JP2002165782A - Medical diagnostic device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a medical diagnostic device enabling an imaging condition during emergency radiography to be accurately and rapidly selected and put into execution. SOLUTION: In this medical diagnostic device, a specific condition can be specified as an emergency preset condition in a condition-for-emergency-imaging specifying part 26 when a plurality of preset conditions for imaging are precedently registered at an imaging condition registering part 23. Additionally, during the emergency radiography, an emergency radiography mode instruction part 27 instructs that the device be put into an emergency radiography mode under instructions as to the emergency radiography from an operator. When receiving the instructions as to the emergency radiography mode, a displayed imaging condition selecting part 28 selects the emergency preset condition from among the preset conditions for imaging, which have already been registered at the registering part 23, so as to make the emergency preset condition displayed on an operational monitor 15. Consequently, the operator can rapidly find out the desired emergency preset condition, and accurately and rapidly select a radiographic condition in order to put it into execution.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medical diagnostic apparatus such as an X-ray CT apparatus (X-ray computed tomography apparatus) and an MRI apparatus (magnetic resonance tomography apparatus) for taking medical images. The present invention relates to a technique for accurately and quickly selecting and executing imaging conditions at the time.

[0002]

2. Description of the Related Art In recent years, an X-ray CT apparatus, which can be regarded as a general-purpose medical diagnostic apparatus, includes a subject (patient) M as shown in FIG.
An X-ray tube 51 for irradiating an X-ray fan beam FB and an X-ray detector 52 having a large number of X-ray detection elements 52a arranged in a line are arranged to face each other with the subject M interposed therebetween.
The X-ray imaging mechanism 53 includes an X-ray imaging mechanism 53. The X-ray imaging mechanism 53 rotates around the subject M according to preset imaging conditions selected from a plurality of pre-registered imaging preset conditions. And the X-ray detector 52 collects X-ray detection signals as X-ray CT image creation data.

In this X-ray CT apparatus, emergency imaging is performed on a patient (subject) such as a traffic accident person.
In the case of emergency imaging, the imaging area is generally widened to include the entire region of interest of the subject without performing transmission X-ray imaging for acquiring a positioning image, which is usually performed in normal imaging (non-emergency imaging). At the same time, the production X-ray CT imaging is immediately performed. As described above, in the case of emergency imaging, X-ray CT imaging in which the slice thickness at the time of imaging is thicker and the imaging area is wider than that of normal imaging is performed in a short time, and a wide range is roughly imaged to obtain an X-ray CT image. Try to get quick. Therefore, the imaging preset condition for emergency imaging is usually different from the imaging preset condition for normal imaging. Therefore, among a plurality of imaging preset conditions,
X-ray CT imaging is performed by preliminarily setting an emergency preset condition suitable for emergency imaging as an emergency preset condition, selecting and setting an emergency preset condition during emergency imaging.

[0004]

However, the above-mentioned conventional X-ray CT apparatus has the following problems. In other words, there is a problem that it is difficult to accurately and quickly select and execute the imaging conditions at the time of emergency imaging. It is not easy to quickly find an emergency preset condition without mistake from a large number of registered imaging preset conditions.

[0005] Specifically, in the case of a conventional X-ray CT apparatus,
The emergency preset conditions in the imaging preset conditions are as follows:
An operator operating the X-ray CT apparatus may be searched for by relying on the memory or the memorandum. However, the number of preset conditions for imaging is quite large, or there are seemingly similar conditions. There are often things you can't find. In particular, it is difficult for an on-duty operator who is unfamiliar with the X-ray CT apparatus to quickly find a target condition from among a large number of imaging preset conditions in a busy situation of emergency imaging. If an image is taken by selecting and executing another preset condition by mistake, the target region of interest may not be imaged, and another preset condition may be selected and executed again to obtain an image. X-ray C
Inconveniences such as a decrease in the image quality of the T image occur, which causes inconveniences such as a difficulty for a doctor to make an accurate diagnosis.

