JP4236315B2 - コンピュータ断層撮影システム - Google Patents

コンピュータ断層撮影システム Download PDF

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Publication number
JP4236315B2
JP4236315B2 JP33373198A JP33373198A JP4236315B2 JP 4236315 B2 JP4236315 B2 JP 4236315B2 JP 33373198 A JP33373198 A JP 33373198A JP 33373198 A JP33373198 A JP 33373198A JP 4236315 B2 JP4236315 B2 JP 4236315B2
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JP
Japan
Prior art keywords
image
controller
command
computed tomography
tomography system
Prior art date
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Expired - Fee Related
Application number
JP33373198A
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English (en)
Japanese (ja)
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JPH11235336A5 (enExample
JPH11235336A (ja
Inventor
フェイズル・アリ
ジアング・シー
ロバート・フランクリン・ゼンツィヒ
スティーブン・クリストファー・デイヴィス
ショーン・パトリック・フェイスラー
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General Electric Co
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General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JPH11235336A publication Critical patent/JPH11235336A/ja
Publication of JPH11235336A5 publication Critical patent/JPH11235336A5/ja
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Publication of JP4236315B2 publication Critical patent/JP4236315B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/20—Inverse problem, i.e. transformations from projection space into object space
    • 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]
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/548—Remote control of the apparatus or devices
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4476—Constructional features of apparatus for radiation diagnosis related to motor-assisted motion of the source unit
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/428—Real-time
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)
JP33373198A 1997-11-26 1998-11-25 コンピュータ断層撮影システム Expired - Fee Related JP4236315B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/979,279 US6801594B1 (en) 1997-11-26 1997-11-26 Computed tomography fluoroscopy system
US08/979279 1997-11-26

Publications (3)

Publication Number Publication Date
JPH11235336A JPH11235336A (ja) 1999-08-31
JPH11235336A5 JPH11235336A5 (enExample) 2005-10-13
JP4236315B2 true JP4236315B2 (ja) 2009-03-11

Family

ID=25526816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33373198A Expired - Fee Related JP4236315B2 (ja) 1997-11-26 1998-11-25 コンピュータ断層撮影システム

Country Status (4)

Country Link
US (2) US6801594B1 (enExample)
JP (1) JP4236315B2 (enExample)
DE (1) DE19854470A1 (enExample)
IL (1) IL127121A (enExample)

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JP4659341B2 (ja) * 2003-06-23 2011-03-30 キヤノン株式会社 X線撮影装置
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Also Published As

Publication number Publication date
US7006592B2 (en) 2006-02-28
US6801594B1 (en) 2004-10-05
US20040247070A1 (en) 2004-12-09
IL127121A0 (en) 1999-09-22
JPH11235336A (ja) 1999-08-31
DE19854470A1 (de) 1999-05-27
IL127121A (en) 2003-12-10

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