DE60216524D1 - Verfahren zur Messung der magnetischen Suszeptibilität mittels eines Wasserbeutels - Google Patents
Verfahren zur Messung der magnetischen Suszeptibilität mittels eines WasserbeutelsInfo
- Publication number
- DE60216524D1 DE60216524D1 DE60216524T DE60216524T DE60216524D1 DE 60216524 D1 DE60216524 D1 DE 60216524D1 DE 60216524 T DE60216524 T DE 60216524T DE 60216524 T DE60216524 T DE 60216524T DE 60216524 D1 DE60216524 D1 DE 60216524D1
- Authority
- DE
- Germany
- Prior art keywords
- instrument
- applied field
- liver
- detector assembly
- sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/414—Evaluating particular organs or parts of the immune or lymphatic systems
- A61B5/416—Evaluating particular organs or parts of the immune or lymphatic systems the spleen
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/242—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
- A61B5/4222—Evaluating particular parts, e.g. particular organs
- A61B5/4244—Evaluating particular parts, e.g. particular organs liver
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
- A61B5/4222—Evaluating particular parts, e.g. particular organs
- A61B5/425—Evaluating particular parts, e.g. particular organs pancreas
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/16—Measuring susceptibility
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/818,700 US7047059B2 (en) | 1998-08-18 | 2001-03-27 | Simplified water-bag technique for magnetic susceptibility measurements on the human body and other specimens |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60216524D1 true DE60216524D1 (de) | 2007-01-11 |
Family
ID=25226197
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60215470T Expired - Lifetime DE60215470D1 (de) | 2001-03-27 | 2002-03-26 | Vorrichtung für magnetische suszeptibilitätsmessungen am menschlichen körper und anderen proben |
DE60216524T Expired - Lifetime DE60216524D1 (de) | 2001-03-27 | 2002-03-26 | Verfahren zur Messung der magnetischen Suszeptibilität mittels eines Wasserbeutels |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60215470T Expired - Lifetime DE60215470D1 (de) | 2001-03-27 | 2002-03-26 | Vorrichtung für magnetische suszeptibilitätsmessungen am menschlichen körper und anderen proben |
Country Status (7)
Country | Link |
---|---|
US (1) | US7047059B2 (de) |
EP (2) | EP1372477B1 (de) |
AT (2) | ATE346542T1 (de) |
AU (1) | AU2002309517A1 (de) |
CA (1) | CA2442614A1 (de) |
DE (2) | DE60215470D1 (de) |
WO (1) | WO2002076294A2 (de) |
Families Citing this family (56)
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US6335622B1 (en) * | 1992-08-25 | 2002-01-01 | Superconductor Technologies, Inc. | Superconducting control elements for RF antennas |
US6590394B2 (en) * | 2001-09-28 | 2003-07-08 | Varian, Inc. | NMR probe with enhanced power handling ability |
US7315166B2 (en) * | 2003-01-17 | 2008-01-01 | Mednovus, Inc. | Magnetic resonance imaging screening method and apparatus |
EP1541083A3 (de) * | 2003-12-09 | 2006-03-01 | Olympus Corporation | Magnetflüssigkeitsdetektionsgerät |
WO2007095346A2 (en) * | 2006-02-14 | 2007-08-23 | Flextronics Ap, Llc | Two terminals quasi resonant tank circuit |
US20090309593A1 (en) * | 2006-07-28 | 2009-12-17 | Koninklijke Philips Electronics N. V. | Micelle solution to reduce dielectric resonance effects in mri phantoms |
WO2008039526A2 (en) * | 2006-09-25 | 2008-04-03 | Flextronics Ap, Llc | Bi-directional regulator |
JP5524626B2 (ja) | 2007-02-01 | 2014-06-18 | プロテウス デジタル ヘルス, インコーポレイテッド | 摂取可能な事象マーカシステム |
US7760519B2 (en) * | 2007-03-29 | 2010-07-20 | Flextronics Ap, Llc | Primary only control quasi resonant convertor |
US7830676B2 (en) * | 2007-03-29 | 2010-11-09 | Flextronics Ap, Llc | Primary only constant voltage/constant current (CVCC) control in quasi resonant convertor |
US7755914B2 (en) * | 2007-03-29 | 2010-07-13 | Flextronics Ap, Llc | Pulse frequency to voltage conversion |
WO2008121394A1 (en) * | 2007-03-29 | 2008-10-09 | Flextronics Ap, Llc | Method of producing a multi-turn coil from folded flexible circuitry |
US7978489B1 (en) | 2007-08-03 | 2011-07-12 | Flextronics Ap, Llc | Integrated power converters |
CN104377019A (zh) * | 2007-09-25 | 2015-02-25 | 弗莱克斯电子有限责任公司 | 热增强的磁变压器 |
US8279646B1 (en) | 2007-12-14 | 2012-10-02 | Flextronics Ap, Llc | Coordinated power sequencing to limit inrush currents and ensure optimum filtering |
US8040128B2 (en) * | 2008-04-14 | 2011-10-18 | Farrell David E | Scanning susceptometer |
US8102678B2 (en) * | 2008-05-21 | 2012-01-24 | Flextronics Ap, Llc | High power factor isolated buck-type power factor correction converter |
US8693213B2 (en) * | 2008-05-21 | 2014-04-08 | Flextronics Ap, Llc | Resonant power factor correction converter |
US7987581B2 (en) * | 2008-05-28 | 2011-08-02 | Flextronics Ap, Llc | High power manufacturing friendly transformer |
DE102008056092A1 (de) * | 2008-11-06 | 2010-05-12 | Klaschka Gmbh & Co Kg | Sensorvorrichtung zum Detektieren eines Gegenstandes und dessen Bewegung in einem Messbereich der Sensorvorrichtung |
US8081019B2 (en) * | 2008-11-21 | 2011-12-20 | Flextronics Ap, Llc | Variable PFC and grid-tied bus voltage control |
US9844347B2 (en) | 2009-02-13 | 2017-12-19 | The Ohio State University | Electromagnetic system and method |
WO2010093479A2 (en) * | 2009-02-13 | 2010-08-19 | The Ohio State University Research Foundation | Electromagnetic system and method |
DE102009010943A1 (de) * | 2009-02-27 | 2010-09-16 | Hilti Aktiengesellschaft | Betriebsverfahren und Spulenanordnung für einen magnetischen Sensor zur Detektion metallischer Objekte in einem Untergrund |
US8040117B2 (en) * | 2009-05-15 | 2011-10-18 | Flextronics Ap, Llc | Closed loop negative feedback system with low frequency modulated gain |
US8289741B2 (en) * | 2010-01-14 | 2012-10-16 | Flextronics Ap, Llc | Line switcher for power converters |
US8586873B2 (en) * | 2010-02-23 | 2013-11-19 | Flextronics Ap, Llc | Test point design for a high speed bus |
US8964413B2 (en) | 2010-04-22 | 2015-02-24 | Flextronics Ap, Llc | Two stage resonant converter enabling soft-switching in an isolated stage |
JP5560334B2 (ja) * | 2010-07-21 | 2014-07-23 | 株式会社日立製作所 | 磁場計測装置 |
US8488340B2 (en) | 2010-08-27 | 2013-07-16 | Flextronics Ap, Llc | Power converter with boost-buck-buck configuration utilizing an intermediate power regulating circuit |
PL393899A1 (pl) * | 2011-02-09 | 2012-08-13 | Politechnika Poznańska | Sposób wytwarzania pól magnetycznych o dużej jednorodności w obrębie badanego obiektu i kompensacja zewnętrznego pola rozproszonego i układ do jego realizacji |
US9117991B1 (en) | 2012-02-10 | 2015-08-25 | Flextronics Ap, Llc | Use of flexible circuits incorporating a heat spreading layer and the rigidizing specific areas within such a construction by creating stiffening structures within said circuits by either folding, bending, forming or combinations thereof |
