JPS606502U - Device that records still images of X-ray transmission images - Google Patents
Device that records still images of X-ray transmission imagesInfo
- Publication number
- JPS606502U JPS606502U JP9703783U JP9703783U JPS606502U JP S606502 U JPS606502 U JP S606502U JP 9703783 U JP9703783 U JP 9703783U JP 9703783 U JP9703783 U JP 9703783U JP S606502 U JPS606502 U JP S606502U
- Authority
- JP
- Japan
- Prior art keywords
- memory
- output
- register
- read
- 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.)
- Granted
Links
Landscapes
- Analysing Materials By The Use Of Radiation (AREA)
- Radiography Using Non-Light Waves (AREA)
- Apparatus For Radiation Diagnosis (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の医療用Ｘ線撮影装置の実施例の構成
を示すブロック図、第２図はこの考案の医療用Ｘ線撮影
装置の他の実施例に使用する輪郭強調回路の構成を示す
図、第３図はこの考案の医療用Ｘ線撮影装置の実施例の
各部における動作波形図である。
９：フレームカウンタ、１０：基準クロック発生器、１
１：被検者、１２：位置設定台、１３：Ｘ線照射器、１
４：イメージインテンシファイヤ、１５：テレビカメラ
、１６：ＡＤ変換器、１７：メモリ、１８：画素カウン
タ、２１−１〜２１−ｎ：ＡＮＤ回路、２５：線クロッ
ク信号発生器、２７：第１のＤＡ変換器、２８：モニタ
、２９：水平垂直走査回路、３０：レジスタ、３２：第
２のＤＡ変換器、３５：陰極線管、３７：感光紙、４２
：回動モータ。FIG. 1 is a block diagram showing the configuration of an embodiment of the medical X-ray imaging device of this invention, and FIG. 2 shows the configuration of a contour enhancement circuit used in another embodiment of the medical X-ray imaging device of this invention. The figure shown in FIG. 3 is an operational waveform diagram of each part of the embodiment of the medical X-ray imaging apparatus of this invention. 9: Frame counter, 10: Reference clock generator, 1
1: Subject, 12: Position setting table, 13: X-ray irradiator, 1
4: Image intensifier, 15: Television camera, 16: AD converter, 17: Memory, 18: Pixel counter, 21-1 to 21-n: AND circuit, 25: Line clock signal generator, 27: First DA converter, 28: monitor, 29: horizontal and vertical scanning circuit, 30: register, 32: second DA converter, 35: cathode ray tube, 37: photosensitive paper, 42
:Rotation motor.
Claims (1)
によるＸ線の照射で得られる前記被写体のＸ線透過像を
撮影するテレビカメラと、このテレビカメラの出力をデ
ィジタル信号に変換するＡＤ変換器と、このＡＤ変換器
で変換されたディジタル信号を一フレーム記憶するメモ
リと、このメモリを繰り返し読み出す第１の読み出し手
段と、この第１の読み出し手段で読み出された出力をア
ナログ信号に変換する第１のＤＡ変換手段と、この第１
のＤＡ変換手段の出力が表示信号として供給され前記メ
モリの読み出しと同期して動作するモニターと、前記メ
モリから読み出された出力の一ライン分を記憶するレジ
スタと、このレジスタを繰り返し読み出す第２の読み出
し手段と、前記メモリを−フレーム読み出すごとに順次
−ライン分のデータを前記レジスタに転送する転送手段
と、前記第２の読み出し手段で読み出されるディジタル
信号をアナログ信号に変換する第２のＤＡ変換手段と、
この第２のＤＡ変換手段の出力を一走査光信号として感
光紙に供給する供給手段と、前記−ライン分のデータば
供給される感光紙を前記転送手段の転送と同期して移動
させる移動手段とを有することを特徴とする医療用Ｘ線
撮影装置。An X-ray irradiator that irradiates a subject with X-rays, a television camera that takes an X-ray transmission image of the subject obtained by irradiating the subject with X-rays, and converts the output of the television camera into a digital signal. an AD converter, a memory for storing one frame of the digital signal converted by the AD converter, a first readout means for repeatedly reading out this memory, and an analog converter for converting the output read by the first readout means. a first DA conversion means for converting into a signal;
a monitor to which the output of the DA conversion means is supplied as a display signal and operates in synchronization with the reading of the memory; a register that stores one line of the output read from the memory; and a second register that repeatedly reads this register. a reading unit, a transfer unit that sequentially transfers a line worth of data to the register every frame read from the memory, and a second DA that converts the digital signal read by the second reading unit into an analog signal. a conversion means;
supplying means for supplying the output of the second DA converting means to the photosensitive paper as one scanning optical signal; and a moving means for moving the photosensitive paper supplied with the -line data in synchronization with the transfer by the transfer means. A medical X-ray imaging device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9703783U JPS606502U (en) | 1983-06-22 | 1983-06-22 | Device that records still images of X-ray transmission images |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9703783U JPS606502U (en) | 1983-06-22 | 1983-06-22 | Device that records still images of X-ray transmission images |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS606502U true JPS606502U (en) | 1985-01-17 |
| JPH0332136Y2 JPH0332136Y2 (en) | 1991-07-08 |
Family
ID=30230993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9703783U Granted JPS606502U (en) | 1983-06-22 | 1983-06-22 | Device that records still images of X-ray transmission images |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS606502U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001340328A (en) * | 2000-05-30 | 2001-12-11 | Mukai Yoshibumi | Radiographic system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5588746A (en) * | 1978-12-27 | 1980-07-04 | Tokyo Shibaura Electric Co | Computeddtomography device |
| JPS56119589A (en) * | 1980-02-26 | 1981-09-19 | Hitachi Medical Corp | Flicker preventing circuit of intermittent x-ray television |
| JPS57125739A (en) * | 1981-01-27 | 1982-08-05 | Tokyo Shibaura Electric Co | X-ray diagnostic apparatus |
| JPS57127369A (en) * | 1981-01-30 | 1982-08-07 | Toshiba Corp | Picture output device |
-
1983
- 1983-06-22 JP JP9703783U patent/JPS606502U/en active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5588746A (en) * | 1978-12-27 | 1980-07-04 | Tokyo Shibaura Electric Co | Computeddtomography device |
| JPS56119589A (en) * | 1980-02-26 | 1981-09-19 | Hitachi Medical Corp | Flicker preventing circuit of intermittent x-ray television |
| JPS57125739A (en) * | 1981-01-27 | 1982-08-05 | Tokyo Shibaura Electric Co | X-ray diagnostic apparatus |
| JPS57127369A (en) * | 1981-01-30 | 1982-08-07 | Toshiba Corp | Picture output device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0332136Y2 (en) | 1991-07-08 |
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