WO2008078294A1 - Transmission line for use in magnetic resonance system - Google Patents
Transmission line for use in magnetic resonance system Download PDFInfo
- Publication number
- WO2008078294A1 WO2008078294A1 PCT/IB2007/055252 IB2007055252W WO2008078294A1 WO 2008078294 A1 WO2008078294 A1 WO 2008078294A1 IB 2007055252 W IB2007055252 W IB 2007055252W WO 2008078294 A1 WO2008078294 A1 WO 2008078294A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- transmission cable
- electrically conductive
- modulated
- transmission line
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/285—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR
- G01R33/287—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR involving active visualization of interventional instruments, e.g. using active tracking RF coils or coils for intentionally creating magnetic field inhomogeneities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/288—Provisions within MR facilities for enhancing safety during MR, e.g. reduction of the specific absorption rate [SAR], detection of ferromagnetic objects in the scanner room
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Electrotherapy Devices (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07859476A EP2097762A1 (en) | 2006-12-22 | 2007-12-20 | Transmission line for use in magnetic resonance system |
US12/520,182 US8228065B2 (en) | 2006-12-22 | 2007-12-20 | Transmission line for use in magnetic resonance system |
CN200780047175.6A CN101652672B (en) | 2006-12-22 | 2007-12-20 | Transmission line for use in magnetic resonance system |
JP2009542376A JP5404416B2 (en) | 2006-12-22 | 2007-12-20 | Transmission line for magnetic resonance system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06126958.5 | 2006-12-22 | ||
EP06126958 | 2006-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008078294A1 true WO2008078294A1 (en) | 2008-07-03 |
Family
ID=39361303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2007/055252 WO2008078294A1 (en) | 2006-12-22 | 2007-12-20 | Transmission line for use in magnetic resonance system |
Country Status (5)
Country | Link |
---|---|
US (1) | US8228065B2 (en) |
EP (2) | EP2587275B8 (en) |
JP (1) | JP5404416B2 (en) |
CN (1) | CN101652672B (en) |
WO (1) | WO2008078294A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101610567B1 (en) | 2011-12-15 | 2016-04-07 | 임리코 메디컬 시스템즈 인코포레이티드 | Mr active tracking system |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008078294A1 (en) * | 2006-12-22 | 2008-07-03 | Philips Intellectual Property & Standards Gmbh | Transmission line for use in magnetic resonance system |
US8641704B2 (en) * | 2007-05-11 | 2014-02-04 | Medtronic Ablation Frontiers Llc | Ablation therapy system and method for treating continuous atrial fibrillation |
JP2012239723A (en) | 2011-05-20 | 2012-12-10 | Toshiba Corp | Magnetic resonance imaging apparatus |
EP2597481A1 (en) | 2011-11-22 | 2013-05-29 | Koninklijke Philips Electronics N.V. | RF-safe interventional or non-interventional instrument for use in an MRI apparatus |
JP6301926B2 (en) | 2012-08-09 | 2018-03-28 | ユニバーシティ オブ アイオワ リサーチ ファウンデーション | Catheter, catheter system, and method for piercing tissue structure |
CN105143905B (en) * | 2013-04-23 | 2019-05-10 | 皇家飞利浦有限公司 | Single coaxial interface for magnetic resonance (MR) coil |
EP3091921B1 (en) | 2014-01-06 | 2019-06-19 | Farapulse, Inc. | Apparatus for renal denervation ablation |
EP3139997B1 (en) | 2014-05-07 | 2018-09-19 | Farapulse, Inc. | Apparatus for selective tissue ablation |
WO2015192027A1 (en) | 2014-06-12 | 2015-12-17 | Iowa Approach Inc. | Method and apparatus for rapid and selective transurethral tissue ablation |
WO2015192018A1 (en) | 2014-06-12 | 2015-12-17 | Iowa Approach Inc. | Method and apparatus for rapid and selective tissue ablation with cooling |
EP3206613B1 (en) | 2014-10-14 | 2019-07-03 | Farapulse, Inc. | Apparatus for rapid and safe pulmonary vein cardiac ablation |
US20170143413A1 (en) * | 2015-11-24 | 2017-05-25 | Biosense Webster (Israel) Ltd. | Enhanced Safety Method and System for Digital Communication Using Two AC Coupling Wires |