GB201211704D0 (en) * | 2012-07-02 | 2012-08-15 | Univ Leeds | Magnetometer for medical use |
US20160270686A1 (en) * | 2012-08-24 | 2016-09-22 | The Trustees Of Dartmouth College | System and method for magnetic assessment of body iron stores |
US9157975B2 (en) * | 2012-10-24 | 2015-10-13 | Siemens Medical Solutions Usa, Inc. | Concurrent fat and iron estimation in magnetic resonance signal data |
WO2014088974A1 (en) | 2012-12-03 | 2014-06-12 | Flextronics Ap, Llc | Driving board folding machine |
DE102013202163A1 (de) * | 2013-02-11 | 2014-08-14 | Siemens Aktiengesellschaft | Magnetresonanzvorrichtung |
US10145928B2 (en) * | 2013-11-28 | 2018-12-04 | Medimagemetric LLC | Differential approach to quantitative susceptibility mapping without background field removal |
US9338915B1 (en) | 2013-12-09 | 2016-05-10 | Flextronics Ap, Llc | Method of attaching electronic module on fabrics by stitching plated through holes |
US9723713B1 (en) | 2014-05-16 | 2017-08-01 | Multek Technologies, Ltd. | Flexible printed circuit board hinge |
US9549463B1 (en) | 2014-05-16 | 2017-01-17 | Multek Technologies, Ltd. | Rigid to flexible PC transition |
CN105078442A (zh) * | 2014-05-16 | 2015-11-25 | 中国科学院沈阳自动化研究所 | 基于特征谱的胃磁慢波信号频率检测方法 |
US10076267B2 (en) | 2014-10-03 | 2018-09-18 | General Electric Company | Methods and systems for improved navigation |
DE112015005479T5 (de) * | 2014-12-04 | 2017-08-17 | General Electric Company | Verfahren und System zur verbesserten Klassifizierung von Bestandsmaterialien |
US10154583B1 (en) | 2015-03-27 | 2018-12-11 | Flex Ltd | Mechanical strain reduction on flexible and rigid-flexible circuits |
EP3294129A4 (de) | 2015-05-12 | 2019-01-02 | Hyperfine Research Inc. | Hochfrequenzspulenverfahren und -vorrichtung |
WO2017083317A1 (en) | 2015-11-09 | 2017-05-18 | Ohio State Innovation Foundation | Non-invasive method for detecting a deadly form of malaria |
CN109561848B (zh) * | 2016-08-02 | 2023-03-10 | 国立大学法人东京医科齿科大学 | 生物磁测量装置 |
US11237233B2 (en) * | 2017-03-22 | 2022-02-01 | Vanderbilt University | Self-decoupled RF coil array for MRI |
JP7035708B2 (ja) * | 2017-05-19 | 2022-03-15 | 株式会社リコー | 生体磁場計測方法、生体磁場計測装置及び生体磁場計測システム |
US11051737B2 (en) * | 2017-05-19 | 2021-07-06 | Ricoh Company, Ltd. | Biomagnetic measurement method, biomagnetic measuring device, and biomagnetic measuring system |
US11134877B2 (en) * | 2017-08-09 | 2021-10-05 | Genetesis, Inc. | Biomagnetic detection |
US11555940B2 (en) * | 2018-10-31 | 2023-01-17 | KYOCERA AVX Components (Werne), GmbH | Position sensing apparatus and method |
CN113164201A (zh) | 2018-11-21 | 2021-07-23 | 伯恩森斯韦伯斯特(以色列)有限责任公司 | 具有堆叠式电路组件的消融导管 |
US11585869B2 (en) | 2019-02-08 | 2023-02-21 | Genetesis, Inc. | Biomagnetic field sensor systems and methods for diagnostic evaluation of cardiac conditions |
US11883047B2 (en) * | 2019-09-02 | 2024-01-30 | Moshe Ein-Gal | Electromagnetic shockwave transducer |
Family Cites Families (35)
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US4431005A (en) * | 1981-05-07 | 1984-02-14 | Mccormick Laboratories, Inc. | Method of and apparatus for determining very accurately the position of a device inside biological tissue |
US4709213A (en) * | 1982-07-23 | 1987-11-24 | Garrett Electronics, Inc. | Metal detector having digital signal processing |
US5073858A (en) * | 1984-12-10 | 1991-12-17 | Mills Randell L | Magnetic susceptibility imaging (msi) |
