EP0191828A1 - Halbleiter nmr sonde - Google Patents
Halbleiter nmr sondeInfo
- Publication number
- EP0191828A1 EP0191828A1 EP85904205A EP85904205A EP0191828A1 EP 0191828 A1 EP0191828 A1 EP 0191828A1 EP 85904205 A EP85904205 A EP 85904205A EP 85904205 A EP85904205 A EP 85904205A EP 0191828 A1 EP0191828 A1 EP 0191828A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- set forth
- probe
- nmr
- integrated circuit
- catheter
- 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.)
- Withdrawn
Links
- 239000000523 sample Substances 0.000 title claims abstract description 98
- 238000000371 solid-state nuclear magnetic resonance spectroscopy Methods 0.000 title description 2
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 claims abstract description 25
- 238000001816 cooling Methods 0.000 claims abstract description 23
- 238000012545 processing Methods 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 10
- 239000012809 cooling fluid Substances 0.000 claims description 9
- 238000001465 metallisation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000005057 refrigeration Methods 0.000 claims description 5
- 230000005672 electromagnetic field Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 210000000056 organ Anatomy 0.000 claims description 4
- 230000010287 polarization Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims 3
- 230000037431 insertion Effects 0.000 claims 3
- 238000005086 pumping Methods 0.000 claims 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005481 NMR spectroscopy Methods 0.000 abstract description 22
- 238000004804 winding Methods 0.000 abstract 3
- 238000001228 spectrum Methods 0.000 description 7
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 5
- 230000036760 body temperature Effects 0.000 description 4
- 206010028980 Neoplasm Diseases 0.000 description 3
- 208000002847 Surgical Wound Diseases 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000282465 Canis Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000012623 in vivo measurement Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 210000004731 jugular vein Anatomy 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001453 nonthrombogenic effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000005241 right ventricle Anatomy 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000472 traumatic effect Effects 0.000 description 1
- 230000004614 tumor growth Effects 0.000 description 1
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
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- High Energy & Nuclear Physics (AREA)
- Medical Informatics (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Endoscopes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US64067084A | 1984-08-13 | 1984-08-13 | |
US640670 | 1996-05-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0191828A1 true EP0191828A1 (de) | 1986-08-27 |
EP0191828A4 EP0191828A4 (de) | 1989-02-23 |
Family
ID=24569222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19850904205 Withdrawn EP0191828A4 (de) | 1984-08-13 | 1985-08-13 | Halbleiter nmr sonde. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0191828A4 (de) |
JP (1) | JPS62500048A (de) |
WO (1) | WO1986001093A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0767441B2 (ja) * | 1985-07-30 | 1995-07-26 | 株式会社東芝 | 磁気共鳴イメ−ジング装置 |
GB8600665D0 (en) * | 1986-01-13 | 1986-02-19 | Longmore D B | Surgical catheters |
US5035231A (en) * | 1987-04-27 | 1991-07-30 | Olympus Optical Co., Ltd. | Endoscope apparatus |
US4960106A (en) * | 1987-04-28 | 1990-10-02 | Olympus Optical Co., Ltd. | Endoscope apparatus |
FI80585C (fi) * | 1988-11-11 | 1990-07-10 | Instrumentarium Oy | Arrangemang foer undersoekning av ett objekt. |
DE385367T1 (de) * | 1989-02-27 | 1995-06-29 | Medrad, Inc., Pittsburgh, Pa. | Sonde für Körperhöhlen und Schnittstelleneinrichtung für Magnetresonanzdarstellung und Spektroskopie. |
JPH07303625A (ja) * | 1994-03-18 | 1995-11-21 | Olympus Optical Co Ltd | 磁気共鳴断層撮影装置用器具 |
US7747310B2 (en) | 2002-05-16 | 2010-06-29 | Medrad, Inc. | System and method of obtaining images and spectra of intracavity structures using 3.0 Tesla magnetic resonance systems |
EP1653852A4 (de) * | 2003-07-24 | 2010-06-09 | Dune Medical Devices Ltd | Verfahren und gerät zur untersuchung einer substanz, insbesondere von gewebe, zur charakterisierung ihrer art |
CN101642371B (zh) | 2004-11-15 | 2013-01-30 | 梅德拉股份有限公司 | 在使用高磁场核磁共振***获取腔内结构的图像和频谱时使用的腔内探针及其接口 |
JP2011078824A (ja) * | 2010-12-17 | 2011-04-21 | Isao Shimoyama | Mri装置用送受信素子 |
