CN104352239B - 一种磁共振人体组织电特性断层成像方法 - Google Patents
一种磁共振人体组织电特性断层成像方法 Download PDFInfo
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- CN104352239B CN104352239B CN201410658634.6A CN201410658634A CN104352239B CN 104352239 B CN104352239 B CN 104352239B CN 201410658634 A CN201410658634 A CN 201410658634A CN 104352239 B CN104352239 B CN 104352239B
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- magnetic resonance
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- 238000003384 imaging method Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 33
- 230000005672 electromagnetic field Effects 0.000 claims abstract description 24
- 230000005684 electric field Effects 0.000 claims description 21
- 238000003325 tomography Methods 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 9
- 230000035699 permeability Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000002595 magnetic resonance imaging Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 206010028980 Neoplasm Diseases 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000001727 in vivo Methods 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 241000764238 Isis Species 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000013399 early diagnosis Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 210000003168 insulating cell Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- High Energy & Nuclear Physics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
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CN201410658634.6A CN104352239B (zh) | 2014-11-18 | 2014-11-18 | 一种磁共振人体组织电特性断层成像方法 |
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CN201410658634.6A CN104352239B (zh) | 2014-11-18 | 2014-11-18 | 一种磁共振人体组织电特性断层成像方法 |
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CN104352239A CN104352239A (zh) | 2015-02-18 |
CN104352239B true CN104352239B (zh) | 2016-08-24 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104814736B (zh) * | 2015-05-05 | 2017-07-18 | 南方医科大学 | 实时监测人体组织介电特性的设备及获得人体组织介电特性参数的方法 |
CN105877747B (zh) * | 2016-03-30 | 2019-02-01 | 厦门大学 | 基于快速体积分方程和磁共振的人体电磁特性反演方法 |
CN106137200B (zh) * | 2016-06-23 | 2019-04-30 | 辛学刚 | 从电磁场能量传播角度求解组织电特性分布及局部比吸收率的方法 |
CN109498016A (zh) * | 2018-12-10 | 2019-03-22 | 华南理工大学 | 一种磁共振电特性断层成像方法 |
CN112345989B (zh) * | 2020-11-18 | 2024-05-28 | 中国科学院电工研究所 | 一种肿瘤组织磁特性成像方法 |
CN113406544B (zh) * | 2021-06-18 | 2023-04-25 | 中国科学院电工研究所 | 一种人体生物组织的磁共振电磁特性参数成像方法和装置 |
Citations (2)
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CN101268942A (zh) * | 2007-03-19 | 2008-09-24 | 西门子公司 | 用于调整b1场的方法 |
CN101438182A (zh) * | 2006-04-24 | 2009-05-20 | 皇家飞利浦电子股份有限公司 | 用于电特性断层摄影的电场匀场 |
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KR20090061974A (ko) * | 2007-12-12 | 2009-06-17 | 한국전자통신연구원 | 동작 주파수가 가변되는 자기장 강화 장치 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101438182A (zh) * | 2006-04-24 | 2009-05-20 | 皇家飞利浦电子股份有限公司 | 用于电特性断层摄影的电场匀场 |
CN101268942A (zh) * | 2007-03-19 | 2008-09-24 | 西门子公司 | 用于调整b1场的方法 |
Non-Patent Citations (1)
Title |
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FDTD方法在磁共振射频线圈仿真中的应用;辛学刚等;《电路与***学报》;20100831;第15卷(第4期);第133-136页 * |
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Effective date of registration: 20181219 Address after: 518000 Workshops A1402 and A1403 of Tian'an Digital Innovation Park, Longgang District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN BASDA MEDICAL CO., LTD. Address before: 510000 College of Biomedical Engineering, Southern Medical University, 1838 North Guangzhou Avenue, Guangzhou City, Guangdong Province Patentee before: Xin Xuegang |
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Address after: 518000 workshop 1a1901, building a, beisida medical equipment building, 28 Nantong Avenue, Baolong community, Baolong street, Longgang District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN BASDA MEDICAL APPARATUS Co.,Ltd. Address before: 518000, A1402, A1403, No. three, Tian Tian Digital Innovation Park, Longgang center, Longgang District, Shenzhen, Guangdong Patentee before: SHENZHEN BASDA MEDICAL APPARATUS Co.,Ltd. |
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Denomination of invention: A magnetic resonance tomography method for human tissue electrical properties Effective date of registration: 20200828 Granted publication date: 20160824 Pledgee: Shenzhen Longgang sub branch of Agricultural Bank of China Ltd. Pledgor: SHENZHEN BASDA MEDICAL APPARATUS Co.,Ltd. Registration number: Y2020990001046 |
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Date of cancellation: 20220424 Granted publication date: 20160824 Pledgee: Shenzhen Longgang sub branch of Agricultural Bank of China Ltd. Pledgor: SHENZHEN BASDA MEDICAL APPARATUS CO.,LTD. Registration number: Y2020990001046 |
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Denomination of invention: A magnetic resonance tomography method for electrical characteristics of human tissue Effective date of registration: 20220429 Granted publication date: 20160824 Pledgee: Shenzhen Longgang sub branch of Agricultural Bank of China Ltd. Pledgor: SHENZHEN BASDA MEDICAL APPARATUS CO.,LTD. Registration number: Y2022980005037 |