ATE373445T1 - Verfahren zur simulation einer elektrischen stimulation in einem mrt-system - Google Patents
Verfahren zur simulation einer elektrischen stimulation in einem mrt-systemInfo
- Publication number
- ATE373445T1 ATE373445T1 AT04728885T AT04728885T ATE373445T1 AT E373445 T1 ATE373445 T1 AT E373445T1 AT 04728885 T AT04728885 T AT 04728885T AT 04728885 T AT04728885 T AT 04728885T AT E373445 T1 ATE373445 T1 AT E373445T1
- Authority
- AT
- Austria
- Prior art keywords
- stimulation
- gradient coil
- signal
- gradient
- threshold value
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—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
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
- A61B5/6874—Bladder
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N2/00—Magnetotherapy
- A61N2/02—Magnetotherapy using magnetic fields produced by coils, including single turn loops or electromagnets
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03101145 | 2003-04-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE373445T1 true ATE373445T1 (de) | 2007-10-15 |
Family
ID=33305805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04728885T ATE373445T1 (de) | 2003-04-24 | 2004-04-22 | Verfahren zur simulation einer elektrischen stimulation in einem mrt-system |
Country Status (6)
Country | Link |
---|---|
US (1) | US7412278B2 (de) |
EP (1) | EP1620008B1 (de) |
JP (1) | JP4538450B2 (de) |
AT (1) | ATE373445T1 (de) |
DE (1) | DE602004009052T2 (de) |
WO (1) | WO2004093680A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7818273B2 (en) * | 2007-09-18 | 2010-10-19 | International Business Machines Corporation | System and method for cortical simulation |
US20110118587A1 (en) * | 2008-03-04 | 2011-05-19 | Roemer Peter B | Optimization of rf transmit and gradient magnetic field imaging using radio frequency and gradient coils |
JP5518403B2 (ja) * | 2008-09-09 | 2014-06-11 | 株式会社東芝 | 磁気共鳴イメージング装置及び磁気共鳴イメージング方法 |
US8030920B2 (en) * | 2009-06-03 | 2011-10-04 | General Electric Company | Method and system for modifying pulse sequences |
CN102109586B (zh) * | 2009-12-23 | 2015-02-11 | Ge医疗系统环球技术有限公司 | 磁共振梯度脉冲波设计方法及其装置 |
CN104345288B (zh) * | 2013-07-31 | 2018-01-16 | 上海联影医疗科技有限公司 | 磁共振梯度场刺激水平计算方法、装置及控制方法、系统 |
DE102014202183A1 (de) | 2014-02-06 | 2015-08-06 | Siemens Aktiengesellschaft | Verfahren zum Anpassen von bei der Ansteuerung eines Magnetresonanzsystems verwendeten Ansteuerparametern zum Erzeugen einer Pulssequenz und entsprechende Vorrichtung |
US11298175B2 (en) * | 2015-05-12 | 2022-04-12 | St. Jude Medical, Atrial Fibrillation Division, Inc. | Asymmetric balanced waveform for AC cardiac irreversible electroporation |
DE102016202062A1 (de) | 2016-02-11 | 2017-08-17 | Siemens Healthcare Gmbh | Überprüfung von Vorgaben für Magnetresonanzuntersuchungen, insbesondere von Implantat-Trägern |
DE102016203254B4 (de) * | 2016-02-29 | 2019-06-27 | Siemens Healthcare Gmbh | Berechnung von Stimulationswerten in der MRT |
DE102016217223A1 (de) * | 2016-09-09 | 2018-03-15 | Siemens Healthcare Gmbh | Überprüfung einer zeitlichen Änderung eines Magnetfeldes in einer Magnetresonanzvorrichtung |
EP3770623A1 (de) | 2019-07-24 | 2021-01-27 | Siemens Healthcare GmbH | Verfahren zur steuerung von patientenstimulierungseffekten bei der magnetresonanzbildgebung, zugehöriges computerprogramm und computerlesbares speichermedium und magnetresonanzbildgebungsvorrichtung |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6169403B1 (en) | 1998-04-29 | 2001-01-02 | Siemens Aktiengesellschaft | Method and MR device for simulating electrical simulations in a subject by MR stimulation |
DE10010899C1 (de) | 2000-03-06 | 2001-09-06 | Siemens Ag | Verfahren und Vorrichtung zur Steigerung der Leistungsfähigkeit von Magnetresonanz-Tomographieanlagen |
-
2004
- 2004-04-22 AT AT04728885T patent/ATE373445T1/de not_active IP Right Cessation
- 2004-04-22 DE DE602004009052T patent/DE602004009052T2/de not_active Expired - Lifetime
- 2004-04-22 JP JP2006506880A patent/JP4538450B2/ja not_active Expired - Fee Related
- 2004-04-22 US US10/554,339 patent/US7412278B2/en not_active Expired - Fee Related
- 2004-04-22 WO PCT/IB2004/050489 patent/WO2004093680A1/en active IP Right Grant
- 2004-04-22 EP EP04728885A patent/EP1620008B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP4538450B2 (ja) | 2010-09-08 |
WO2004093680A1 (en) | 2004-11-04 |
EP1620008B1 (de) | 2007-09-19 |
US20070010737A1 (en) | 2007-01-11 |
DE602004009052T2 (de) | 2008-06-12 |
US7412278B2 (en) | 2008-08-12 |
EP1620008A1 (de) | 2006-02-01 |
DE602004009052D1 (de) | 2007-10-31 |
JP2006524089A (ja) | 2006-10-26 |
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