In view of the above circumstances, it is an object of the present invention to provide a medical diagnostic apparatus capable of selecting and executing imaging conditions for emergency imaging accurately and promptly.

[0007]

According to a first aspect of the present invention, there is provided a medical diagnostic apparatus, comprising: an imaging condition registration unit in which a plurality of imaging preset conditions are registered in advance; Imaging condition display control means for displaying a predetermined imaging preset condition registered in the means on the display means, and a medical image in accordance with the imaging preset condition selected and executed from the imaging preset conditions displayed on the display means. In a medical diagnostic apparatus comprising: a medical image capturing unit that obtains creation data, an emergency imaging unit that specifies a specific condition among the imaging preset conditions registered in the imaging condition registering unit as an emergency preset condition. Condition specifying means, emergency shooting mode instructing means for instructing an emergency shooting mode when an emergency shooting instruction is received, and emergency shooting mode And a display image pickup condition selection means for displaying on the display means receiving the View and from the imaging condition registration unit selects the emergency preset condition.

According to a second aspect of the present invention, in the medical diagnostic apparatus according to the first aspect, a specific condition among the imaging preset conditions registered in the imaging condition registration means is designated as an emergency preset condition. And an emergency imaging condition specifying means.

According to a third aspect of the present invention, in the medical diagnostic apparatus according to the first or second aspect, when an imaging region of the subject is designated, an imaging region designation means for designating the imaging region is provided, The imaging condition registration unit is configured to register an emergency preset condition of each imaging preset condition in a form associated with at least an imaging region, and the display imaging condition selection unit stores the designated imaging region in the designated imaging region. A corresponding emergency preset condition is selected and displayed on the display means.

According to a fourth aspect of the present invention, in the medical diagnostic apparatus according to any one of the first to third aspects, the medical image pickup means includes an X-ray tube provided with X-ray irradiation.
X-ray detection data output from the X-ray detector is configured to be obtained as data for creating an X-ray CT image as a medical image.
An image reconstruction processing means for performing an image reconstruction process for creating a T image is provided, and is characterized in that it is configured as an X-ray CT apparatus.

[Operation] Next, the operation of the medical diagnostic apparatus of the present invention will be described. According to the medical diagnostic apparatus of the first aspect, a plurality of imaging preset conditions are registered in the imaging condition registration unit in advance. The plurality of imaging preset conditions include an emergency preset condition. In the case of performing normal photographing, a predetermined imaging preset condition registered in the imaging condition registration unit is displayed on the display unit. The operator selects and executes a desired imaging preset condition from those displayed on the display means, and obtains medical image creation data according to the imaging preset condition.

When performing emergency shooting, the emergency shooting mode instructing means receives an emergency shooting instruction from the operator and instructs the display imaging condition selecting means to be in the emergency shooting mode. The display imaging condition selection means selects an emergency preset condition designated as an emergency preset condition from a plurality of imaging preset conditions registered in advance in the imaging condition registration means, and causes the display means to display the emergency preset condition. When the operator selects and executes the emergency preset condition displayed on the display unit, the medical image capturing unit performs imaging according to the emergency preset condition, and obtains medical image creation data.

That is, in emergency shooting, if an emergency shooting mode is designated, an emergency preset condition designated by the emergency preset condition is selected from a plurality of pre-registered imaging preset conditions and displayed. Then, the operator can quickly find the desired emergency preset condition, and can select and execute the imaging condition at the time of emergency shooting accurately and promptly.

[0014] According to the medical diagnostic apparatus of the second aspect, the emergency imaging condition designating means sets a specific condition among the imaging preset conditions registered in the imaging condition registration means to the emergency preset condition. Specify as Therefore, a specific one of the plurality of imaging preset conditions can be designated as the emergency preset condition and registered in the imaging condition registration unit.

Further, according to the medical diagnostic apparatus of the third aspect, when the imaging region of the subject is designated, the imaging region designation means designates the imaging region. The imaging condition registration means includes:
Emergency preset conditions among the preset conditions for imaging are registered in a form associated with at least an imaging part. The display imaging condition selection means selects an emergency preset condition corresponding to the designated imaging part and causes the display means to display the preset condition. Therefore, the emergency preset condition corresponding to the designated imaging region is selected and displayed from among a plurality of pre-registered imaging preset conditions, so that the operator can set the desired emergency preset condition corresponding to the imaging region. Can be found more quickly.

Further, according to the medical diagnostic apparatus of the fourth aspect, the medical diagnostic apparatus is configured as an X-ray CT apparatus.
X-ray detection data output from the X-ray detector is obtained as X-ray CT image creation data, and image reconstruction processing is performed by image reconstruction processing means based on the X-ray detection data. (X-ray computed tomographic image) is created as a medical image and provided to a doctor for diagnosis.

[0017]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows an X-ray C according to the embodiment.
It is a block diagram which shows the whole structure of T apparatus.

As shown in FIG. 1, the X-ray CT apparatus according to the embodiment has an X-ray tube 1 for irradiating an object M with an X-ray fan beam FB and a large number of X-ray detecting elements 2a arranged in a line. The X-ray imaging mechanism 3 in which the X-ray detector 2 is opposed to the subject M across the subject M, and the body of the subject M while maintaining the X-ray tube 1 and the X-ray detector 2 facing each other. An imaging mechanism rotation drive unit 4 that rotates around the axis Z, a top plate 5 that can reciprocate in the direction of the body axis Z of the subject M (a direction perpendicular to the paper surface) while the subject M is mounted, and the like. I have. This X-ray CT apparatus is configured to perform X-ray CT imaging to finally obtain an X-ray CT image using the X-ray imaging mechanism 3. The configuration is such that transmission X-ray imaging for obtaining a transmission X-ray image as a positioning image for determining an imaging region to be imaged can be performed. Hereinafter, the configuration of each part of the embodiment device will be described in detail.

As shown in FIG. 1, the rotation of the rotating ring 9 is transmitted to the rotating ring 9 via the pulley 7 and the belt 8 by the rotating force of the motor 6.
Are configured to rotate. The X-ray tube 1 and the X-ray detector 2 of the X-ray imaging mechanism 3 are fixed to a rotating ring 9, and the X-ray tube is rotated as the rotating ring 9 rotates in conjunction with the forward or reverse rotation of the motor 6. 1 and the X-ray detector 2 rotate around the body axis Z of the subject M. Note that the imaging mechanism rotation drive unit 4 is configured to execute a necessary rotation drive operation under the control of the imaging mechanism control unit 10.

The irradiation control unit 11 includes a photographing control unit 16
The tube voltage, tube current, etc. of the high voltage generator (not shown) of the X-ray tube 1 are controlled in accordance with the set irradiation conditions from. X-ray tube 1
The X-ray detection data output from the X-ray detector 2 accompanying the irradiation of the X-ray fan beam FB from the
AS) 13.

Further, the top 5 is configured to be reciprocated in the direction of the body axis Z of the subject M under the control of the top driving unit 12. The imaging mechanism control unit 10
The control of the illumination control unit 11 or the top plate drive unit 12 is executed according to an input operation from the console 14 or the operation monitor 15 or a command signal transmitted from the imaging control unit 16 in a timely manner according to the imaging progress. Configuration.

On the other hand, in the X-ray CT apparatus of the embodiment, a data processing unit 17 for processing the X-ray detection data output from the X-ray detector 2 is provided at the subsequent stage of the data collection unit 13. The data processing unit 17 includes a transmission image memory 18 that stores a transmission X-ray image as a positioning image for setting an imaging region in the subject M. When performing preliminary imaging for capturing an image for positioning, the X-ray tube 1 and the X-ray detector 2 are stopped in the state shown in FIG.
While moving the table 5 on which the subject M is placed in the direction of the body axis Z of the subject M, the X-ray tube 1 uses the X-ray fan beam FB.
At the same time, X-ray detection data output from the X-ray detector 2 is collected in association with the moving position of the top 5, and the obtained transmission X-ray image is stored in the transmission image memory 18 as a positioning image. Is done. In other words, the positioning image is obtained by relatively horizontally scanning the X-ray imaging mechanism 3 in the direction of the body axis Z of the subject M.

On the other hand, the data processing unit 17 is based on a detection data memory 19 for storing X-ray detection data as data for creating an X-ray CT image, and based on the X-ray detection data stored in the detection data memory 19. An image reconstruction unit 20 that performs image reconstruction processing and a CT tomographic image memory 21 that stores an X-ray CT image that is finally created are provided.
When performing actual imaging for obtaining X-ray CT image creation data, the top 5 on which the subject M is placed is moved in the direction of the body axis Z of the subject M, and the X-ray tube 1 and the X-ray detector The X-ray tube 1 irradiates the subject M with the X-ray fan beam FB while rotating the subject M about the body axis Z of the subject M, and at the same time, each slice plane of the subject M output from the X-ray detector 2 is output. X-ray detection data is collected as X-ray CT image creation data and stored in the detection data memory 19. That is, X-ray CT image creation data is obtained by relatively rotating and scanning the X-ray imaging mechanism 3 in the direction around the body axis Z of the subject M.

An image monitor 22 is provided downstream of the data processing section 17. This image monitor 22
Displays an X-ray CT image or the like on a screen according to a command or the like of the imaging control unit 16.

Further, in the X-ray CT apparatus of the embodiment, as shown in FIG. 1, an imaging condition registration unit 23 in which a plurality of imaging preset conditions are registered in advance, and registered in the imaging condition registration unit 23. Imaging condition display control unit 24 for displaying a list of predetermined imaging preset conditions on operation monitor 15
And an imaging part specifying unit 25 that specifies an imaging part when an imaging part of the subject M is specified. The operation monitor 15 is an input device for inputting data and commands necessary for the operation of the apparatus of this embodiment, like the console 14, and has, for example, a touch screen (contact screen) function. is there. The touch screen function is a function that allows an operator to touch a part of the screen to input a touched portion. When the operator performs a touch operation (contact screen operation) for calling a preset condition for imaging on the screen of the operation monitor 15 (to be described in detail later), the imaging region specifying unit 25 sets the image specified by the operator's screen touch. The imaging part (eg, head) is immediately detected, and the imaging condition display control unit 24
5, only the imaging preset conditions corresponding to the imaging region are read out from the imaging condition registration unit 23, and the imaging preset conditions (for example, the imaging preset conditions NP1 to NP4) are displayed on the screen of the operation monitor 15 as shown in FIG. ) Is displayed in a list. In addition, as shown in FIG. 5, the above-mentioned imaging parts in the present embodiment apparatus include a head, a neck, a chest,
There are an abdomen, limbs, a child's head, etc., and various parts of the subject.

If the operator touches an appropriate condition among the preset imaging conditions displayed on the screen of the operation monitor 15 in this manner, the setting (selection execution) of the touched imaging condition is performed. Then, X-ray CT imaging is started. X-ray imaging mechanism 3 is set (selection execution)
An imaging operation is performed to obtain X-ray detection data according to the preset imaging conditions.

The specific contents of the imaging preset conditions registered in advance in the imaging condition registration unit 23 include, as shown in FIG. 6, the number of X-ray CT images to be acquired, the thickness of the slice, the slice Feed pitch, imaging range (X-ray CT
Image acquisition range), tube current, tube voltage, rotating ring 9
The rotation speed of (gantry), the presence or absence of contrast imaging, and the like are exemplified. Note that the imaging preset conditions are not limited to those exemplified above, and may include other setting parameters of the apparatus of the present embodiment or a part of them. Each data of the imaging preset condition as exemplified above is input using the console 14 and the operation monitor 15 and registered in the imaging condition registration unit 23 in advance. At this time, the emergency preset condition is registered with data designating that it is an emergency, for example, in a state where a flag indicating that emergency is designated is set up. As described above, the emergency preset condition is identified with respect to the normal imaging preset condition, that is, the non-emergency imaging preset condition, and registered in the imaging condition registration unit 23.

