JPH03110400U - - Google Patents
Info
- Publication number
- JPH03110400U JPH03110400U JP1914090U JP1914090U JPH03110400U JP H03110400 U JPH03110400 U JP H03110400U JP 1914090 U JP1914090 U JP 1914090U JP 1914090 U JP1914090 U JP 1914090U JP H03110400 U JPH03110400 U JP H03110400U
- Authority
- JP
- Japan
- Prior art keywords
- transparent body
- curved edge
- density compensation
- transparent
- shape
- 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.)
- Pending
Links
- 238000009607 mammography Methods 0.000 claims description 2
- 210000000481 breast Anatomy 0.000 claims 2
- 239000004925 Acrylic resin Substances 0.000 claims 1
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
Description
第１図ａは本案のフイルターの一実施例を示す
底面図、第１図ｂはａの−線断面図、第２図
は他の実施例を示す底面図、第３図は乳房Ｘ線撮
影の要領を示す図、第４図はフイルターの取付例
を示す斜視図である。
１……透明体、２……弯曲縁、３……Ｘ線濃度
補償面、４……ヘツド、５……開口、６……撮影
台。
Fig. 1a is a bottom view showing one embodiment of the filter of the present invention, Fig. 1b is a sectional view taken along the line -a of Fig. 2, Fig. 2 is a bottom view showing another embodiment, and Fig. 3 is a mammography X-ray image. FIG. 4 is a perspective view showing an example of how the filter is attached. 1... Transparent body, 2... Curved edge, 3... X-ray density compensation surface, 4... Head, 5... Aperture, 6... Photographing table.
Claims (1)
あつて、 該透明体の一辺に人体の乳房の投影形状を象つ
た弯曲縁を有し、透明体の板面に乳房形状の厚味
変化に対応して弯曲縁に向けて漸次厚味が減少す
るＸ線濃度補償面が形成されていることを特徴と
する乳房Ｘ線撮影用濃度補償フイルター。[Scope of Claim for Utility Model Registration] A transparent body made of transparent resin such as acrylic resin, which has a curved edge that models the projected shape of a human breast on one side of the transparent body, and has a breast on a plate surface of the transparent body. A density compensation filter for mammography X-ray imaging, characterized in that an X-ray density compensation surface is formed whose thickness gradually decreases toward a curved edge in response to changes in thickness of the shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1914090U JPH03110400U (en) | 1990-02-27 | 1990-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1914090U JPH03110400U (en) | 1990-02-27 | 1990-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03110400U true JPH03110400U (en) | 1991-11-12 |
Family
ID=31522277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1914090U Pending JPH03110400U (en) | 1990-02-27 | 1990-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03110400U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012107960A (en) * | 2010-11-16 | 2012-06-07 | Canon Inc | Scintillator, radiation detection device, and radiological imaging apparatus |
| JP2012228419A (en) * | 2011-04-27 | 2012-11-22 | Fujifilm Corp | Radiation image-capturing apparatus |
| JP2015136390A (en) * | 2014-01-20 | 2015-07-30 | キヤノン株式会社 | Control device, tomography equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52100785A (en) * | 1976-02-19 | 1977-08-24 | Taisei Porimaa Kk | Compensating plate for treating radiation or phantom for measuring absorption ray |
| JPH0386154A (en) * | 1989-08-31 | 1991-04-11 | Toshiba Corp | X-ray photographic device for mamma |
-
1990
- 1990-02-27 JP JP1914090U patent/JPH03110400U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52100785A (en) * | 1976-02-19 | 1977-08-24 | Taisei Porimaa Kk | Compensating plate for treating radiation or phantom for measuring absorption ray |
| JPH0386154A (en) * | 1989-08-31 | 1991-04-11 | Toshiba Corp | X-ray photographic device for mamma |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012107960A (en) * | 2010-11-16 | 2012-06-07 | Canon Inc | Scintillator, radiation detection device, and radiological imaging apparatus |
| JP2012228419A (en) * | 2011-04-27 | 2012-11-22 | Fujifilm Corp | Radiation image-capturing apparatus |
| US8848865B2 (en) | 2011-04-27 | 2014-09-30 | Fujifilm Corporation | Radiographic image capturing apparatus |
| JP2015136390A (en) * | 2014-01-20 | 2015-07-30 | キヤノン株式会社 | Control device, tomography equipment |
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