KR850002390A - 엑스선 진단장치 - Google Patents
엑스선 진단장치 Download PDFInfo
- Publication number
- KR850002390A KR850002390A KR1019840005873A KR840005873A KR850002390A KR 850002390 A KR850002390 A KR 850002390A KR 1019840005873 A KR1019840005873 A KR 1019840005873A KR 840005873 A KR840005873 A KR 840005873A KR 850002390 A KR850002390 A KR 850002390A
- Authority
- KR
- South Korea
- Prior art keywords
- image
- obtaining
- ray diagnostic
- information according
- gradation
- Prior art date
Links
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/043—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using fluoroscopic examination, with visual observation or video transmission of fluoroscopic images
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/90—Dynamic range modification of images or parts thereof
- G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Medical Informatics (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Optics & Photonics (AREA)
- Veterinary Medicine (AREA)
- High Energy & Nuclear Physics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Image Processing (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Closed-Circuit Television Systems (AREA)
- Image Analysis (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 종래의 엑스(X)선 디지틀 풀오로그라피(fullorography)를 사용한 엑스선 진단장치의 한 예의 구성을 도시하는 개략 블록도. 제2도는 동일예에 있어서의 윈도우 처리의 입출력 관계를 설명하는 도면. 제3도는 본 발명의 한 실시예의 구성을 도시하는 개략블록도.
Claims (1)
- 피검체를 투과한 엑스선에 의한 영상을 얻는 X선 촬영수단과, 이 엑스선 촬영수단으로부터의 영상신호를 디지틀 신호로 변환하는 A/D 콘버터와, A/D 콘버터로부터의 영상신화에 따른 화상정보를 기억하는 프레임 메모리를 가지는 엑스선 진단장치에 있어서, 상기 영상신호에 따르는 화상정보의 화면의 적어도 소요의 출력화상에 대응하는 부분에 대하여 화면분활에 의하여 블록으로 구분하여 각 블록마다의 계조의 평균치를 구하는 제1의 연산수단과, 이 연산수단에 의하여 얻은 블록마다의 계조의 평균치를 기억하는 메모리수단과, 상기 영상신호에 따르는 화상정보의 소정의 계조법위 부분의 계조성을 강조하는 윈도우 처리를 하고 표시 또는 기록에 사용하는 화상강조수단과, 상기 메모리수단에서 상기 출력화상의 원계조의 평균치 또는 중앙치, 피이크치 및 바닥치중에 적어도 2개를 구하고, 이들의 값에 따라 상기 윈도우 처리에 의한 화상강조 특성을 지정하는 정보를 구해서 상기 화상강조수단에 그 정보를 송출하는 제2의 연상수단을 구비한 것을 특징으로 하는 엑스선 진단장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58-182683 | 1983-09-30 | ||
JP58182683A JPS6075033A (ja) | 1983-09-30 | 1983-09-30 | X線診断装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850002390A true KR850002390A (ko) | 1985-05-13 |
KR870000634B1 KR870000634B1 (ko) | 1987-04-03 |
Family
ID=16122605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840005873A KR870000634B1 (ko) | 1983-09-30 | 1984-09-25 | 엑스선 진단장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4688175A (ko) |
EP (1) | EP0136652B1 (ko) |
JP (1) | JPS6075033A (ko) |
KR (1) | KR870000634B1 (ko) |
DE (1) | DE3485335D1 (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4928253A (en) * | 1986-01-25 | 1990-05-22 | Fujitsu Limited | Consecutive image processing system |
JPS62181576A (ja) * | 1986-02-05 | 1987-08-08 | Fuji Photo Film Co Ltd | 放射線画像情報圧縮方法 |
FR2595153B1 (fr) * | 1986-02-28 | 1990-12-07 | Thomson Cgr | Systeme d'imagerie numerique a reglage de l'echelle des gris, notamment pour la visualisation des vaisseaux sanguins |
JPS6311146A (ja) * | 1986-07-02 | 1988-01-18 | ジーイー横河メディカルシステム株式会社 | 画像診断装置 |
US4975970A (en) * | 1987-03-18 | 1990-12-04 | General Electric Company | Image display having automatic image adjustment |
DE3814089A1 (de) * | 1987-04-27 | 1988-11-17 | Toshiba Kawasaki Kk | Verfahren und anordnung zum wiedergeben von reihenbildern |
DE3818534A1 (de) * | 1988-05-31 | 1989-12-07 | Brunner Wolfgang | Verfahren zum darstellen der ortsaufgeloesten verteilung von physikalischen groessen auf einer anzeige sowie vorrichtung zur durchfuehrung des verfahrens |
US4985834A (en) * | 1988-11-22 | 1991-01-15 | General Electric Company | System and method employing pipelined parallel circuit architecture for displaying surface structures of the interior region of a solid body |
JPH02260073A (ja) * | 1989-03-31 | 1990-10-22 | Toshiba Corp | 画像表示装置 |
EP0407685B1 (en) * | 1989-07-14 | 1995-06-28 | Hitachi, Ltd. | Method for inspection of solder joints by x-ray fluoroscopic image and apparatus therefor |
US5305204A (en) * | 1989-07-19 | 1994-04-19 | Kabushiki Kaisha Toshiba | Digital image display apparatus with automatic window level and window width adjustment |
JP2505889B2 (ja) * | 1989-08-31 | 1996-06-12 | キヤノン株式会社 | 画像処理装置 |
US5261050A (en) * | 1990-07-27 | 1993-11-09 | Eastman Kodak Company | Apparatus for processing a digital image for window width, level and curve shape |