EP0246419B1 (de) * | 1986-05-21 | 1991-04-10 | Siemens Aktiengesellschaft | SQUID-Magnetometer für eine Vorrichtung zur Messung schwacher Magnetfelder |
US4827217A (en) * | 1987-04-10 | 1989-05-02 | Biomagnetic Technologies, Inc. | Low noise cryogenic apparatus for making magnetic measurements |
GB2204133A (en) | 1987-04-21 | 1988-11-02 | Mccormick Lab Inc | A device for accurately detecting the position of a ferromagnetic material inside biological tissue |
CN1049287A (zh) * | 1989-05-24 | 1991-02-20 | 住友电气工业株式会社 | 治疗导管 |
US5107862A (en) * | 1991-05-06 | 1992-04-28 | Fabian Carl E | Surgical implement detector utilizing a powered marker |
US5105829A (en) * | 1989-11-16 | 1992-04-21 | Fabian Carl E | Surgical implement detector utilizing capacitive coupling |
US5188126A (en) * | 1989-11-16 | 1993-02-23 | Fabian Carl E | Surgical implement detector utilizing capacitive coupling |
US5190059A (en) * | 1989-11-16 | 1993-03-02 | Fabian Carl E | Surgical implement detector utilizing a powered marker |
US5057095A (en) * | 1989-11-16 | 1991-10-15 | Fabian Carl E | Surgical implement detector utilizing a resonant marker |
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US5122744A (en) | 1990-10-09 | 1992-06-16 | Ibm Corporation | Gradiometer having a magnetometer which cancels background magnetic field from other magnetometers |
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US5424382A (en) * | 1991-11-08 | 1995-06-13 | Meister; John J. | Biodegradable plastics and composites from wood |
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US5322682A (en) * | 1992-08-06 | 1994-06-21 | The Regents Of The University Of California | Method for quantitatively measuring and mapping stored iron in tissue using MRI |
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JP2829375B2 (ja) * | 1995-03-13 | 1998-11-25 | 九州大学長 | 微弱磁界測定装置及び測定方法 |
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JPH0984777A (ja) * | 1995-09-25 | 1997-03-31 | Toshiba Corp | 生体磁場計測装置 |
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WO2000057200A1 (en) | 1999-03-24 | 2000-09-28 | Case Western Reserve University | Apparatus and method for determining magnetic susceptibility |
-
2001
- 2001-03-27 US US09/818,700 patent/US7047059B2/en not_active Expired - Lifetime
-
2002
- 2002-03-26 WO PCT/US2002/009369 patent/WO2002076294A2/en active IP Right Grant
- 2002-03-26 EP EP02736517A patent/EP1372477B1/de not_active Expired - Lifetime
- 2002-03-26 EP EP05002455A patent/EP1552787B1/de not_active Expired - Lifetime
- 2002-03-26 AU AU2002309517A patent/AU2002309517A1/en not_active Abandoned
- 2002-03-26 CA CA002442614A patent/CA2442614A1/en not_active Abandoned
- 2002-03-26 DE DE60215470T patent/DE60215470D1/de not_active Expired - Lifetime
- 2002-03-26 AT AT05002455T patent/ATE346542T1/de not_active IP Right Cessation
- 2002-03-26 AT AT02736517T patent/ATE342692T1/de not_active IP Right Cessation
- 2002-03-26 DE DE60216524T patent/DE60216524D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2002076294A2 (en) | 2002-10-03 |
EP1552787B1 (de) | 2006-11-29 |
EP1372477B1 (de) | 2006-10-18 |
CA2442614A1 (en) | 2002-10-03 |
DE60215470D1 (de) | 2006-11-30 |
EP1552787A1 (de) | 2005-07-13 |
US20010029329A1 (en) | 2001-10-11 |
EP1372477A2 (de) | 2004-01-02 |
US7047059B2 (en) | 2006-05-16 |
WO2002076294A3 (en) | 2002-12-27 |
ATE342692T1 (de) | 2006-11-15 |
AU2002309517A1 (en) | 2002-10-08 |
ATE346542T1 (de) | 2006-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |