JP2011151021A - 広いカバー範囲のコンピュータ断層撮影法用の装置及びその製造方法 - Google Patents
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- 230000005855 radiation Effects 0.000 claims description 22
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- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 1
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- 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
- A61B6/48—Diagnostic techniques
- A61B6/482—Diagnostic techniques involving multiple energy imaging
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- 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]
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- 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
- A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
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- 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
- A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
- A61B6/4014—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units arranged in multiple source-detector units
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- 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
- A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
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- 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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
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- 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]
- A61B6/035—Mechanical aspects of CT
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B6/4085—Cone-beams
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- 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
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Abstract
【解決手段】本発明に従った、X線(44)を発生するための管(32)は、電子を放出するように構成された陰極(42)と、自身の表面(48)上に陰極(42)からの電子を受け取るように配置されたターゲット(40)と、陰極(42)とターゲット(40)との間に配置されて、ターゲット(40)へ向かって電子を加速するように構成された、開口(52)を持つ陽極(43)と、軸(54)を中心にしてターゲット(40)を回転させるように構成されていて、ターゲット(40)の前記表面に面している位置に位置決めされた回転システム(56)とを含む。
【選択図】図2
Description
14 X線ビーム
14’ X線ビーム
19 Z軸
32 X線源
32’ X線管
34 ケーシング
36 放射線放出通路
40 ターゲット
42 陰極
42’ 陰極s
43 陽極
43’ 陽極
44 X線
44’ X線
46 ターゲット材料
48 焦点
48’ 焦点
50 表面
52 開口
54 回転軸
54’ 回転軸
56 回転システム
56’ 回転システム
58 中心シャフト
60 回転子
62 第1の端部
64 第2の端部
66 軸受
68 軸受
70 蓄熱材
72 ケーブル・コネクタ
74 高電圧絶縁体
75 電子コレクタ
76 開口
78 軸方向距離
78’ 軸方向距離
80 端部
80’ 端部
500 荷物/手荷物検査システム
502 回転可能なガントリ
504 開口
506 X線エネルギ源
508 検出器組立体
510 コンベア・システム
512 コンベア・ベルト
514 構体
516 対象物
Claims (7)
- 電子を放出するように構成された陰極(42)と、
自身の表面(48)上に前記陰極(42)からの電子を受け取るように配置されたターゲット(40)と、
前記陰極(42)と前記ターゲット(40)との間に配置されて、前記ターゲット(40)へ向かって電子を加速するように構成された、開口(52)を持つ陽極(43)と、
軸(54)を中心にして前記ターゲット(40)を回転させるように構成されていて、前記ターゲット(40)の前記表面に面している位置に位置決めされた回転システム(56)と、
を有している、X線(44)を発生するための管(32)。 - 前記回転システム(56)、陰極(42)及びターゲット(40)はケーシング(34)内に収容されている、請求項1記載の管(32)。
- 前記ケーシング(34)は、前記ターゲット(40)によって放出されたX線放射線(44)を通すための放射線放出通路(36)を持っている、請求項2記載の管(32)。
- 前記回転システム(56)は、回転子(60)、軸受システム(66)、及び前記ターゲット(40)を回転させるために前記回転子(60)と前記ターゲット(40)との間に接続されたシャフト(58)を含んでいる、請求項1記載の管(32)。
- 請求項4記載の管(32)。
前記シャフト(58)の長手方向軸(54)が前記陰極(42)の長手方向軸と平行である、請求項4記載の管(32)。 - 前記陽極(43)は、電子を通過させるように配置された開口(52)を有している、請求項1記載の管(32)。
- 前記管(32)は手荷物検査システム(500)に組み入れられている、請求項1記載の管(32)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/690,173 | 2010-01-20 | ||
US12/690,173 US9271689B2 (en) | 2010-01-20 | 2010-01-20 | Apparatus for wide coverage computed tomography and method of constructing same |
Publications (2)
Publication Number | Publication Date |
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JP2011151021A true JP2011151021A (ja) | 2011-08-04 |
JP5809806B2 JP5809806B2 (ja) | 2015-11-11 |
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Application Number | Title | Priority Date | Filing Date |
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JP2011007396A Expired - Fee Related JP5809806B2 (ja) | 2010-01-20 | 2011-01-18 | 広いカバー範囲のx線装置 |
Country Status (4)
Country | Link |
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US (1) | US9271689B2 (ja) |
EP (1) | EP2347710B1 (ja) |
JP (1) | JP5809806B2 (ja) |
CN (1) | CN102157323B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017096923A (ja) * | 2015-11-18 | 2017-06-01 | エフ イー アイ カンパニFei Company | 新たなx線撮像技法 |
KR101882230B1 (ko) * | 2017-02-20 | 2018-07-26 | (주)선재하이테크 | 듀얼 x선관이 구비된 정전기 제거 장치 및 그것의 제어 방법 |
KR20190096135A (ko) * | 2018-02-08 | 2019-08-19 | (주)선재하이테크 | X선을 이용한 정전기 제거장치 |
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US8848875B2 (en) | 2010-10-29 | 2014-09-30 | General Electric Company | Enhanced barrier for liquid metal bearings |
WO2015081035A1 (en) * | 2013-11-26 | 2015-06-04 | The Johns Hopkins University | Dual-energy cone-beam computed tomography with a multiple source, single-detector configuration |
CN104374783B (zh) * | 2013-12-26 | 2017-06-16 | 清华大学 | Ct系统及其方法 |
CN107481912B (zh) | 2017-09-18 | 2019-06-11 | 同方威视技术股份有限公司 | 阳极靶、射线光源、计算机断层扫描设备及成像方法 |
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EP2347710A1 (en) | 2011-07-27 |
US20110176659A1 (en) | 2011-07-21 |
CN102157323B (zh) | 2016-01-27 |
JP5809806B2 (ja) | 2015-11-11 |
CN102157323A (zh) | 2011-08-17 |
EP2347710B1 (en) | 2020-05-06 |
US9271689B2 (en) | 2016-03-01 |
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