JPS58150299U - X-ray aperture device - Google Patents
X-ray aperture deviceInfo
- Publication number
- JPS58150299U JPS58150299U JP4772882U JP4772882U JPS58150299U JP S58150299 U JPS58150299 U JP S58150299U JP 4772882 U JP4772882 U JP 4772882U JP 4772882 U JP4772882 U JP 4772882U JP S58150299 U JPS58150299 U JP S58150299U
- Authority
- JP
- Japan
- Prior art keywords
- leaf
- pair
- movable
- irradiation field
- ray
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はＸ線テレビジョン透視装置の構成を示す略図、
第２図はＸ線絞り装置の一般的構成を示す略図、第３図
はモニタブラウン管上の位置と輝度との関係を示す特性
図、第４図・第５図はこの考案実施例の主要部の構成を
示す断面図である。
４、 ４’ ：補助リーフ、５．５’：Ｘ線照射野制
限用可動リーフ、５１＋ ５”１：可動リーフ、５゜
５′の照射野制限縁、Ｘ：Ｘ線源、Ｃ：Ｘ線絞り装置、
Ｐ：被写体、１．ｉ：Ｘ線輝度増倍管、ＴＶ：テレビカ
メラ、Ｍ：モニタブラウン管。FIG. 1 is a schematic diagram showing the configuration of an X-ray television fluoroscope;
Figure 2 is a schematic diagram showing the general configuration of the X-ray diaphragm, Figure 3 is a characteristic diagram showing the relationship between the position on the monitor cathode ray tube and brightness, and Figures 4 and 5 are the main parts of the embodiment of this invention. FIG. 4, 4': Auxiliary leaf, 5.5': Movable leaf for limiting the X-ray irradiation field, 51+5''1: Movable leaf, 5°5' irradiation field limiting edge, X: X-ray source, C: X-ray squeezing device,
P: Subject, 1. i: X-ray brightness multiplier tube, TV: television camera, M: monitor cathode ray tube.
Claims (4)
制限する少なくとも一対の可動リーフと前記可動リーフ
の照射野制限縁から照射野内に延在するＸ線をある程度
透過する物質からなり、前記可動リーフと共に移動する
補助リーフを有するＸ線絞り装置において、前記補助リ
ーフの厚さを前記可動リーフの照射野制限縁から照射野
内に向って薄く形成したことを特徴とするＸ線絞り装置
。(1) At least a pair of movable leaves that limit the X-ray irradiation field, consisting of a material that suppresses X-rays, and a material that extends into the irradiation field from the irradiation field-limiting edge of the movable leaf and that transmits the X-rays to some extent. An X-ray diaphragm device comprising an auxiliary leaf that moves together with the movable leaf, wherein the thickness of the auxiliary leaf is thinner from the irradiation field limiting edge of the movable leaf toward the inside of the irradiation field. Squeezing device.
れているものであることを特徴とする実用新案登録請求
の範囲第１項記載のＸ線絞り装置。(2) The X-ray diaphragm device according to claim 1, wherein the auxiliary leaf pair is integrally fixed to the movable leaf.
面にそれぞれ固定されているものであることを特徴とす
る実用新案登録請求の範囲第２項記載のＸ線絞り装置。(3) The X-ray diaphragm device according to claim 2, wherein each pair of auxiliary leaves is fixed to the opposing surface of the corresponding pair of movable leaves.
構を有しており、間可動リーフ対と同期移動するもので
あることを特徴とする実用新案登録請求の範囲第１項記
載のＸ線絞り装置。(4) The auxiliary leaf pair has a drive mechanism separate from the movable leaf pair, and moves in synchronization with the movable leaf pair. X-ray aperture device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4772882U JPS58150299U (en) | 1982-03-31 | 1982-03-31 | X-ray aperture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4772882U JPS58150299U (en) | 1982-03-31 | 1982-03-31 | X-ray aperture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58150299U true JPS58150299U (en) | 1983-10-08 |
Family
ID=30058680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4772882U Pending JPS58150299U (en) | 1982-03-31 | 1982-03-31 | X-ray aperture device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58150299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6434600U (en) * | 1987-08-26 | 1989-03-02 |
-
1982
- 1982-03-31 JP JP4772882U patent/JPS58150299U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6434600U (en) * | 1987-08-26 | 1989-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS58150299U (en) | X-ray aperture device | |
| Beranbaum et al. | Routine gastrointestinal series with a 70-mm. sequence camera | |
| JPS6132981U (en) | X-ray automatic exposure controller | |
| JPS5987048U (en) | mammography scope | |
| JPS58144978U (en) | x-ray television equipment | |
| JPS5994340U (en) | X-ray imaging device | |
| JPS5863559U (en) | X-ray fluoroscope | |
| JPS588854U (en) | X-ray image intensifier | |
| JPS58119261U (en) | Deflection distortion correction device | |
| JPS60107946U (en) | image capture device | |
| JPS5920551U (en) | Variable field of view X-ray fluorescence multiplier | |
| JPS58141548U (en) | projection cathode ray tube | |
| JPS58158562U (en) | deflection circuit | |
| JPS5996751U (en) | Braun tube with transparent conductive film | |
| JPS588855U (en) | X-ray image intensifier device | |
| JPS5977137U (en) | projection device | |
| JPS5988854U (en) | Cathode ray tube for projection | |
| JPS6090983U (en) | Projection television equipment | |
| JPS5994339U (en) | X-ray imaging device | |
| JPS5879846U (en) | Image tube fixing mechanism | |
| JPS60186755U (en) | Display circuit for TV monitor photography | |
| JPS59172402U (en) | X-ray field adjustment mechanism of X-ray CT device | |
| JPS58182576U (en) | Projection type cathode ray tube device | |
| JPH01121884U (en) | ||
| JPS5837656U (en) | Image tube |