US5189710A (en) * | 1990-09-17 | 1993-02-23 | Teknekron Communications Systems, Inc. | Method and an apparatus for generating a video binary signal for a video image having a matrix of pixels |
DE69124332T2 (de) * | 1990-10-18 | 1997-08-28 | Toshiba Kawasaki Kk | Verfahren zur Diskriminierung von Röntgenkontrast- und -nichtkontrastbild und Bilderzeugungssystem mit Kontrastbild-Diskriminierungsfunktion |
US5447153A (en) * | 1993-07-02 | 1995-09-05 | Eastman Kodak Company | Real-time window/leveling on a radiographic workstation |
US5592523A (en) * | 1994-12-06 | 1997-01-07 | Picker International, Inc. | Two dimensional detector array for CT scanners |
US6839403B1 (en) * | 2000-07-24 | 2005-01-04 | Rapiscan Security Products (Usa), Inc. | Generation and distribution of annotation overlays of digital X-ray images for security systems |
SE528089C2 (sv) * | 2004-04-30 | 2006-08-29 | Elekta Ab | Metod och system för automatiskt förbättrande av användbarheten för en medicinsk bild |
US20050244045A1 (en) * | 2004-04-30 | 2005-11-03 | Elekta Ab (Publ) | Method and system for automatically improving the usability of a medical picture |
JP5397673B2 (ja) * | 2009-01-08 | 2014-01-22 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 血流動態解析装置、磁気共鳴イメージング装置、およびプログラム |
JP2013202328A (ja) * | 2012-03-29 | 2013-10-07 | Toshiba Corp | X線診断装置 |
US10345479B2 (en) | 2015-09-16 | 2019-07-09 | Rapiscan Systems, Inc. | Portable X-ray scanner |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1574823A (en) * | 1976-03-27 | 1980-09-10 | Emi Ltd | Video display arrangements |
US4079417A (en) * | 1976-07-06 | 1978-03-14 | General Electric Company | Digital video window control |
US4105922A (en) * | 1977-04-11 | 1978-08-08 | General Electric Company | CT number identifier in a computed tomography system |
GB2061660B (en) * | 1979-10-17 | 1983-08-24 | Philips Electronic Associated | Modifying the contrast of an image |
JPS5778842A (en) * | 1980-11-04 | 1982-05-17 | Hitachi Medical Corp | Window calculator circuit of ct apparatus |
US4438495A (en) * | 1981-11-13 | 1984-03-20 | General Electric Company | Tomography window-level gamma functions |
DE3148789A1 (de) * | 1981-12-09 | 1983-07-21 | Siemens AG, 1000 Berlin und 8000 München | Roentgendiagnostikanlage fuer angiographische roentgenuntersuchungen |
IL69326A (en) * | 1983-07-26 | 1986-11-30 | Elscint Ltd | System and methods for translating radiation intensity into pixel values |
JPS60117376A (ja) * | 1983-11-29 | 1985-06-24 | Yokogawa Medical Syst Ltd | コンピュ−タ断層撮像装置用画像表示装置 |
US4593314A (en) * | 1984-05-17 | 1986-06-03 | The Kemp-Carraway Heart Institute | Echocardiogram machine control |
-
1983
- 1983-09-30 JP JP58182683A patent/JPS6075033A/ja active Granted
-
1984
- 1984-09-25 EP EP84111425A patent/EP0136652B1/en not_active Expired - Lifetime
- 1984-09-25 DE DE8484111425T patent/DE3485335D1/de not_active Expired - Lifetime
- 1984-09-25 KR KR1019840005873A patent/KR870000634B1/ko not_active IP Right Cessation
- 1984-09-28 US US06/655,740 patent/US4688175A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0136652A3 (en) | 1988-08-03 |
JPS6337661B2 (ko) | 1988-07-26 |
US4688175A (en) | 1987-08-18 |
EP0136652B1 (en) | 1991-12-11 |
DE3485335D1 (de) | 1992-01-23 |
EP0136652A2 (en) | 1985-04-10 |
JPS6075033A (ja) | 1985-04-27 |
KR870000634B1 (ko) | 1987-04-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR850002390A (ko) | 엑스선 진단장치 | |
US3988602A (en) | Method and apparatus for enhancing data | |
KR860000853A (ko) | 디지탈방식의 형광사진 장치 | |
KR950700029A (ko) | 초음파진단장치(ultrasonic diagnostic apparatus) | |
ATE29192T1 (de) | Bildverarbeitungseinrichtung. | |
KR910015178A (ko) | 화상데이터 처리장치 | |
KR920019196A (ko) | 화상 신호 변환 장치 | |
JP4124380B2 (ja) | 画像処理再生装置 | |
CA1192654A (en) | Ultrasonic image storage device and method | |
JPH0670275A (ja) | 電子スチルカメラ装置 | |
JPH05268470A (ja) | 画像信号処理装置 | |
JPS61172541A (ja) | ダブルウインドウ表示装置 | |
JPH06197223A (ja) | 画像読取り装置 | |
JPS58218948A (ja) | デ−タ変換装置 | |
JPS59111739A (ja) | 画像表示装置 | |
JPH08115417A (ja) | ヒストグラム変換方法 | |
GB2308764A (en) | Scanner including outpur monitor | |
JPS628744A (ja) | 超音波診断装置 | |
JPS6246173B2 (ko) | ||
JPH0651037B2 (ja) | 画像処理装置 | |
JPS5867239A (ja) | 画像表示装置 | |
JPS59151590A (ja) | 画像再生方法 | |
JPS5844487A (ja) | 画像表示装置 | |
JPH04184576A (ja) | 画像処理装置 | |
JPS62117080A (ja) | 画像処理装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19871204 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |