JPH0262075B2 - - Google Patents
Info
- Publication number
- JPH0262075B2 JPH0262075B2 JP59063044A JP6304484A JPH0262075B2 JP H0262075 B2 JPH0262075 B2 JP H0262075B2 JP 59063044 A JP59063044 A JP 59063044A JP 6304484 A JP6304484 A JP 6304484A JP H0262075 B2 JPH0262075 B2 JP H0262075B2
- Authority
- JP
- Japan
- Prior art keywords
- image
- reading
- subtraction
- digital image
- image signal
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 29
- 230000005855 radiation Effects 0.000 claims description 27
- 238000012545 processing Methods 0.000 claims description 25
- 230000005284 excitation Effects 0.000 claims description 23
- 239000002872 contrast media Substances 0.000 claims description 17
- 238000012937 correction Methods 0.000 claims description 8
- 238000004020 luminiscence type Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000002583 angiography Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000002601 radiography Methods 0.000 description 2
- 238000001454 recorded image Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Landscapes
- Conversion Of X-Rays Into Visible Images (AREA)
- Radiography Using Non-Light Waves (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Closed-Circuit Television Systems (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59063044A JPS60206393A (ja) | 1984-03-30 | 1984-03-30 | サブトラクシヨン画像の自動濃度補正方法 |
| CA000477813A CA1226976A (en) | 1984-03-30 | 1985-03-28 | Method and apparatus for automatically correcting subtraction image density |
| EP85103804A EP0156393B1 (en) | 1984-03-30 | 1985-03-29 | Method and apparatus for automatically correcting subtraction image desity |
| DE8585103804T DE3580994D1 (de) | 1984-03-30 | 1985-03-29 | Verfahren und geraet zur automatischen korrektur eines subtraktionsbildes. |
| US07/318,465 US5048110A (en) | 1984-03-30 | 1989-02-27 | Method and apparatus for automatically correcting subtraction image density |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59063044A JPS60206393A (ja) | 1984-03-30 | 1984-03-30 | サブトラクシヨン画像の自動濃度補正方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60206393A JPS60206393A (ja) | 1985-10-17 |
| JPH0262075B2 true JPH0262075B2 (enrdf_load_stackoverflow) | 1990-12-21 |
Family
ID=13217935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59063044A Granted JPS60206393A (ja) | 1984-03-30 | 1984-03-30 | サブトラクシヨン画像の自動濃度補正方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60206393A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH088664B2 (ja) * | 1988-03-14 | 1996-01-29 | 富士写真フイルム株式会社 | 放射線画像のサブトラクション方法 |
| JP6900144B2 (ja) * | 2014-05-08 | 2021-07-07 | 信示 芦田 | Ｘ線診断装置 |
-
1984
- 1984-03-30 JP JP59063044A patent/JPS60206393A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60206393A (ja) | 1985-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |