JPH0458266U - - Google Patents
Info
- Publication number
- JPH0458266U JPH0458266U JP10124690U JP10124690U JPH0458266U JP H0458266 U JPH0458266 U JP H0458266U JP 10124690 U JP10124690 U JP 10124690U JP 10124690 U JP10124690 U JP 10124690U JP H0458266 U JPH0458266 U JP H0458266U
- Authority
- JP
- Japan
- Prior art keywords
- collimator
- rotation angle
- setting
- section
- collimator section
- 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
- 230000005855 radiation Effects 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Particle Accelerators (AREA)
- Radiation-Therapy Devices (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は本考案によつて得られるリニアツクグラ
フイ写真の一例、第３図は従来の方式によつて得
られるリニアツクグラフイ写真の一例である。
１……可動コリメータ、２……放射線発生器、
３……モータ駆動回路、４……可動コリメータ駆
動用モータ、５……制御器、６……コリメータ部
、７……モータ駆動回路、８……コリメータ部回
転駆動用モータ、９……コリメータ部回転角度検
出部、１０……リニアツクグラフイ設定部、１１
……Ｘ線フイルム、１２……１回目の曝射時の患
部の照射野、１３……２回目の曝射時の照射野。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is an example of a linear graph photograph obtained by the present invention, and FIG. 3 is an example of a linear graph photograph obtained by the conventional method. 1...Movable collimator, 2...Radiation generator,
3... Motor drive circuit, 4... Motor for movable collimator drive, 5... Controller, 6... Collimator section, 7... Motor drive circuit, 8... Collimator section rotation drive motor, 9... Collimator section Rotation angle detection section, 10...Linear graph setting section, 11
...X-ray film, 12...Irradiation field of the affected area during the first exposure, 13...Irradiation field during the second exposure.
Claims (1)
る放射線束の周辺部の一部を遮つて照射野の形成
し、電動駆動で開度を変えることが出来る可動コ
リメータと、前記可動コリメータを含むコリメー
タ部が放射線束の中心軸を回転軸として回転する
機構とを備えた医用電子加速装置において、 前記コリメータ部の回転角度を検出するコリメ
ータ部回転角度検出器と、リニアツクグラフイを
設定するリニアツクグラフイ設定器と、前記リニ
アツクグラフイが設定されたときに、コリメータ
部の回転角度を基準角度に設定する制御器とを備
えて成ることを特徴とする医用電子加速装置。[Claims for Utility Model Registration] A radiation generator and a movable collimator that blocks a part of the peripheral part of the radiation flux generated from the radiation generator to form an irradiation field and whose opening degree can be changed by electric drive. , a medical electron accelerator comprising a mechanism in which a collimator section including the movable collimator rotates about a central axis of a radiation flux, a collimator section rotation angle detector for detecting a rotation angle of the collimator section; A medical electronic device comprising: a linear graph setting device for setting a graph; and a controller for setting a rotation angle of a collimator section to a reference angle when the linear graph is set. Accelerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10124690U JPH0458266U (en) | 1990-09-27 | 1990-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10124690U JPH0458266U (en) | 1990-09-27 | 1990-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0458266U true JPH0458266U (en) | 1992-05-19 |
Family
ID=31844540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10124690U Pending JPH0458266U (en) | 1990-09-27 | 1990-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0458266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1759733A2 (en) | 2005-08-31 | 2007-03-07 | Hitachi, Ltd. | Positioning system and method for radiation therapy |
-
1990
- 1990-09-27 JP JP10124690U patent/JPH0458266U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1759733A2 (en) | 2005-08-31 | 2007-03-07 | Hitachi, Ltd. | Positioning system and method for radiation therapy |
| EP2359901A1 (en) | 2005-08-31 | 2011-08-24 | Hitachi, Ltd. | Positioning system and method for radiation therapy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0458266U (en) | ||
| JPS6220814B2 (en) | ||
| JPS61193364U (en) | ||
| JPH0426089Y2 (en) | ||
| JPS59148300A (en) | Dental x-ray diagnosing device | |
| JPH03101968U (en) | ||
| JPH0114782B2 (en) | ||
| JPH04371168A (en) | Medical electron accelerator | |
| JPS60141802U (en) | tomography device | |
| JPS6120564A (en) | Radiation treatment apparatus | |
| JP2731168B2 (en) | Tomography equipment | |
| JPH0245762U (en) | ||
| JPH01135955U (en) | ||
| JPH04850Y2 (en) | ||
| JPH0123445Y2 (en) | ||
| JPH0515519A (en) | Roentgenography method | |
| JPH0190566U (en) | ||
| JPS62186753U (en) | ||
| JPH0414010B2 (en) | ||
| EP0004694A3 (en) | Medical irradiating apparatus | |
| JPH02172477A (en) | Radioactive ray treatment device | |
| JPH048389Y2 (en) | ||
| JPS54102996A (en) | Radiotheraphy device | |
| JPH0298952U (en) | ||
| JPH01115731U (en) |