DE102011081268A1 (de) | 2011-08-19 | 2013-02-21 | Endress + Hauser Gmbh + Co. Kg | Feldgerät zur Bestimmung oder Überwachung einer physikalischen oder chemischen Prozessgröße in der Automatisierungstechnik |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2719920A (en) * | 1951-03-20 | 1955-10-04 | Glenn R Ellis | Multi-band mobile antenna loading coil |
US2961657A (en) * | 1956-07-09 | 1960-11-22 | Hodges Hato Rey | Mobile antenna structure |
SE305489B (de) * | 1964-07-17 | 1968-10-28 | W Petersen | |
US3391690A (en) * | 1965-04-05 | 1968-07-09 | Armao Thomas Anthony | Biopsy instrument including tissue heating or cooling means and method of use |
US3448739A (en) * | 1966-08-22 | 1969-06-10 | Edwards Lab Inc | Double lumen diagnostic balloon catheter |
US3942519A (en) * | 1972-12-26 | 1976-03-09 | Ultrasonic Systems, Inc. | Method of ultrasonic cryogenic cataract removal |
DE2422103C2 (de) * | 1974-05-07 | 1986-12-18 | Erbe Elektromedizin Gmbh, 7400 Tuebingen | Kryochirurgiegerät |
US4385636A (en) * | 1978-05-23 | 1983-05-31 | Cosman Eric R | Telemetric differential pressure sensor with the improvement of a conductive shorted loop tuning element and a resonant circuit |
NL7900245A (nl) * | 1979-01-12 | 1980-07-15 | Philips Nv | Tweelaags vlakke electrische spoel met aftakking. |
US4279252A (en) * | 1979-08-24 | 1981-07-21 | Martin Michael T | X-ray scaling catheter |
JPS5863111A (ja) * | 1981-10-12 | 1983-04-14 | Mitsubishi Electric Corp | 電磁誘導機器 |
US4445892A (en) * | 1982-05-06 | 1984-05-01 | Laserscope, Inc. | Dual balloon catheter device |
US4488135A (en) * | 1982-07-29 | 1984-12-11 | Schwartz Charles A | Transformer for welding gun |
-
1985
- 1985-08-13 JP JP60503746A patent/JPS62500048A/ja active Pending
- 1985-08-13 EP EP19850904205 patent/EP0191828A4/de not_active Withdrawn
- 1985-08-13 WO PCT/US1985/001543 patent/WO1986001093A1/en not_active Application Discontinuation
Non-Patent Citations (3)
Title |
---|
CIRCULATION RESEARCH, vol. 55, no. 2, August 1984, pages 261-266; H.L. KANTOR et al.: "In vivo 31P nuclear magnetic resonance measurements in canine heart using a catheter-coil" * |
MAGNETIC RESONANCE IN MEDICINE, vol. 1, no. 2, June 1984, pages 183-184, Academic Press, Inc., US; H.L. KANTOR et al.: "A catheter NMR probe for in vivo NMR measurements of internal organs" * |
See also references of WO8601093A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP0191828A4 (de) | 1989-02-23 |
WO1986001093A1 (en) | 1986-02-27 |
JPS62500048A (ja) | 1987-01-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4672972A (en) | Solid state NMR probe | |
CA2648973C (en) | Method of magnetic resonance imaging and spectroscopic analysis and associated apparatus | |
US5699801A (en) | Method of internal magnetic resonance imaging and spectroscopic analysis and associated apparatus | |
US6263229B1 (en) | Miniature magnetic resonance catheter coils and related methods | |
EP0191828A1 (de) | Halbleiter nmr sonde | |
US7848788B2 (en) | Magnetic resonance imaging probe | |
US5323778A (en) | Method and apparatus for magnetic resonance imaging and heating tissues | |
US8108028B2 (en) | MRI systems having MRI compatible universal delivery cannulas with cooperating MRI antenna probes and related systems and methods | |
US7236816B2 (en) | Biopsy and sampling needle antennas for magnetic resonance imaging-guided biopsies | |
US6606513B2 (en) | Magnetic resonance imaging transseptal needle antenna | |
US8473029B2 (en) | Catheter electrode that can simultaneously emit electrical energy and facilitate visualization by magnetic resonance imaging | |
US8212554B2 (en) | Intraluminal magneto sensor system and method of use | |
US20020055678A1 (en) | Electrode probe coil for MRI | |
WO2004038442A2 (en) | Catheter and radiofrequency coil with annular b1 filed | |
WO2006103635A1 (en) | Interventional device for use in a magntic resonance system | |
CA3002050C (en) | Indwelling radio frequency coils for intraoperative magnetic resonance imaging | |
US20070106148A1 (en) | Electronic circuits to improve the sensitivity of magnetic resonance tracking catheters and intraluminal RF coils | |
US8805475B2 (en) | System and method for tracking a position of an interventional medical device using a magnetic resonance imaging system | |
US4878022A (en) | Widened and shaped MRI surface coil having increased signal-to-noise ratio | |
WO2002084316A1 (en) | Magnetic resonance imaging probe | |
AU779794B2 (en) | Methods for in vivo magnetic resonance imaging | |
EP1537430A1 (de) | Katheter zur verwendung in der bildgebenden magnetischen resonanz | |
JP2002528214A (ja) | 対象検査装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19860526 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 19890223 |
|
17Q | First examination report despatched |
Effective date: 19900713 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19910604 |