus position. Direct reason for coagulation is temperature-rise. This study tried to numerically analyze temperature-rise distribution for HIFU breast cancer treatment. The breast model is constructed from MRI images of real patient, and a total of 4 patient cases were studied. Temporal study indicates that temperature rises with irradiation time, and possible unexpected burn could be anticipated outside of targeted focus due to heterogeneous breast tissue. Spatial observation reveals noticeable temperature-rise positions outside of focus. Temperature-rise ratio was calculated and quantitative influence of high temperature-rise positions outside of focus was shown. To avoid unexpected burns, focus control turns to be necessary.

源语言英语
主期刊名2015 IEEE International Ultrasonics Symposium, IUS 2015
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781479981823
DOI
出版状态已出版 - 13 11月 2015
已对外发布
活动IEEE International Ultrasonics Symposium, IUS 2015 - Taipei, 中国台湾
期限: 21 10月 201524 10月 2015

出版系列

姓名2015 IEEE International Ultrasonics Symposium, IUS 2015

会议

会议IEEE International Ultrasonics Symposium, IUS 2015
国家/地区中国台湾
Taipei
时期21/10/1524/10/15

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 3 - 良好健康与福祉
    可持续发展目标 3 良好健康与福祉

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