JP5432448B2 - 計算機式断層写真法検出器モジュール構成 - Google Patents
計算機式断層写真法検出器モジュール構成 Download PDFInfo
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- JP5432448B2 JP5432448B2 JP2007338445A JP2007338445A JP5432448B2 JP 5432448 B2 JP5432448 B2 JP 5432448B2 JP 2007338445 A JP2007338445 A JP 2007338445A JP 2007338445 A JP2007338445 A JP 2007338445A JP 5432448 B2 JP5432448 B2 JP 5432448B2
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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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating
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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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Description
12 ガントリ
14 X線源
16 X線のビーム
18 検出器アセンブリ
20 検出器モジュール
22 患者
24 回転中心
26 制御機構
28 X線制御器
30 ガントリ・モータ制御器
34 画像再構成器
36 コンピュータ
38 大容量記憶装置
40 コンソール
42 陰極線管表示器
44 テーブル・モータ制御器
46 テーブル
48 ガントリ開口
52 センサ素子
54 データ取得システム(DAS)
56 電子回路基材
58 ピッチ・アダプタ
60 接点パッド
62 配線アセンブリ
64 ディジタル・インターコネクト
66 高電圧インターコネクト
68 バイアス電圧制御
70 集積回路(IC)
72 ワイヤ・ボンド
74 電子回路基材背面
76 IC上面
78 モジュール支持体
79 コリメータ・アセンブリ
80 整列ピン
82 開孔
84 スロット
86 絶縁性支持部材
88 放射線遮蔽
90 可撓性ピッチ・アダプタ
92 成層ハイブリッド検出器
94 シンチレータ・アレイ
96 モジュール支持体
98 整列ピン
100 開孔
102、104 電子回路基材
Claims (10)
- 計算機式断層写真法イメージング・システム(10)に使用される検出器モジュール(20)であって、
X線信号を対応するアナログ電気信号へ変換するセンサ素子(52)と、
前記センサ素子(52)の作用面積をX線フォトン束率に応じて動的に調節する少なくとも1つのバイアス電圧制御(68)と、
前記少なくとも1つのバイアス電圧制御(68)に接続し、電子回路基材(56)の上に少なくとも1個の集積回路(70)を含んでおり、前記アナログ電気信号をデジタル電気信号に変換するデータ取得システム(DAS)(54)と、
前記センサ素子(52)を前記少なくとも1個の集積回路(70)及び前記電子回路基材(56)に結合する、第一の結合システム(60)と、
前記少なくとも1個の集積回路(70)を前記電子回路基材(56)に結合する第二の結合システムと、
を含む、検出器モジュール(20)。 - 前記第一の結合システム(60)はピッチ・アダプタ(58)をさらに含んでおり、該ピッチ・アダプタ(58)は、
複数の接点パッド(60)を有し、前記センサ素子(52)の読み出し面にインターコネクト接続している上面と、
複数の接点パッド(60)を有し、前記電子回路基材(56)及び前記少なくとも1個の集積回路(70)の一方にインターコネクト接続している底面と
を含んでいる、請求項1に記載の検出器モジュール(20)。 - 前記少なくとも一つのバイアス電圧制御(68)は、前記電子回路基材(56)を前記ピッチ・アダプタ(58)に接続する、請求項2に記載の検出器モジュール(20)。
- 前記少なくとも一つのバイアス電圧制御(68)は、前記電子回路基材(56)を前記センサ素子(52)に接続する、請求項1又は2に記載の検出器モジュール(20)。
- 前記センサ素子(52)が直接変換素子である、請求項1乃至4のいずれかに記載の検出器モジュール(20)。
- 前記センサ素子(52)に結合されている高電圧インターコネクト(66)をさらに含んでいる、請求項1乃至5のいずれかに記載の検出器モジュール(20)。
- 前記少なくとも1個の集積回路(70)は、付加的な集積回路(70)に対して3面で接触配置可能となるように構成されている、請求項1乃至6のいずれかに記載の検出器モジュール(20)。
- 当該ボアを通して並進移動される患者(22)を収容するように設計されているボアを内部に有するガントリ(12)と、
該ガントリ(12)に配設されており、前記患者(22)に向かってX線(16)を放出するように構成されているX線源(14)と、
前記ガントリ(12)に配設されており、前記患者(22)により減弱されたX線信号を受信する請求項1乃至7のいずれかに記載の検出器モジュール(20)と
を備えた計算機式断層写真法イメージング・システム(10)。 - 前記検出器モジュール(20)は、前記電子回路基材(56)に接続されている電気配線基板(62)をさらに含んでおり、該電気配線基板(62)は、前記センサ素子(52)に垂直に配向されて4面で接触配置可能な検出器モジュール(20)を形成し、これにより、追加の検出器モジュール(20)が、さらに大面積のセンサ・アレイを構築すべく前記検出器モジュール(20)に隣接して配置され得るようにしている、請求項8に記載の計算機式断層写真法イメージング・システム(10)。
- 前記検出器モジュール(20)は、前記センサ素子(52)をコリメータ構造(79)と整列させるように前記電子回路基材(56)に取り付けられているモジュール支持体(78)をさらに含み、前記モジュール支持体(78)が前記電気配線基板(62)を通すスロット(84)を含んでいる、請求項9に記載の計算機式断層写真法イメージング・システム(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US11/619,990 US7606346B2 (en) | 2007-01-04 | 2007-01-04 | CT detector module construction |
US11/619,990 | 2007-01-04 |
Publications (2)
Publication Number | Publication Date |
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JP2008161689A JP2008161689A (ja) | 2008-07-17 |
JP5432448B2 true JP5432448B2 (ja) | 2014-03-05 |
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Country | Link |
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US (1) | US7606346B2 (ja) |
JP (1) | JP5432448B2 (ja) |
CN (1) | CN101214154B (ja) |
DE (1) | DE102007062891A1 (ja) |
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2007
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- 2007-12-21 DE DE102007062891A patent/DE102007062891A1/de not_active Withdrawn
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JP2008161689A (ja) | 2008-07-17 |
CN101214154A (zh) | 2008-07-09 |
US20080165921A1 (en) | 2008-07-10 |
CN101214154B (zh) | 2013-03-13 |
US7606346B2 (en) | 2009-10-20 |
DE102007062891A1 (de) | 2008-07-10 |
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