CA1164580A - Appareil de diagnostic a effet compton pour determiner la structure interne d'un corps - Google Patents
Appareil de diagnostic a effet compton pour determiner la structure interne d'un corpsInfo
- Publication number
- CA1164580A CA1164580A CA000384328A CA384328A CA1164580A CA 1164580 A CA1164580 A CA 1164580A CA 000384328 A CA000384328 A CA 000384328A CA 384328 A CA384328 A CA 384328A CA 1164580 A CA1164580 A CA 1164580A
- Authority
- CA
- Canada
- Prior art keywords
- scatter
- radiation
- detector
- signals
- primary
- 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.)
- Expired
Links
- 230000005855 radiation Effects 0.000 claims abstract description 92
- 238000012545 processing Methods 0.000 claims description 6
- 230000001419 dependent effect Effects 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 210000000746 body region Anatomy 0.000 description 7
- 238000012937 correction Methods 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241001663154 Electron Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000032 diagnostic agent Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- A61B6/48—Diagnostic techniques
- A61B6/483—Diagnostic techniques involving scattered radiation
-
- 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
- A61B6/42—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
- A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
-
- 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
-
- 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
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
- A61B6/583—Calibration using calibration phantoms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Toxicology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement Of Radiation (AREA)
- Nuclear Medicine (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803031949 DE3031949A1 (de) | 1980-08-25 | 1980-08-25 | Streustrahlen-untersuchungsanordnung zur ermittlung der inneren struktur eines koerpers |
| DEP3031949.4 | 1980-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1164580A true CA1164580A (fr) | 1984-03-27 |
Family
ID=6110312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000384328A Expired CA1164580A (fr) | 1980-08-25 | 1981-08-20 | Appareil de diagnostic a effet compton pour determiner la structure interne d'un corps |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5772049A (fr) |
| CA (1) | CA1164580A (fr) |
| DE (1) | DE3031949A1 (fr) |
| FR (1) | FR2488995B1 (fr) |
| GB (1) | GB2082873B (fr) |
| SE (1) | SE8104960L (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0640077B2 (ja) * | 1983-10-12 | 1994-05-25 | 松下電器産業株式会社 | 放射線受像方法 |
| FR2565022A1 (fr) * | 1984-05-23 | 1985-11-29 | Ephrati James | Dispositif d'emission multiponctuelle de rayonnement penetrant |
| CA1280224C (fr) * | 1987-08-27 | 1991-02-12 | Daniel Gagnon | Methode et circuit de traitement de signaux a bande etroite se trouvant dans une bande large comportant une perturbation |
| US5933473A (en) * | 1996-04-04 | 1999-08-03 | Hitachi, Ltd. | Non-destructive inspection apparatus and inspection system using it |
| US8837677B2 (en) | 2007-04-11 | 2014-09-16 | The Invention Science Fund I Llc | Method and system for compton scattered X-ray depth visualization, imaging, or information provider |
| JP6299033B2 (ja) * | 2014-05-12 | 2018-03-28 | 一般財団法人電力中央研究所 | 非破壊検査方法およびその装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974386A (en) * | 1974-07-12 | 1976-08-10 | Wisconsin Alumni Research Foundation | Differential X-ray method and apparatus |
| DE2544354A1 (de) * | 1975-10-03 | 1977-04-14 | Siemens Ag | Verfahren zur bestimmung der dichte von koerpern mittels durchdingender strahlen und geraet zu seiner durchfuehrung |
| DE2713581C2 (de) * | 1977-03-28 | 1983-04-14 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Anordnung zur Darstellung einer Ebene eines Körpers mit Gamma- oder Röntgenstrahlung |
| DE2944147A1 (de) * | 1979-11-02 | 1981-05-14 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Anordnung zur ermittlung der streudichteverteilung in einem ebenen untersuchungsbereich |
| DE3023263C2 (de) * | 1980-06-21 | 1986-08-14 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Anordnung zur Ermittlung der inneren Struktur eines Körpers mittels monoenergetischer Strahlung |
-
1980
- 1980-08-25 DE DE19803031949 patent/DE3031949A1/de not_active Ceased
-
1981
- 1981-08-20 CA CA000384328A patent/CA1164580A/fr not_active Expired
- 1981-08-21 GB GB8125582A patent/GB2082873B/en not_active Expired
- 1981-08-21 SE SE8104960A patent/SE8104960L/xx not_active Application Discontinuation
- 1981-08-22 JP JP56130869A patent/JPS5772049A/ja active Pending
- 1981-08-24 FR FR8116151A patent/FR2488995B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2082873A (en) | 1982-03-10 |
| FR2488995B1 (fr) | 1985-06-14 |
| JPS5772049A (en) | 1982-05-06 |
| SE8104960L (sv) | 1982-02-26 |
| GB2082873B (en) | 1984-03-14 |
| DE3031949A1 (de) | 1982-04-01 |
| FR2488995A1 (fr) | 1982-02-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |