JP2014171551A5

JP2014171551A5 -

Info

Publication number: JP2014171551A5
Application number: JP2013044722A
Authority: JP
Filing date: 2013-03-06
Publication date: 2016-04-14
Anticipated expiration: 2033-03-06

Description

上記の目的を達成するための本発明の一態様によるＸ線撮影装置は以下の構成を備える。すなわち、
光電変換素子の初期化処理を実行する撮影準備の状態、前記初期化処理を禁止して撮影開始の指示を待機する撮影許可の状態、撮影中の状態を含む複数の駆動状態を有し、Ｘ線源から照射されたＸ線を検出するＸ線検出器と、
前記Ｘ線検出器の駆動状態とユーザの曝射操作が許可される期間との組合せが異なる複数の撮影モードのうちから選択された撮影モードに従って、前記Ｘ線検出器の駆動状態を遷移させる駆動制御手段と、
前記選択された撮影モードに従った駆動状態の遷移において、前記Ｘ線検出器の駆動状態がＸ線の曝射を許可する期間に有るか否かを報知する報知手段と、を備える。
In order to achieve the above object, an X-ray imaging apparatus according to an aspect of the present invention has the following arrangement. That is,
A plurality of driving states including a state of preparation for photographing for executing initialization processing of the photoelectric conversion element, a state of photographing permission for prohibiting the initialization processing and waiting for a photographing start instruction, and a state during photographing; An X-ray detector for detecting X-rays emitted from a radiation source;
Driving to change the driving state of the X-ray detector according to an imaging mode selected from a plurality of imaging modes in which the combination of the driving state of the X-ray detector and the period during which the user's exposure operation is permitted Control means;
And a notifying unit for notifying whether or not the driving state of the X-ray detector is in a period during which the X-ray exposure is permitted in the transition of the driving state according to the selected imaging mode.

Claims

A plurality of driving states including a state of preparation for photographing for executing initialization processing of the photoelectric conversion element, a state of photographing permission for prohibiting the initialization processing and waiting for a photographing start instruction, and a state during photographing; An X-ray detector for detecting X-rays emitted from a radiation source;
Driving to change the driving state of the X-ray detector according to an imaging mode selected from a plurality of imaging modes in which the combination of the driving state of the X-ray detector and the period during which the user's exposure operation is permitted Control means;
And a notifying means for notifying whether or not the driving state of the X-ray detector is in a permission period permitting X-ray exposure in the transition of the driving state according to the selected imaging mode. A featured X-ray imaging apparatus.

The plurality of imaging modes include a first imaging mode that synchronizes operations for imaging of the X-ray source and the X-ray detector using predetermined communication,
When the selected imaging mode is the first imaging mode, the permission period is a period in which the driving state of the X-ray detector is the imaging preparation state and the imaging permission state. The X-ray imaging apparatus according to claim 1, wherein:

The plurality of imaging modes include a second imaging mode for synchronizing operations for imaging of the X-ray source and the X-ray detector by detecting X-rays emitted from the X-ray source,
2. The permission period is a period in which the driving state of the X-ray detector is in the imaging permission state when the selected imaging mode is the second imaging mode. Or the X-ray imaging apparatus of 2.

The plurality of imaging modes are for imaging the X-ray source and the X-ray detector by instructing irradiation of the X-ray source after the user shifts the X-ray detector to the imaging state. Including a third shooting mode that synchronizes the operation of
2. The permission period is a period in which the driving state of the X-ray detector is in the imaging state when the selected imaging mode is the third imaging mode. The X-ray imaging apparatus according to any one of Items 1 to 3.

5. The X according to claim 1, wherein the notification unit performs notification of whether or not it is the permission period and notification that enables recognition of the selected shooting mode. X-ray equipment.

The X-ray imaging apparatus according to claim 1, wherein the notification unit clearly indicates a period outside the permission period.

The X-ray imaging apparatus according to claim 1, wherein when the permission period is limited by time, the notification unit performs notification based on a remaining time of the permission period. .

The notification means performs notification based on a ratio to a limit value of the accumulated dark current amount when the permission period is limited by the accumulated dark current amount. The X-ray imaging apparatus according to any one of 1 to 6.

9. The apparatus according to claim 1, wherein the notification unit uses any one of light, sound, and vibration notification forms, or a combination of at least two of these notification forms. 9. X-ray imaging device.

Communication means for communicating with the radiation detection device;
Display control means for displaying the state of the radiation detection apparatus on a display unit;
A first imaging mode that synchronizes the operation of the radiation source and the radiation detection device using predetermined communication, and the radiation detection device executes an imaging operation in response to detecting radiation emitted from the radiation source. A second photographing mode, and a selection means for selecting any one of the photographing modes,
The display control means causes the display unit to display at least a period during which radiation irradiation is possible when the first imaging mode is selected, and when the second imaging mode is selected. Is a radiography control apparatus that switches the state of the display unit between a period in which a radiographic image can be acquired and a period other than that in accordance with detection of the irradiated radiation.

The selection means includes the first and second imaging modes, and a third imaging mode in which the radiation detection apparatus executes an imaging operation according to the elapse of a set time after an external instruction is given, Select one of the shooting modes,
11. The display control unit, when the third imaging mode is selected, switches the state of the display unit between a period during which the radiation detection apparatus is imaging and other periods. The radiography control apparatus described in 1.

A plurality of driving states including a state of preparation for photographing for executing initialization processing of the photoelectric conversion element, a state of photographing permission for prohibiting the initialization processing and waiting for a photographing start instruction, and a state during photographing; A method for controlling an X-ray imaging apparatus including an X-ray detector for detecting X-rays emitted from a radiation source,
The drive control means drives the X-ray detector according to an imaging mode selected from a plurality of imaging modes in which the combination of the driving state of the X-ray detector and the period during which the user's exposure operation is permitted. A drive control process for transitioning states;
A notifying step for notifying whether or not the driving state of the X-ray detector is in a period during which the X-ray exposure is permitted in the transition of the driving state according to the selected imaging mode; A control method for an X-ray imaging apparatus, comprising: