CA1129564A - Computer tomography method and apparatus - Google Patents
Computer tomography method and apparatusInfo
- Publication number
- CA1129564A CA1129564A CA353,328A CA353328A CA1129564A CA 1129564 A CA1129564 A CA 1129564A CA 353328 A CA353328 A CA 353328A CA 1129564 A CA1129564 A CA 1129564A
- Authority
- CA
- Canada
- Prior art keywords
- assembly
- slip ring
- patient
- rotating
- electrical
- 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.)
- Expired
Links
- 238000002591 computed tomography Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000003989 dielectric material Substances 0.000 claims abstract 4
- 230000005855 radiation Effects 0.000 claims description 31
- 239000012530 fluid Substances 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 8
- 230000000712 assembly Effects 0.000 claims 4
- 238000000429 assembly Methods 0.000 claims 4
- 230000000694 effects Effects 0.000 claims 2
- 230000002238 attenuated effect Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000009877 rendering Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000003384 imaging method Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 101100043372 Caenorhabditis elegans sqt-1 gene Proteins 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005576 amination reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013170 computed tomography imaging Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- BALXUFOVQVENIU-KXNXZCPBSA-N pseudoephedrine hydrochloride Chemical compound [H+].[Cl-].CN[C@@H](C)[C@@H](O)C1=CC=CC=C1 BALXUFOVQVENIU-KXNXZCPBSA-N 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/56—Details of data transmission or power supply, e.g. use of slip rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
- A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7619379A | 1979-09-17 | 1979-09-17 | |
| US076,193 | 1979-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1129564A true CA1129564A (en) | 1982-08-10 |
Family
ID=22130508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA353,328A Expired CA1129564A (en) | 1979-09-17 | 1980-06-04 | Computer tomography method and apparatus |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5657433A (cs) |
| CA (1) | CA1129564A (cs) |
| DE (1) | DE3034717A1 (cs) |
| FR (1) | FR2464694A1 (cs) |
| GB (1) | GB2061028B (cs) |
| NL (1) | NL190630C (cs) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3221791A1 (de) * | 1982-06-09 | 1983-12-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Einrichtung zur hochspannungsuebertragung zwischen zwei relativ zu einander drehbaren teilen |
| US4798540A (en) * | 1983-05-12 | 1989-01-17 | Tokyo Shibaura Denki Kabushiki Kaisha | Integrated CT scanner gantry |
| US4799245A (en) * | 1983-05-12 | 1989-01-17 | Tokyo Shibaura Denki Kabushiki Kaisha | Integrated CT scanner gantry |
| JPS6340536A (ja) * | 1986-08-05 | 1988-02-20 | ジーイー横河メディカルシステム株式会社 | Ｘ線断層撮影装置 |
| IL96230A0 (en) * | 1990-11-02 | 1991-08-16 | Elscint Ltd | Gantry for nuclear medicine imaging systems |
| DE4207007C1 (en) * | 1992-03-05 | 1993-05-13 | Siemens Ag, 8000 Muenchen, De | Computer tomography appts. with continuous rotating measuring unit - feeds x=ray energy over current feed to x=ray detector via insulated annular rotating disc |
| CN114305474A (zh) * | 2022-01-24 | 2022-04-12 | 北京旋安特传动技术开发有限公司 | 一种用于ct机的驱动机构和ct机 |
| DE102023126717B3 (de) | 2023-09-29 | 2025-01-30 | Stemmann-Technik Gmbh | Schleifringübertragersystem |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4093859A (en) * | 1975-11-28 | 1978-06-06 | Artronix, Inc. | Axial tomographic apparatus |
| US4051379A (en) * | 1975-11-28 | 1977-09-27 | Artronix, Inc. | Axial tomographic apparatus and detector |
| GB1568062A (en) * | 1976-01-29 | 1980-05-21 | Emi Ltd | Slip-ring connection |
| DE2606534A1 (de) * | 1976-02-18 | 1977-08-25 | Siemens Ag | Roentgenschichtgeraet zur herstellung von transversalschichtbildern |
| NL7704119A (nl) * | 1976-04-19 | 1977-10-21 | Varian Associates | Tomografische aftastinrichting. |
| JPS6019113B2 (ja) * | 1976-04-19 | 1985-05-14 | シ−メンス・アクチェンゲゼルシャフト | 断層撮影走査装置用回転電気供給装置および方法 |
| DE2619482C2 (de) * | 1976-05-03 | 1982-05-06 | Siemens AG, 1000 Berlin und 8000 München | Röntgenschichtgerät zur Herstellung von Transversalschichtbildern |
| US4066901A (en) * | 1976-09-13 | 1978-01-03 | Varian Associates, Inc. | Tomographic scanning apparatus with improved collimator structure |
-
1980
- 1980-06-04 CA CA353,328A patent/CA1129564A/en not_active Expired
- 1980-09-11 GB GB8029465A patent/GB2061028B/en not_active Expired
- 1980-09-12 JP JP12784580A patent/JPS5657433A/ja active Granted
- 1980-09-15 DE DE19803034717 patent/DE3034717A1/de active Granted
- 1980-09-16 NL NL8005171A patent/NL190630C/xx not_active IP Right Cessation
- 1980-09-17 FR FR8020030A patent/FR2464694A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5657433A (en) | 1981-05-19 |
| DE3034717A1 (de) | 1981-03-19 |
| NL190630B (nl) | 1994-01-03 |
| JPS6353814B2 (cs) | 1988-10-25 |
| DE3034717C2 (cs) | 1989-12-14 |
| GB2061028B (en) | 1983-07-06 |
| GB2061028A (en) | 1981-05-07 |
| NL190630C (nl) | 1994-06-01 |
| FR2464694A1 (fr) | 1981-03-20 |
| NL8005171A (nl) | 1981-03-19 |
| FR2464694B1 (cs) | 1983-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |