JPS59151940A - Ｘ線診断装置 - Google Patents

Ｘ線診断装置

Info

Publication number
JPS59151940A
JPS59151940A JP58024877A JP2487783A JPS59151940A JP S59151940 A JPS59151940 A JP S59151940A JP 58024877 A JP58024877 A JP 58024877A JP 2487783 A JP2487783 A JP 2487783A JP S59151940 A JPS59151940 A JP S59151940A
Authority
JP
Japan
Prior art keywords
ray
output
calculation means
detector
equation
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.)
Granted
Application number
JP58024877A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0436509B2 (enExample
Inventor
菊池　克也
道隆 本田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=12150425&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS59151940(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP58024877A priority Critical patent/JPS59151940A/ja
Priority to DE8484101501T priority patent/DE3461880D1/de
Priority to EP19840101501 priority patent/EP0116941B2/en
Priority to US06/581,043 priority patent/US4599742A/en
Publication of JPS59151940A publication Critical patent/JPS59151940A/ja
Publication of JPH0436509B2 publication Critical patent/JPH0436509B2/ja
Granted legal-status Critical Current

Links

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
    • A61B6/52—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
    • A61B6/5282—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to scatter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
    • 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

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Signal Processing (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
JP58024877A 1983-02-18 1983-02-18 Ｘ線診断装置 Granted JPS59151940A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58024877A JPS59151940A (ja) 1983-02-18 1983-02-18 Ｘ線診断装置
DE8484101501T DE3461880D1 (en) 1983-02-18 1984-02-14 An x-ray diagnostic apparatus
EP19840101501 EP0116941B2 (en) 1983-02-18 1984-02-14 An x-ray diagnostic apparatus
US06/581,043 US4599742A (en) 1983-02-18 1984-02-17 X-ray diagnostic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58024877A JPS59151940A (ja) 1983-02-18 1983-02-18 Ｘ線診断装置

Publications (2)

Publication Number Publication Date
JPS59151940A true JPS59151940A (ja) 1984-08-30
JPH0436509B2 JPH0436509B2 (enExample) 1992-06-16

Family

ID=12150425

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58024877A Granted JPS59151940A (ja) 1983-02-18 1983-02-18 Ｘ線診断装置

Country Status (4)

Country Link
US (1) US4599742A (enExample)
EP (1) EP0116941B2 (enExample)
JP (1) JPS59151940A (enExample)
DE (1) DE3461880D1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62192640A (ja) * 1986-02-20 1987-08-24 Toshiba Corp Ｘ線画像処理装置
JPH0411473A (ja) * 1990-04-27 1992-01-16 Fuji Photo Film Co Ltd 骨塩定量分析方法および装置
JP2016067587A (ja) * 2014-09-30 2016-05-09 富士フイルム株式会社 放射線画像処理装置および方法並びにプログラム

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3469666D1 (en) * 1983-04-25 1988-04-07 Toshiba Kk X-ray diagnostic apparatus
JPS61249452A (ja) * 1985-04-30 1986-11-06 株式会社東芝 Ｘ線診断装置
US4829552A (en) * 1985-12-06 1989-05-09 Rossi Remo J Anti-scatter grid system
JPS62191972A (ja) * 1986-02-18 1987-08-22 Toshiba Corp Ｘ線画像処理装置
NL8802184A (nl) * 1988-09-05 1990-04-02 Philips Nv Werkwijze en inrichting voor correctie van strooistralingseffecten in roentgenbeelden.
US4962514A (en) * 1988-11-21 1990-10-09 Texaco Inc. Method of calibrating a tomographic system for testing earthen cores
JPH02237277A (ja) * 1989-03-09 1990-09-19 Toshiba Corp Ｘ線診断装置
US5210688A (en) * 1990-05-21 1993-05-11 General Motors Corporation Sinography method and apparatus
US5440647A (en) * 1993-04-22 1995-08-08 Duke University X-ray procedure for removing scattered radiation and enhancing signal-to-noise ratio (SNR)
BE1007766A3 (nl) * 1993-11-10 1995-10-17 Philips Electronics Nv Werkwijze en inrichting voor computer tomografie.
WO1998052011A2 (en) * 1997-05-14 1998-11-19 Emory University Systems and methods for analyzing phantom images
US6118892A (en) * 1998-11-19 2000-09-12 Direct Radiography Corp. Method for automatic detection of region of interest for digital x-ray detectors using a filtered histogram
US6381351B1 (en) 1999-11-24 2002-04-30 Direct Radiography Corp. Weighted inverse topography method for digital x-ray image data processing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2431272A1 (de) * 1974-11-09 1976-01-08 Medicor Muevek Verfahren zur auswertung von roentgenbildern
NL183160C (nl) * 1974-11-26 1988-08-01 Optische Ind De Oude Delft Nv Stelsel voor het vormen van een videorepresentatie van een roentgenschaduwbeeld.
GB1571800A (en) * 1976-01-15 1980-07-16 Emi Ltd Radiography
NL8202417A (nl) * 1982-06-15 1984-01-02 Philips Nv Inrichting en werkwijze voor het verwerken van roentgenbeelden.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62192640A (ja) * 1986-02-20 1987-08-24 Toshiba Corp Ｘ線画像処理装置
JPH0411473A (ja) * 1990-04-27 1992-01-16 Fuji Photo Film Co Ltd 骨塩定量分析方法および装置
JP2016067587A (ja) * 2014-09-30 2016-05-09 富士フイルム株式会社 放射線画像処理装置および方法並びにプログラム

Also Published As

Publication number Publication date
EP0116941B2 (en) 1990-04-11
JPH0436509B2 (enExample) 1992-06-16
DE3461880D1 (en) 1987-02-05
EP0116941B1 (en) 1986-12-30
EP0116941A1 (en) 1984-08-29
US4599742A (en) 1986-07-08

Similar Documents

Publication Publication Date Title
JPS59151940A (ja) Ｘ線診断装置
Suetens Fundamentals of medical imaging
Doi et al. Noise reduction by radiographic magnification
CN104166971B (zh) 一种ct图像重建的方法
US4918713A (en) System and method for correcting for scattered x-rays
Wagner et al. Toward a unified view of radiological imaging systems: Part I: Noiseless Images
EP0123276B1 (en) X-ray diagnostic apparatus
JP3702143B2 (ja) ディジタル放射線画像内の関心エレメントを検出する方法
JP3459745B2 (ja) 画像処理装置、放射線撮影装置及び画像処理方法
JPH02278974A (ja) Ｘ線画像処理装置
JPS60210087A (ja) Ｘ線診断装置
JP5010859B2 (ja) 画像生成装置
JP5341471B2 (ja) 放射線画像処理装置、画像処理方法、ｘ線透視装置及びその制御方法
US8126248B2 (en) Procedures for the presentation of medical images
JP3540914B2 (ja) Ｘ線撮影装置
FR2736181A1 (fr) Procede de traitement d'images pour la reduction du bruit dans une image d'une sequence d'images numeriques et dispositif mettant en oeuvre ce procede
JPS6174071A (ja) Ｘ線ｃｔ装置
JPH1033520A (ja) コーンビームｘ線断層撮影装置
JPS59151939A (ja) Ｘ線診断装置
JP4137499B2 (ja) 位相情報復元方法及び位相情報復元装置、並びに、位相情報復元プログラム
Aghdasi et al. Restoration of mammographic images in the presence of signal-dependent noise
JP7508342B2 (ja) 画像処理装置、画像処理方法、およびプログラム
JP3532620B2 (ja) Ｘ線ｃｔ装置
JP2509181B2 (ja) Ｘ線画像処理装置
JP5389965B2 (ja) 散乱線補正方法およびｘ線ｃｔ装置