JPH0715665A - X-ray television receiver - Google Patents

Abstract

PURPOSE:To provide an X-ray television receiver capable of easily observing pictures useful in terms of diagnoses or treatment even after completing radioscopy without performing special operations. CONSTITUTION:This receiver is provided with a display part 6 capable of displaying picture data obtained by X-ray radioscopy and a picture gathering part 7 for gathering the prescribed picture data among the picture data obtained by the X-ray radioscopy and displaying the gathered picture data at the display part 6 and the picture gathering part 7 is provided with a picture memory 8 capable of storing the gathered picture data, a gathering condition setting part 9 for setting the gathering conditions of the picture data and a display condition setting part 10 for setting the display conditions of the picture data.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an X-ray TV set,
In particular, it relates to an X-ray TV device capable of reproducing image data obtained by X-ray fluoroscopy.

[0002]

2. Description of the Related Art An X-ray TV apparatus has a function of continuously displaying a final image on a monitor after completion of fluoroscopy, which is called a last image hold.

In the last image hold, the final image data taken by the CCD camera is held in the memory in the camera unit, and the image data is continuously displayed on the monitor even after the fluoroscopy is completed.

By using such a function, the fluoroscopic image can be continuously observed even after the X-ray fluoroscopy.

[0005]

However, since the X-ray fluoroscopic image that can be observed by using the last image hold function has a low dose and is a still image, not only the image quality is inferior, but the amount of information is small. was there.

Further, since only the final image is displayed, there is a high risk of missing a lesion, and there is a problem that fluoroscopy is necessary to avoid this.

The present invention has been made in consideration of the above-mentioned circumstances, and an X-ray TV that allows an image useful for diagnosis or treatment to be easily observed without performing a special operation even after completion of fluoroscopy. The purpose is to provide a device.

[0008]

In order to achieve the above object, an X-ray TV apparatus according to the present invention comprises a display unit capable of displaying image data obtained by X-ray fluoroscopy as described in claim 1. The X-ray TV apparatus further includes an image collecting unit that collects predetermined image data from the image data obtained by X-ray fluoroscopy and displays the collected image data on the display unit, and the image collecting unit includes An image memory capable of storing the collected image data, a collection condition setting unit for setting the collection condition of the image data, and a display condition setting unit for setting the display condition of the image data are provided.

Also, in the X-ray TV apparatus of the present invention, the acquisition condition setting unit is set to a mode for setting a collection section during fluoroscopy, a mode for setting a collection section in advance before fluoroscopy and automatic collection. It is configured to select a desired mode from the modes for setting the section.

[0010]

In the X-ray TV apparatus of the present invention, first, as image data acquisition conditions, a mode in which the image data acquisition section is set during fluoroscopy, a mode set in advance before fluoroscopy, and automatically Select from the modes to be set.
Such selection is performed by the collection condition setting unit.

Here, when the mode for setting the acquisition section during the X-ray fluoroscopy is selected, the start and end of the acquisition of the image data are operated while observing the X-ray fluoroscopic image displayed on the display section. Instruct with a switch.

When a preset mode is selected before X-ray fluoroscopy, for example, a predetermined number of images immediately before the end of fluoroscopy are set by operating switches or the like so as to be continuously collected, and X-ray fluoroscopy is performed. Collects image data according to this setting.

When the mode for automatically setting the acquisition section is selected, image data to be acquired is specified according to a predetermined algorithm during fluoroscopy, and this is acquired. For example, an algorithm for detecting the motion of a moving image is used to collect a group of image data having a motion exceeding a certain threshold.

Next, the collected image data is stored in the image memory.

After the X-ray fluoroscopy is completed, the display condition is set by using the display condition setting section. The display condition includes a display section, a display speed, a display format, and the like.

Next, among the collected image data, the image data of the section set as the display section is displayed on the display unit.

Here, when multi-window is selected as the display format or when a predetermined speed is set as the display speed, the image data is displayed according to them.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the X-ray TV apparatus of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a block diagram showing the X-ray TV apparatus of this embodiment.

As can be seen from the figure, the X-ray TV of this embodiment
The apparatus is an image intensifier 1 (hereinafter, II) that converts X-rays emitted from an X-ray tube (not shown) into optical signals.
Is called), a TV camera 2 that converts the converted optical signal into an analog video signal, an A / D converter 3 that converts the analog video signal into digital image data, and an image that performs predetermined image processing on the image data. A processing unit 4, a D / A converter 5 for returning processed image data to an analog signal, and a display unit 6 for displaying the analog signal as an image are provided.

The display unit 6 is preferably composed of a display or the like.

The X-ray TV apparatus according to the present embodiment further includes an image collection unit 7 that collects predetermined image data from the digitally converted image data and displays the collected image data on the display unit 6.

The image collection unit 7 includes an image memory 8 capable of storing the collected image data, a collection condition setting unit 9 for setting the collection condition of the image data, and a display condition setting unit for setting the display condition of the image data. And 10.

The acquisition condition setting unit 9 selects a desired mode from a mode for setting a collection section during fluoroscopy, a mode for setting a collection section in advance before fluoroscopy, and a mode for automatically setting a collection section. Is selectable.

In the X-ray TV apparatus according to this embodiment, first, the acquisition condition setting unit 9 sets acquisition conditions for image data.

The collection conditions include the number of collected sheets, the number of collected sections, the start and end timings of each collection section, the collection time interval, etc.
Since the maximum number of sheets to be collected depends on the storage capacity of the image memory 8, the maximum number of sheets to be collected is displayed at the time of setting, and the operator can set the number of sheets to be collected, the number of sections to be collected, etc. within a range not exceeding the maximum number of sheets to be stored. Is good.

When setting the acquisition section, one is selected from a mode in which the acquisition section of image data is set during fluoroscopy, a mode set in advance before fluoroscopy, and a mode set automatically.

Here, when the mode for setting the acquisition section during X-ray fluoroscopy is selected, the start and end of acquisition of image data are observed while observing the X-ray fluoroscopic image displayed on the display unit 6. The timing is instructed by an operation switch or the like.

When the mode for setting the acquisition section in advance before X-ray fluoroscopy is selected, the desired acquisition section is set in advance by the operation switch or the like, and during the fluoroscopy, the image data is set in accordance with this setting. collect.

As the collection section, for example, it is preferable to set one continuous section immediately before the end of the fluoroscopy.

When the mode for automatically setting the acquisition section is selected, image data to be acquired is specified according to a predetermined algorithm during fluoroscopy, and this is acquired.

For example, it is preferable to collect an image data group having a motion exceeding a certain threshold by using an algorithm for detecting the motion of a moving image.

Next, the collected image data is stored in the image memory 8.

After the X-ray fluoroscopy is completed, the display conditions are set using the display condition setting unit 10. Display conditions include a display section, a display speed, a display format, and the like.

Next, the collected image data is sequentially displayed on the display unit 6 one by one according to the set display conditions, for example, the image data of the section set as the display section.

While displaying, freeze as necessary,
Observe the X-ray fluoroscopic image.

As described above, the X-ray TV apparatus according to the present embodiment stores the image data of a desired section among the image data obtained by X-ray fluoroscopy in the image memory,
After the fluoroscopy is completed, the stored image data is displayed on the display unit under the desired display conditions, so the amount of information in the displayed image is significantly increased compared to the conventional display of only the final image. , More accurate medical diagnosis can be performed.

Also, since it is a moving image, the image is easier to see than in the past.

Further, since the image data is collected over a predetermined section, the risk of overlooking the lesion is greatly reduced. As a result, the need to redo fluoroscopy is reduced,
It is possible to reduce the amount of X-ray exposure, improve the efficiency of inspection, and reduce the burden on the operator.

In the above embodiment, the collection section is one continuous section immediately before the end of the fluoroscopy, but it may not be one continuous section and may be a plurality of sections. The position of the collection section may also be set to an arbitrary position during fluoroscopy, which is of interest to the operator.

In the above embodiment, the operator sets the display condition and then starts the reproduction of the collected image data. However, the display condition is set in advance as the default, and after the fluoroscopy is completed, The images collected immediately may be automatically reproduced.

Further, in the above-described embodiment, the image data is displayed one by one, but when the multi-window is selected as the display format, the image data is displayed according to them. For example, eight pieces of image data may be simultaneously displayed in eight windows.

The display section may match the collection section, or the display section may be limited so that the collected section is partially displayed.

In the above embodiment, the display speed is set in advance, but it may be freely changed by a switch such as a jog shuttle on the console during display.

[0045]

As described above, the X-ray TV apparatus of the present invention is an X-ray TV apparatus provided with a display unit capable of displaying image data obtained by X-ray fluoroscopy, and is obtained by X-ray fluoroscopy. A predetermined image data out of the image data and an image collection unit that displays the collected image data on the display unit, the image collection unit, an image memory capable of storing the collected image data, A collection condition setting unit that sets the acquisition condition of the image data and a display condition setting unit that sets the display condition of the image data are provided, so that special operations can be performed even after the fluoroscopically useful image for diagnosis or treatment is completed. It can be easily observed without performing.

[Brief description of drawings]

FIG. 1 is a block diagram of an X-ray TV set according to an embodiment.

[Explanation of symbols]

 1 Image Intensifier 2 TV Camera 3 A / D 4 Image Processing Section 5 D / A 6 Display Section 7 Image Collection Section 8 Image Memory 9 Collection Condition Setting Section 10 Display Condition Setting Section

─────────────────────────────────────────────────── ───Continued from the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI Technical indication H04N 7/18 L

Claims (2)

[Claims] 1. An X-ray TV apparatus including a display unit capable of displaying image data obtained by X-ray fluoroscopy, and collecting and collecting predetermined image data among image data obtained by X-ray fluoroscopy. An image memory that stores the collected image data, a collection condition setting unit that sets the collection condition of the image data, and an image collection unit that displays the collected image data on the display unit. The X-ray TV apparatus according to claim 1, further comprising a display condition setting unit that sets a display condition of data. 2. The collection condition setting unit is preferably selected from a mode of setting a collection section during fluoroscopy, a mode of setting a collection section in advance before fluoroscopy, and a mode of automatically setting a collection section. The X-ray TV apparatus according to claim 1, wherein the mode is selectable.