US10660702B2 (en) | 2016-01-05 | 2020-05-26 | Farapulse, Inc. | Systems, devices, and methods for focal ablation |
US10512505B2 (en) | 2018-05-07 | 2019-12-24 | Farapulse, Inc. | Systems, apparatuses and methods for delivery of ablative energy to tissue |
US10172673B2 (en) | 2016-01-05 | 2019-01-08 | Farapulse, Inc. | Systems devices, and methods for delivery of pulsed electric field ablative energy to endocardial tissue |
US10130423B1 (en) | 2017-07-06 | 2018-11-20 | Farapulse, Inc. | Systems, devices, and methods for focal ablation |
US20170189097A1 (en) | 2016-01-05 | 2017-07-06 | Iowa Approach Inc. | Systems, apparatuses and methods for delivery of ablative energy to tissue |
US11327130B2 (en) | 2016-05-16 | 2022-05-10 | The Johns Hopkins University | RF safe transmission line for MRI |
EP3471631A4 (en) | 2016-06-16 | 2020-03-04 | Farapulse, Inc. | Systems, apparatuses, and methods for guide wire delivery |
US9987081B1 (en) | 2017-04-27 | 2018-06-05 | Iowa Approach, Inc. | Systems, devices, and methods for signal generation |
US10617867B2 (en) | 2017-04-28 | 2020-04-14 | Farapulse, Inc. | Systems, devices, and methods for delivery of pulsed electric field ablative energy to esophageal tissue |
CN111065327B (en) | 2017-09-12 | 2023-01-06 | 波士顿科学医学有限公司 | Systems, devices, and methods for ventricular focal ablation |
EP3790483A1 (en) | 2018-05-07 | 2021-03-17 | Farapulse, Inc. | Systems, apparatuses, and methods for filtering high voltage noise induced by pulsed electric field ablation |
WO2019217300A1 (en) | 2018-05-07 | 2019-11-14 | Farapulse, Inc. | Epicardial ablation catheter |
CN112955088A (en) | 2018-09-20 | 2021-06-11 | 法拉普尔赛股份有限公司 | Systems, devices, and methods for delivering pulsed electric field ablation energy to endocardial tissue |
US10625080B1 (en) | 2019-09-17 | 2020-04-21 | Farapulse, Inc. | Systems, apparatuses, and methods for detecting ectopic electrocardiogram signals during pulsed electric field ablation |
US11471650B2 (en) | 2019-09-20 | 2022-10-18 | Biosense Webster (Israel) Ltd. | Mechanism for manipulating a puller wire |
US11065047B2 (en) | 2019-11-20 | 2021-07-20 | Farapulse, Inc. | Systems, apparatuses, and methods for protecting electronic components from high power noise induced by high voltage pulses |
US11497541B2 (en) | 2019-11-20 | 2022-11-15 | Boston Scientific Scimed, Inc. | Systems, apparatuses, and methods for protecting electronic components from high power noise induced by high voltage pulses |
US10842572B1 (en) | 2019-11-25 | 2020-11-24 | Farapulse, Inc. | Methods, systems, and apparatuses for tracking ablation devices and generating lesion lines |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1185392A (en) * | 1967-03-07 | 1970-03-25 | Edwin John Drayton | Improvements in or relating to Electrical Muscle Stimulators. |
WO2005103748A1 (en) * | 2004-04-23 | 2005-11-03 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging system provided with an electrical accessory device |
WO2005116676A1 (en) * | 2004-05-25 | 2005-12-08 | Hvidovre Hospital | Encoding and transmission of signals as rf signals for detection using an mr apparatus |
WO2006067703A2 (en) * | 2004-12-20 | 2006-06-29 | Koninklijke Philips Electronics N.V. | Transmission path for use in rf fields |
WO2006103635A1 (en) * | 2005-04-01 | 2006-10-05 | Koninklijke Philips Electronics N.V. | Interventional device for use in a magntic resonance system |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2916690A (en) * | 1952-12-06 | 1959-12-08 | Gen Electric | Apparatus for measuring magnetic fields |
US3250986A (en) * | 1953-05-01 | 1966-05-10 | Texaco Inc | Magnetic resonance method and apparatus for analyzing substances |
US3236240A (en) * | 1962-09-06 | 1966-02-22 | Univ Minnesota | Implantable bladder stimulator |
US3437914A (en) * | 1965-05-24 | 1969-04-08 | Barringer Research Ltd | Method and apparatus for remote sensing of substances having characteristic magnetic resonance properties |
US5812065A (en) * | 1995-08-14 | 1998-09-22 | International Business Machines Corporation | Modulation of the resonant frequency of a circuit using an energy field |
US7123129B1 (en) * | 1995-08-14 | 2006-10-17 | Intermec Ip Corp. | Modulation of the resonant frequency of a circuit using an energy field |
DE69736826T2 (en) * | 1996-12-05 | 2007-05-16 | Philips Medical Systems (Cleveland), Inc., Cleveland | Radio frequency coils for nuclear resonance |
US6585763B1 (en) * | 1997-10-14 | 2003-07-01 | Vascusense, Inc. | Implantable therapeutic device and method |
DE19755782A1 (en) * | 1997-12-16 | 1999-06-17 | Philips Patentverwaltung | Magnetic resonance device |
US6246896B1 (en) * | 1998-11-24 | 2001-06-12 | General Electric Company | MRI guided ablation system |
AU2347300A (en) * | 1998-11-25 | 2000-06-13 | Ball Semiconductor Inc. | Spherically-shaped biomedical ic |
GB9910323D0 (en) * | 1999-05-06 | 1999-06-30 | Univ Ulster | Cardiac defibrillation |
US20040124838A1 (en) * | 2001-03-30 | 2004-07-01 | Duerk Jeffrey L | Wireless detuning of a resonant circuit in an mr imaging system |
DE10249239A1 (en) * | 2002-10-23 | 2004-05-06 | Philips Intellectual Property & Standards Gmbh | Magnetic resonance imaging device with additional electrical equipment |
WO2004090914A1 (en) | 2003-04-09 | 2004-10-21 | Philips Intellectual Property & Standards Gmbh | Transmission cable |
US7391213B2 (en) * | 2003-05-02 | 2008-06-24 | General Electric Company | Three axis angle invariant RF coil assembly and method and system employing same |
US7505808B2 (en) * | 2004-04-28 | 2009-03-17 | Sunnybrook Health Sciences Centre | Catheter tracking with phase information |
WO2006003566A1 (en) | 2004-06-28 | 2006-01-12 | Koninklijke Philips Electronics N.V. | Transmission line for use in rf fields |
US7532933B2 (en) * | 2004-10-20 | 2009-05-12 | Boston Scientific Scimed, Inc. | Leadless cardiac stimulation systems |
WO2008078294A1 (en) * | 2006-12-22 | 2008-07-03 | Philips Intellectual Property & Standards Gmbh | Transmission line for use in magnetic resonance system |
-
2007
- 2007-12-20 WO PCT/IB2007/055252 patent/WO2008078294A1/en active Application Filing
- 2007-12-20 JP JP2009542376A patent/JP5404416B2/en not_active Expired - Fee Related
- 2007-12-20 EP EP13152712.9A patent/EP2587275B8/en not_active Not-in-force
- 2007-12-20 US US12/520,182 patent/US8228065B2/en active Active
- 2007-12-20 CN CN200780047175.6A patent/CN101652672B/en not_active Expired - Fee Related
- 2007-12-20 EP EP07859476A patent/EP2097762A1/en not_active Ceased
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1185392A (en) * | 1967-03-07 | 1970-03-25 | Edwin John Drayton | Improvements in or relating to Electrical Muscle Stimulators. |
WO2005103748A1 (en) * | 2004-04-23 | 2005-11-03 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging system provided with an electrical accessory device |
WO2005116676A1 (en) * | 2004-05-25 | 2005-12-08 | Hvidovre Hospital | Encoding and transmission of signals as rf signals for detection using an mr apparatus |
WO2006067703A2 (en) * | 2004-12-20 | 2006-06-29 | Koninklijke Philips Electronics N.V. | Transmission path for use in rf fields |
WO2006103635A1 (en) * | 2005-04-01 | 2006-10-05 | Koninklijke Philips Electronics N.V. | Interventional device for use in a magntic resonance system |
Non-Patent Citations (2)
Title |
---|
O.LIPS ET AL.: "Concept for RF-safe electrophysiology pacing catheters using a transformer-based transmission line", PROC.INTL.SOC.MAG.RESON.MED. 15, 2007, pages 237, XP002480156 * |
W.GREATBATCH ET AL.: "Magnetic Resonance Safety Testing of a Newly-Developed Fiber-Optic Cardiac Pacing Lead", JMRI, vol. 16, 2002, pages 97 - 103, XP002480157 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101610567B1 (en) | 2011-12-15 | 2016-04-07 | 임리코 메디컬 시스템즈 인코포레이티드 | Mr active tracking system |
Also Published As
Publication number | Publication date |
---|---|
JP5404416B2 (en) | 2014-01-29 |
EP2097762A1 (en) | 2009-09-09 |
EP2587275B8 (en) | 2015-07-15 |
US8228065B2 (en) | 2012-07-24 |
CN101652672B (en) | 2014-11-26 |
US20100013484A1 (en) | 2010-01-21 |
EP2587275B1 (en) | 2015-04-29 |
JP2010529863A (en) | 2010-09-02 |
CN101652672A (en) | 2010-02-17 |
EP2587275A1 (en) | 2013-05-01 |
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