DE19645849A1 - Einrichtung und Verfahren zur Herstellung einer offenen MR-Magnetgradientspule - Google Patents
Einrichtung und Verfahren zur Herstellung einer offenen MR-MagnetgradientspuleInfo
- Publication number
- DE19645849A1 DE19645849A1 DE19645849A DE19645849A DE19645849A1 DE 19645849 A1 DE19645849 A1 DE 19645849A1 DE 19645849 A DE19645849 A DE 19645849A DE 19645849 A DE19645849 A DE 19645849A DE 19645849 A1 DE19645849 A1 DE 19645849A1
- Authority
- DE
- Germany
- Prior art keywords
- coil
- cutting
- cylinder
- cutting tool
- segments
- 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- Withdrawn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
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 238000005520 cutting process Methods 0.000 claims description 68
- 238000000034 method Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000004593 Epoxy Substances 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 7
- 238000003384 imaging method Methods 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 3
- 230000000875 corresponding effect Effects 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000011152 fibreglass Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002173 cutting fluid Substances 0.000 description 2
- 239000002223 garnet Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000003197 Byrsonima crassifolia Nutrition 0.000 description 1
- 240000001546 Byrsonima crassifolia Species 0.000 description 1
- 206010009244 Claustrophobia Diseases 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 208000019899 phobic disease Diseases 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000011477 surgical intervention Methods 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
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/071—Winding coils of special form
-
- 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
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49799—Providing transitory integral holding or handling portion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/555,374 US5638595A (en) | 1995-11-09 | 1995-11-09 | Method for fabricating open MR magnet gradient coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19645849A1 true DE19645849A1 (de) | 1997-05-15 |
Family
ID=24217029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19645849A Withdrawn DE19645849A1 (de) | 1995-11-09 | 1996-11-07 | Einrichtung und Verfahren zur Herstellung einer offenen MR-Magnetgradientspule |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5638595A (enExample) |
| JP (1) | JPH09182732A (enExample) |
| DE (1) | DE19645849A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1820445A4 (en) * | 2004-11-29 | 2010-06-23 | Hitachi Medical Corp | MAGNETIC TOMOGRAPH |
| EP3497459B1 (en) * | 2016-08-15 | 2024-11-20 | Koninklijke Philips N.V. | Actively shielded gradient coil assembly for a magnetic resonance examination system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1273347A (en) * | 1968-06-26 | 1972-05-10 | Dowty Technical Dev Ltd | Electrical moving coil device |
| US5378989A (en) * | 1993-11-02 | 1995-01-03 | General Electric Company | Open gradient coils for magnetic resonance imaging |
-
1995
- 1995-11-09 US US08/555,374 patent/US5638595A/en not_active Expired - Fee Related
-
1996
- 1996-11-07 JP JP8294870A patent/JPH09182732A/ja not_active Withdrawn
- 1996-11-07 DE DE19645849A patent/DE19645849A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US5638595A (en) | 1997-06-17 |
| JPH09182732A (ja) | 1997-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8120 | Willingness to grant licences paragraph 23 | ||
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN |
|
| 8139 | Disposal/non-payment of the annual fee |