JPH0564753B2 - - Google Patents
Info
- Publication number
- JPH0564753B2 JPH0564753B2 JP59279692A JP27969284A JPH0564753B2 JP H0564753 B2 JPH0564753 B2 JP H0564753B2 JP 59279692 A JP59279692 A JP 59279692A JP 27969284 A JP27969284 A JP 27969284A JP H0564753 B2 JPH0564753 B2 JP H0564753B2
- Authority
- JP
- Japan
- Prior art keywords
- view
- collimator
- field
- small field
- small
- 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 - Lifetime
Links
- 230000005855 radiation Effects 0.000 claims description 5
- 238000005192 partition Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000005251 gamma ray Effects 0.000 description 2
- 238000002591 computed tomography Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 229940121896 radiopharmaceutical Drugs 0.000 description 1
- 239000012217 radiopharmaceutical Substances 0.000 description 1
- 230000002799 radiopharmaceutical effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Nuclear Medicine (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59279692A JPS61159180A (ja) | 1984-12-31 | 1984-12-31 | Ect装置のコリメ−タ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59279692A JPS61159180A (ja) | 1984-12-31 | 1984-12-31 | Ect装置のコリメ−タ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61159180A JPS61159180A (ja) | 1986-07-18 |
| JPH0564753B2 true JPH0564753B2 (enrdf_load_html_response) | 1993-09-16 |
Family
ID=17614540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59279692A Granted JPS61159180A (ja) | 1984-12-31 | 1984-12-31 | Ect装置のコリメ−タ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61159180A (enrdf_load_html_response) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62240891A (ja) * | 1986-04-14 | 1987-10-21 | Kagaku Gijutsucho Hoshasen Igaku Sogo Kenkyusho | シングルフオトンect |
| US4831261A (en) * | 1986-06-20 | 1989-05-16 | Digital Scintigraphics, Inc. | Compound collimator and tomography camera using same |
| US4782233A (en) * | 1986-06-20 | 1988-11-01 | Digital Scintigraphics, Inc. | Multifield collimator system and method and radionuclide emission tomography camera using same |
-
1984
- 1984-12-31 JP JP59279692A patent/JPS61159180A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61159180A (ja) | 1986-07-18 |
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