DK492480A - Metode og apparater til korrektion af scintillationskameraers non-uniforme energidistribution - Google Patents
Metode og apparater til korrektion af scintillationskameraers non-uniforme energidistributionInfo
- Publication number
- DK492480A DK492480A DK492480A DK492480A DK492480A DK 492480 A DK492480 A DK 492480A DK 492480 A DK492480 A DK 492480A DK 492480 A DK492480 A DK 492480A DK 492480 A DK492480 A DK 492480A
- Authority
- DK
- Denmark
- Prior art keywords
- correction
- energy distribution
- uniform energy
- scintillation cameras
- scintillation
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
- G01T1/164—Scintigraphy
- G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
- G01T1/1642—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras
-
- 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
- A61B6/4258—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nuclear Medicine (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/096,181 US4323977A (en) | 1979-11-20 | 1979-11-20 | Non-uniformity energy correction method and apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
DK492480A true DK492480A (da) | 1981-05-21 |
Family
ID=22256121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK492480A DK492480A (da) | 1979-11-20 | 1980-11-19 | Metode og apparater til korrektion af scintillationskameraers non-uniforme energidistribution |
Country Status (5)
Country | Link |
---|---|
US (1) | US4323977A (fr) |
EP (1) | EP0029244B1 (fr) |
JP (1) | JPS5686377A (fr) |
DE (1) | DE3071557D1 (fr) |
DK (1) | DK492480A (fr) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2924423A1 (de) * | 1979-06-16 | 1980-12-18 | Philips Patentverwaltung | Verfahren zur ermittlung der raeumlichen verteilung der absorption von strahlung in einem ebenen bereich |
JPS5738071A (en) * | 1980-08-19 | 1982-03-02 | Fuji Photo Film Co Ltd | Output compensation device |
US4432059A (en) * | 1980-09-03 | 1984-02-14 | Elscint Ltd. | Scanning gamma camera |
JPS5759183A (en) * | 1980-09-26 | 1982-04-09 | Toshiba Corp | Scintillation camera and its adjusting method |
US4566074A (en) * | 1981-10-08 | 1986-01-21 | Tokyo Shibaura Denki Kabushiki Kaisha | Scintillation camera |
US4466075A (en) * | 1981-11-23 | 1984-08-14 | Siemens Gammasonics, Inc. | Motion correction circuitry and method for a radiation imaging device |
US4611283A (en) * | 1981-12-30 | 1986-09-09 | Raytheon Company | Radiographic imaging apparatus and methods for operating such apparatus |
JPS58208684A (ja) * | 1982-05-31 | 1983-12-05 | Shimadzu Corp | 放射線結像装置 |
JPS59141083A (ja) * | 1983-01-31 | 1984-08-13 | Shimadzu Corp | 放射線結像装置 |
US4583187A (en) * | 1983-02-02 | 1986-04-15 | Siemens Gammasonics, Inc. | Method and circuit for stabilizing conversion gain of radiation detectors of a radiation detection system |
US4535242A (en) * | 1983-03-03 | 1985-08-13 | Siemens Gammasonics, Inc. | Method and a circuit for processing pulses of a pulse train |
US4575810A (en) * | 1983-03-11 | 1986-03-11 | Siemens Gammasonics, Inc. | Method and circuit for processing pulses by applying the technique of weighted acquisition |
EP0138579B1 (fr) * | 1983-10-14 | 1990-08-29 | British Aerospace Public Limited Company | Système de traitement de signal pour un dispositif matriciel photo-sensible |
EP0166169B1 (fr) * | 1984-05-29 | 1989-09-06 | Siemens Aktiengesellschaft | Méthode et circuit pour le traitement d'impulsions dans les cas de superposition d'impulsions |
JPS61110078A (ja) * | 1984-11-02 | 1986-05-28 | Toshiba Corp | 核医学デ−タ処理装置 |
JPS61231476A (ja) * | 1985-04-05 | 1986-10-15 | Toshiba Corp | デ−タ変換装置 |
JPH0627831B2 (ja) * | 1985-08-21 | 1994-04-13 | 株式会社東芝 | シンチレ−シヨンカメラ |
US4731865A (en) * | 1986-03-27 | 1988-03-15 | General Electric Company | Digital image correction |
EP0252566B1 (fr) * | 1986-07-09 | 1991-04-24 | Laboratoires D'electronique Philips | Caméra à scintillation |
US4899054A (en) * | 1988-01-19 | 1990-02-06 | General Electric Company | Gamma camera with image uniformity by energy correction offsets |
FR2650397B1 (fr) * | 1989-07-28 | 1991-10-04 | Informatek Ste Nle | Dispositif a scintillation utilisable pour mesurer l'attenuation par tomographie de transmission |
JP3092127B2 (ja) * | 1989-09-08 | 2000-09-25 | 株式会社日立メディコ | X線ct装置 |
US5210423A (en) * | 1989-09-22 | 1993-05-11 | Siemens Gammasonics, Inc. | Method and apparatus for unpiling pulses generated by piled-up scintillation events |
GB9301206D0 (en) * | 1993-01-22 | 1993-03-17 | British Nuclear Fuels Plc | Gamma radiation camera systems |
US5345082A (en) * | 1993-03-22 | 1994-09-06 | Sopha Medical Systems, Inc. | Scintillation camera utilizing energy dependent linearity correction |
US5576547A (en) * | 1993-07-27 | 1996-11-19 | Park Medical Systems Inc. | Position calculation and energy correction in the digital scintillation camera |
FR2720166B1 (fr) * | 1994-05-18 | 1996-08-02 | Sopha Medical | Procédé de correction d'uniformité d'une gamma-caméra. |
US5504333A (en) * | 1994-07-29 | 1996-04-02 | Kabushiki Kaisha Toshiba | Scintillation camera |
US5491342A (en) * | 1994-11-10 | 1996-02-13 | Trionix Research Laboratory, Inc. | Apparatus and method for nuclear camera calibration |
JP3363735B2 (ja) * | 1996-06-26 | 2003-01-08 | 松下電器産業株式会社 | X線画像装置 |
US6642499B1 (en) | 1999-07-19 | 2003-11-04 | The University Of Rochester | System for photometric calibration of optoelectronic imaging devices especially streak cameras |
US6740881B2 (en) * | 2002-09-20 | 2004-05-25 | Siemens Medical Solutions Usa | Anisotropic transfer function for event location in an imaging device |
KR101099962B1 (ko) * | 2003-11-07 | 2011-12-28 | 감브로 룬디아 아베 | 유체 분배 모듈 및 이러한 유체 분배 모듈을 포함하는 체외혈액 회로 |
US7449680B2 (en) * | 2006-04-28 | 2008-11-11 | Siemens Medical Solutions Usa, Inc. | Non-uniformity energy correction method and apparatus |
US8488902B2 (en) * | 2009-01-29 | 2013-07-16 | Koninklijke Philips Electronics N.V. | Detection values correction apparatus |
US8022357B2 (en) * | 2009-12-30 | 2011-09-20 | General Electric Company | Systems and methods for generating calibration maps for non-pixelated gamma detectors |
US8294110B2 (en) * | 2011-03-11 | 2012-10-23 | Kabushiki Kaisha Toshiba | Method for improved correction of SiPM non-linearity in multiplexed radiation detectors |
CN102670232B (zh) * | 2011-03-11 | 2015-01-28 | 株式会社东芝 | 正电子发射计算机断层摄影装置、以及通过它执行的方法 |
US10921835B1 (en) * | 2012-09-06 | 2021-02-16 | EnTouch Controls Inc. | Wirelessly connected thermostat with flexible and scalable energy reporting |
US10466368B2 (en) | 2017-02-02 | 2019-11-05 | General Electric Company | Systems and methods for detector output adjustment |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3011057A (en) * | 1958-01-02 | 1961-11-28 | Hal O Anger | Radiation image device |
US3745345A (en) * | 1971-11-09 | 1973-07-10 | Nuclear Chicago Corp | Radiation imaging device |
US3904530A (en) * | 1971-11-15 | 1975-09-09 | Picker Corp | Scintillation camera |
US3872434A (en) * | 1973-12-05 | 1975-03-18 | Recognition Equipment Inc | Dynamic sample-by-sample automatic gain control |
US3984689A (en) * | 1974-11-27 | 1976-10-05 | G. D. Searle & Co. | Scintillation camera for high activity sources |
IL48111A (en) * | 1975-09-17 | 1979-01-31 | Elscint Ltd | Scintillation camera with energy window correction |
GB1575325A (en) * | 1976-05-07 | 1980-09-17 | Ohio Nuclear | Radiation sensing devices and processes for correcting nonuniformity of radiation cameras |
US4115694A (en) * | 1977-04-13 | 1978-09-19 | General Electric Company | Scintillation camera system with improved means for correcting nonuniformity in real time |
US4157533A (en) * | 1977-11-25 | 1979-06-05 | Recognition Equipment Incorporated | Independent channel automatic gain control for self-scanning photocell array |
US4212061A (en) * | 1977-12-21 | 1980-07-08 | Medtronic, Inc. | Radiation signal processing system |
JPS6042426B2 (ja) * | 1978-02-28 | 1985-09-21 | 株式会社東芝 | シンチレ−シヨンカメラ |
US4179607A (en) * | 1978-04-13 | 1979-12-18 | General Electric Company | Gamma camera system with improved means for correcting nonuniformity |
JPS6044634B2 (ja) * | 1978-04-14 | 1985-10-04 | 株式会社東芝 | シンチレ−シヨンカメラ装置 |
US4223221A (en) * | 1978-06-19 | 1980-09-16 | Picker Corporation | Scintillation camera uniformity correction |
US4298944A (en) * | 1979-06-22 | 1981-11-03 | Siemens Gammasonics, Inc. | Distortion correction method and apparatus for scintillation cameras |
-
1979
- 1979-11-20 US US06/096,181 patent/US4323977A/en not_active Expired - Lifetime
-
1980
- 1980-11-17 EP EP80107126A patent/EP0029244B1/fr not_active Expired
- 1980-11-17 DE DE8080107126T patent/DE3071557D1/de not_active Expired
- 1980-11-18 JP JP16253380A patent/JPS5686377A/ja active Granted
- 1980-11-19 DK DK492480A patent/DK492480A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS5686377A (en) | 1981-07-14 |
JPH0410034B2 (fr) | 1992-02-24 |
US4323977A (en) | 1982-04-06 |
EP0029244A1 (fr) | 1981-05-27 |
DE3071557D1 (en) | 1986-05-22 |
EP0029244B1 (fr) | 1986-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |