ATE85437T1 - Antenne fuer ein bilderzeugungsgeraet mittels magnetischer kernresonanz. - Google Patents
Antenne fuer ein bilderzeugungsgeraet mittels magnetischer kernresonanz.Info
- Publication number
- ATE85437T1 ATE85437T1 AT89400782T AT89400782T ATE85437T1 AT E85437 T1 ATE85437 T1 AT E85437T1 AT 89400782 T AT89400782 T AT 89400782T AT 89400782 T AT89400782 T AT 89400782T AT E85437 T1 ATE85437 T1 AT E85437T1
- Authority
- AT
- Austria
- Prior art keywords
- plates
- antenna
- imaging device
- magnetic resonance
- nuclear magnetic
- Prior art date
Links
- 238000013421 nuclear magnetic resonance imaging Methods 0.000 title 1
- 125000006850 spacer group Chemical group 0.000 abstract 2
- 238000004804 winding Methods 0.000 abstract 2
- 210000004556 brain Anatomy 0.000 abstract 1
- 239000004020 conductor Substances 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000000615 nonconductor Substances 0.000 abstract 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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
- G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
- G01R33/34061—Helmholtz coils
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8804163A FR2629335B1 (fr) | 1988-03-30 | 1988-03-30 | Antenne pour dispositif d'imagerie par resonance magnetique nucleaire |
| EP89400782A EP0335771B1 (de) | 1988-03-30 | 1989-03-21 | Antenne für ein Bilderzeugungsgerät mittels magnetischer Kernresonanz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE85437T1 true ATE85437T1 (de) | 1993-02-15 |
Family
ID=9364778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT89400782T ATE85437T1 (de) | 1988-03-30 | 1989-03-21 | Antenne fuer ein bilderzeugungsgeraet mittels magnetischer kernresonanz. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4968936A (de) |
| EP (1) | EP0335771B1 (de) |
| JP (1) | JPH0217036A (de) |
| AT (1) | ATE85437T1 (de) |
| DE (1) | DE68904670T2 (de) |
| FR (1) | FR2629335B1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5361764A (en) * | 1993-07-09 | 1994-11-08 | Grumman Aerospace Corporation | Magnetic resonance imaging foot coil assembly |
| US5492122A (en) * | 1994-04-15 | 1996-02-20 | Northrop Grumman Corporation | Magnetic resonance guided hyperthermia |
| US6198961B1 (en) * | 1998-11-12 | 2001-03-06 | Picker International, Inc. | Interventional radio frequency coil assembly for magnetic resonance (MR) guided neurosurgery |
| US20090222987A1 (en) * | 2008-01-29 | 2009-09-10 | Zeng He He | Examination bed for an mri system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0112361B1 (de) * | 1982-06-28 | 1987-02-25 | Oxford Research Systems Limited | Hochfrequenzsonde und verfahren zur verwendung einer solchen |
| US4636730A (en) * | 1984-08-16 | 1987-01-13 | General Electric Company | NMR spectroscopy body probes with at least one surface coil |
| JPS6287142A (ja) * | 1985-10-14 | 1987-04-21 | 株式会社東芝 | 磁気共鳴イメ−ジング装置 |
| DE3538952A1 (de) * | 1985-11-02 | 1987-05-14 | Philips Patentverwaltung | Hochfrequenz-spulenanordnung fuer kernspinresonanzgeraet |
| FR2592715B1 (fr) * | 1986-01-07 | 1990-09-21 | Thomson Cgr | Antenne orbite pour appareil d'imagerie par resonance magnetique nucleaire |
| DE3628035A1 (de) * | 1986-08-19 | 1988-02-25 | Siemens Ag | Oberflaechenspulenanordnung fuer die untersuchung der kernmagnetischen resonanz |
| US4733190A (en) * | 1987-03-16 | 1988-03-22 | Medical Advances, Inc. | NMR local coil with adjustable spacing |
-
1988
- 1988-03-30 FR FR8804163A patent/FR2629335B1/fr not_active Expired - Lifetime
-
1989
- 1989-03-21 DE DE8989400782T patent/DE68904670T2/de not_active Expired - Fee Related
- 1989-03-21 AT AT89400782T patent/ATE85437T1/de not_active IP Right Cessation
- 1989-03-21 EP EP89400782A patent/EP0335771B1/de not_active Expired - Lifetime
- 1989-03-29 US US07/330,387 patent/US4968936A/en not_active Expired - Fee Related
- 1989-03-30 JP JP1080207A patent/JPH0217036A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0217036A (ja) | 1990-01-22 |
| DE68904670T2 (de) | 1993-07-22 |
| FR2629335B1 (fr) | 1990-12-21 |
| US4968936A (en) | 1990-11-06 |
| DE68904670D1 (de) | 1993-03-18 |
| FR2629335A1 (fr) | 1989-10-06 |
| EP0335771A1 (de) | 1989-10-04 |
| EP0335771B1 (de) | 1993-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |