JPH0262074B2 - - Google Patents
Info
- Publication number
- JPH0262074B2 JPH0262074B2 JP59063043A JP6304384A JPH0262074B2 JP H0262074 B2 JPH0262074 B2 JP H0262074B2 JP 59063043 A JP59063043 A JP 59063043A JP 6304384 A JP6304384 A JP 6304384A JP H0262074 B2 JPH0262074 B2 JP H0262074B2
- Authority
- JP
- Japan
- Prior art keywords
- image
- signal
- difference
- subtraction
- digital image
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 35
- 238000012545 processing Methods 0.000 claims description 35
- 230000005855 radiation Effects 0.000 claims description 31
- 238000012937 correction Methods 0.000 claims description 28
- 239000002872 contrast media Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 238000004020 luminiscence type Methods 0.000 claims description 8
- 230000005284 excitation Effects 0.000 claims description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 238000002583 angiography Methods 0.000 description 2
- 230000001678 irradiating effect Effects 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
- 230000000694 effects Effects 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
- 230000002250 progressing effect Effects 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 238000001454 recorded image Methods 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
- Transforming Light Signals Into Electric Signals (AREA)
- Closed-Circuit Television Systems (AREA)
- Radiography Using Non-Light Waves (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59063043A JPS60207642A (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および装置 |
| 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 |
|---|---|---|---|
| JP59063043A JPS60207642A (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および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60207642A JPS60207642A (ja) | 1985-10-19 |
| JPH0262074B2 true JPH0262074B2 (enrdf_load_stackoverflow) | 1990-12-21 |
Family
ID=13217906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59063043A Granted JPS60207642A (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および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60207642A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7147507B2 (ja) * | 2018-11-22 | 2022-10-05 | コニカミノルタ株式会社 | 画像処理装置及びプログラム |
-
1984
- 1984-03-30 JP JP59063043A patent/JPS60207642A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60207642A (ja) | 1985-10-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |