JPH0564310B2 - - Google Patents
Info
- Publication number
- JPH0564310B2 JPH0564310B2 JP59227380A JP22738084A JPH0564310B2 JP H0564310 B2 JPH0564310 B2 JP H0564310B2 JP 59227380 A JP59227380 A JP 59227380A JP 22738084 A JP22738084 A JP 22738084A JP H0564310 B2 JPH0564310 B2 JP H0564310B2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- collimator
- radiation
- shaped
- parallel
- 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 46
- 230000000694 effects Effects 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 6
- 239000003814 drug Substances 0.000 description 5
- 229940079593 drug Drugs 0.000 description 5
- 230000002285 radioactive effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
- Nuclear Medicine (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59227380A JPS61105481A (ja) | 1984-10-29 | 1984-10-29 | リング型ｅｃｔ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59227380A JPS61105481A (ja) | 1984-10-29 | 1984-10-29 | リング型ｅｃｔ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61105481A JPS61105481A (ja) | 1986-05-23 |
| JPH0564310B2 true JPH0564310B2 (en]) | 1993-09-14 |
Family
ID=16859899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59227380A Granted JPS61105481A (ja) | 1984-10-29 | 1984-10-29 | リング型ｅｃｔ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61105481A (en]) |
-
1984
- 1984-10-29 JP JP59227380A patent/JPS61105481A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61105481A (ja) | 1986-05-23 |
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