Further, since the imaging condition display control unit 24 displays a list of imaging preset conditions in order to select and execute the imaging preset conditions, the imaging condition display control unit 24 displays a list of the imaging preset conditions. Is
Instead of displaying the entire contents of the imaging preset conditions, as shown in FIG. 5, a display mode showing only a title or a symbol indicating the characteristics of the imaging preset conditions is adopted.

The X-ray CT apparatus according to the embodiment further includes an emergency imaging condition for designating an emergency preset condition for a specific condition among the imaging preset conditions registered in the imaging condition registration unit 23. The designation unit 26, the emergency photography mode instruction unit 27 that designates the emergency photography mode when an emergency photography instruction is received, and only the emergency preset conditions are selected from the imaging condition registration unit 23 when the emergency photography mode instruction is received. And a display imaging condition selection unit 28 for displaying a list on the operation monitor 15. When the imaging preset condition is registered in advance, a specific one of the plurality of imaging preset conditions is designated as the emergency preset condition by the emergency imaging condition designation unit 26 and registered in the imaging condition registration unit 23. You. When a touch operation for designating the emergency imaging mode and the imaging region is performed on the screen of the operation monitor 15, the imaging region designation unit 25 immediately displays the imaging region (for example, the head) designated by the operator's screen touch. Upon detection, the emergency shooting mode instruction unit 27 detects that the shooting mode is the emergency shooting mode. Upon receiving both detection results, the display imaging condition selection unit 28 selects only the emergency preset conditions for the designated imaging region and displays the list on the operation monitor 15.

That is, in the case of the X-ray CT apparatus of the embodiment, at the time of emergency imaging, only the emergency preset conditions for the designated imaging site are selected and displayed on the screen of the operation monitor 15. The list display of emergency preset conditions by the display imaging condition selection unit 28 is as follows.
Instead of displaying the entire contents of the emergency preset conditions, as shown in FIG. 4, a display mode showing only a title or a symbol indicating the features of the emergency preset conditions is adopted.

The emergency preset condition is such that an X-ray CT imaging for imaging a rough area is immediately performed for an injured person or the like due to a traffic accident without imaging a transmission X-ray image as a positioning image. It is a condition such as profit. Therefore, the emergency preset conditions include, for example, a non-contrast imaging, a thicker slice at the time of imaging, and a wider imaging area compared to the conditions for normal imaging (non-emergency imaging). It is usually faster. In the case of the apparatus according to the embodiment, 1 is associated with each imaging region.
About one to two emergency preset conditions are registered in the imaging condition registration unit 23.

In the case of the X-ray CT apparatus of the embodiment, if the operator touches the screen to execute the emergency preset condition displayed on the screen of the operation monitor 15 in this manner, the emergency preset condition is displayed. Is set (selection execution), and X-ray CT imaging is started. X-ray imaging mechanism 3
Performs an imaging operation to obtain X-ray detection data according to the set emergency preset conditions.

Subsequently, X of the embodiment having the above-described configuration is used.
The process of executing emergency imaging by the line CT apparatus will be described more specifically with reference to the drawings. FIG. 2 is a flowchart showing a process at the time of executing emergency imaging. In the following, the registration of the imaging preset condition including the emergency designation has been completed, and the subject M to be subjected to emergency imaging is placed on the top 5 at an appropriate time and the top 5 is moved. In the following description, it is assumed that the imaging site is the head of the subject M, for example.

[Step S1] As shown in FIG. 3, the patient information screen P1 is called and displayed on the screen of the operation monitor 15.

[Step S2] The operator enters a patient name,
Necessary items of patient information A such as a patient ID (identification number) are input from the console 14. In the case where the degree of urgency is extremely high, for example, the input of the patient information A may be partially performed or may be omitted completely (step S
2 is skipped and the process proceeds to the next step S3).

[Step S3] The operator touches the screen switch SW1 for specifying an emergency examination and the switch SW2 for specifying a head image in the patient information screen P1.

[Step S4] The screen of the operation monitor 15 is switched to an imaging condition display screen P2 shown in FIG.
On the imaging condition display screen P2, only one emergency preset condition (title) EP for the head is displayed in a list. That is, the screen switch SW1 for specifying the emergency inspection
When the operator touches the screen with the head photographing designation switch SW2, the imaging region designation unit 25 detects that the imaging region is the head, and the emergency photographing mode instruction unit 27.
Detects that the camera is in the emergency shooting mode, and the display imaging condition selection unit 28 determines whether the head is
Only the emergency preset conditions are selected and read from the imaging condition registration unit 23, and only the read emergency preset condition (title) EP is displayed in a list on the screen of the operation monitor 15. One emergency preset condition EP listed on the screen of the operation monitor 15 is displayed.
Is in a selected state (a state in which the cursor is set) by, for example, black and white inverted display.

[Step S5] The operator is in a state where one emergency preset condition EP listed on the imaging condition display screen P2 shown in FIG. 4 is selected (a state where the cursor is set). Touch the screen of the setup switch SW3. By doing so, the emergency preset condition on the imaging condition display screen P2 is selected and executed as the imaging condition.

[Step S6] The X-ray imaging mechanism 3 performs an imaging operation in accordance with the emergency preset condition, collects X-ray detection data, and stores it in the detection data memory 19 one after another.

[Step S7] Based on the X-ray detection data stored in the detection data memory 19, an image reconstruction process is performed in the image reconstruction unit 20, and finally an X-ray CT image is created and the image monitor 22 Will be displayed on the screen.

In the case of normal shooting (non-emergency shooting),
In step S3, when the screen switch SW2 for designating the head image is touched on the screen without touching the screen switch SW1 for specifying an emergency examination in the screen P1 for patient information, the screen is changed to the screen P2 for displaying the imaging condition shown in FIG. A screen P3 for displaying an imaging condition as shown in FIG. On the imaging condition display screen P3, all (for example, four in FIG. 5) imaging preset conditions (titles) NP1 to NP4 registered with respect to the head are displayed in a list. The operator operates the imaging condition display screen P
When the cursor switch SW4 is touched on the screen to select an appropriate one of the four imaging preset conditions displayed in 3 on the screen, and the setup switch SW3 is touched on the screen, the imaging condition is executed.

Next, the process for registering the preset conditions for imaging before the actual photographing will be described in detail. The imaging preset condition to be set is, for example, a case where the imaging region is the head.

First, when the user touches the head photographing designation switch SW2 on the patient information screen P1 shown in FIG.
Is displayed as shown in FIG. When the condition setting switch SW11 on the image pickup condition display screen P3 is touched on the screen, the screen is switched to the first image pickup condition input screen P4 as shown in FIG. First imaging condition input screen P4
For example, for the imaging preset condition NP1,
After inputting necessary data such as the number of X-ray CT images to be acquired and the thickness of the slice using the console 14 or the operation monitor 15, the user touches the tab switch SW6 on the first imaging condition input screen P4. Then, as shown in FIG. 7, the screen is switched to the second imaging condition input screen P5.

After inputting necessary data also on the second imaging condition input screen P5, the basic setting switch SW7 is touched on the screen, and as shown in FIG.
6 and input necessary data. For example, when an imaging preset condition is set as an emergency preset condition,
Touch the emergency designation on switch SW8 on the screen to designate the emergency preset condition. When the condition is not the emergency condition but the normal (non-emergency) condition, the user touches the emergency designation off switch SW9 on the screen to designate the normal (non-emergency) imaging preset condition.

Subsequently, the set switch SW10 on the basic setting screen P6 is touched on the screen to switch to a preset registration screen (not shown). After confirming that the display contents are correct, the preset registration screen ( When the setup switch in (not shown) is touched on the screen, the preset condition is registered in the imaging condition registration unit 23. Of course, if the emergency designation on switch SW8 is touched on the screen, it is registered as an emergency preset condition. The emergency preset condition EP shown in FIG. 4 and the imaging preset conditions NP2 to NP4 shown in FIG. 5 are registered in the same procedure as described above.

As described in detail above, the X-ray CT of the embodiment
According to the device, a specific one is designated as an emergency preset condition when the imaging preset condition is registered in advance, and in the case of emergency shooting, from among a plurality of imaging preset conditions registered in advance, Only the emergency preset conditions for the designated imaging region are selected and displayed in a list, and the normal imaging preset conditions, that is, the non-emergency preset conditions, and the emergency preset conditions for the non-designated imaging region are preset from the list display target. Will be excluded,
The operator can quickly find the desired emergency preset condition, and can select and execute the imaging condition at the time of emergency imaging accurately and promptly.

Further, according to the apparatus of the embodiment, since the apparatus is configured as an X-ray CT apparatus, an X-ray CT image having remarkable utility for a doctor's diagnosis is finally obtained as a medical image.

The present invention is not limited to the above embodiment, but can be modified as follows. (1) In the above-described embodiment, in the case of emergency imaging, when an instruction of an imaging region and an emergency imaging mode is received, only the emergency preset conditions corresponding to the imaging region are displayed in a list. The emergency preset condition for each imaging region may be displayed in a list by only receiving the mode instruction. In this case, the emergency preset condition is displayed so as to be able to recognize which imaging region corresponds to which emergency preset condition.

(2) In the above-described embodiment, when emergency shooting is to be performed, only the emergency preset conditions are displayed in a list as shown in FIG. If the image pickup preset condition of (emergency) is displayed so as to be sufficiently recognizable and recognizable, the normal (non-emergency) image pickup preset condition and the emergency preset condition are displayed in parallel on the same screen. May be. For example, the emergency preset conditions are displayed at the top of the list, and the normal (non-emergency) imaging preset conditions are displayed at a lower level, or the emergency preset conditions are initially displayed in black and white inverted. It is possible to adopt various identification and recognition methods, such as selecting the emergency preset condition, blinking only the emergency preset condition, and the like.

(3) In the above-described embodiment, when emergency photographing is to be performed, only the emergency preset conditions are displayed in a list as shown in FIG. 4, but the emergency preset conditions are simply displayed. For example, a display other than the list display may be adopted.

(4) In the above-described embodiment, the patient information screen P1 shown in FIG. 3 and the imaging condition display screen P2 for emergency imaging shown in FIG. 4 are not displayed at the same time. The patient information screen P1 shown in FIG. 3 and at least the emergency preset conditions of the imaging condition display screen P2 at the time of emergency imaging shown in FIG. 4 may be displayed in parallel at the same time. May be. In this case, there is no need to switch and display the patient information screen P1 shown in FIG. 3 and the imaging condition display screen P2 for emergency imaging shown in FIG. 4, so that the emergency preset condition is selected and executed more quickly. it can.

(5) In the above-described embodiment, the input operation by touching the screen on the operation monitor 15 is performed. However, the input operation performed on the operation monitor 15 may be performed by clicking the screen using the console 14 or a mouse. Good.

(6) In the above embodiment, an X-ray CT apparatus is described as an example. However, the medical diagnostic apparatus according to the present invention is not limited to an X-ray CT apparatus.
The present invention is also applicable to various devices that do not use X-rays, such as an I device.

[0054]

As described in detail above, according to the medical diagnostic apparatus of the first aspect, in the case of emergency imaging, the emergency imaging mode instructing means receives an emergency imaging instruction from the operator and sets the emergency imaging mode. The imaging condition selection means selects an emergency preset condition from among a plurality of imaging preset conditions registered in advance in the imaging condition registration means and causes the display means to display the emergency preset condition. This makes it possible to quickly find an emergency preset condition to be performed, and to select and execute an imaging condition at the time of emergency shooting accurately and promptly.

According to the medical diagnostic apparatus of the second aspect of the present invention, when a plurality of imaging preset conditions are registered in advance in the imaging condition registration means, the plurality of imaging preset conditions are designated by the emergency imaging condition designation means. Since a specific one of them is designated as an emergency preset condition, a specific one of a plurality of imaging preset conditions can be designated as an emergency preset condition and registered in the imaging condition registration means.

According to the medical diagnostic apparatus of the present invention, an emergency preset condition corresponding to a designated imaging region is selected and displayed from a plurality of preset imaging conditions registered in advance. Is displayed, the operator can more quickly find the target emergency preset condition corresponding to the imaging region.

Further, according to the medical diagnostic apparatus of the fourth aspect of the present invention, since the medical diagnostic apparatus is configured as an X-ray CT apparatus, an X-ray CT image which is finally useful for a doctor's diagnosis is a medical image. Is obtained as

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating an overall configuration of an X-ray CT apparatus according to an embodiment.

FIG. 2 is a flowchart illustrating a process at the time of executing emergency shooting in the embodiment.

FIG. 3 is a schematic diagram showing a patient information screen at the time of emergency imaging of an operation monitor of the embodiment device.

FIG. 4 is a schematic diagram showing an imaging condition display screen at the time of emergency imaging on an operation monitor of the embodiment device.

FIG. 5 is a schematic diagram showing a screen for displaying imaging conditions at the time of non-emergency imaging on an operation monitor of the embodiment device.

FIG. 6 is a schematic diagram illustrating a first imaging condition input screen of an operation monitor of the apparatus according to the embodiment.

FIG. 7 is a schematic diagram illustrating a second imaging condition input screen of the operation monitor of the example apparatus.

FIG. 8 is a schematic view showing a basic setting screen of an operation monitor of the apparatus according to the embodiment.

FIG. 9 is a schematic diagram showing an X-ray imaging mechanism of a conventional X-ray CT apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... X-ray tube 2 ... X-ray detector 15 ... Operation monitor 17 ... Data processing part 20 ... Image reconstruction part 22 ... Image monitor 23 ... Imaging condition registration part 24 ... Imaging condition display control part 25 ... Imaging part designation Unit 26: Emergency imaging condition specifying unit 27: Emergency imaging mode instruction unit 28: Display imaging condition selection unit M: Subject

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 4C093 AA22 CA16 CA18 EE01 FA13 FA42 FA44 FG04 4C096 AB37 AB39 AD07 BB31 BB40 DD08

Claims (4)

[Claims] An imaging condition registration unit for registering a plurality of imaging preset conditions in advance; an imaging condition display control unit for displaying a predetermined imaging preset condition registered in the imaging condition registration unit on a display unit; Receiving an emergency imaging instruction in a medical diagnostic apparatus including: a medical image imaging unit that obtains medical image creation data in accordance with an imaging preset condition selected and executed from among the imaging preset conditions displayed on the display unit. Emergency shooting mode instructing means for instructing an emergency shooting mode, and display imaging condition selecting means for selecting an emergency preset condition from the imaging condition registering means and displaying on the display means when an instruction for the emergency shooting mode is received. A medical diagnostic apparatus comprising: 2. An emergency imaging condition specifying unit according to claim 1, wherein a specific condition among the imaging preset conditions registered in said imaging condition registration unit is specified as an emergency preset condition. A medical diagnostic apparatus comprising: 3. The medical diagnostic apparatus according to claim 1, further comprising: an imaging part specifying unit that specifies an imaging part when an imaging part of the subject is specified, wherein the imaging condition registration unit includes It is configured to register the emergency preset condition of each of the imaging preset conditions in a form associated with at least the imaging region, and the display imaging condition selection unit sets the emergency preset condition corresponding to the designated imaging region. A medical diagnostic apparatus characterized in that the medical diagnostic apparatus is configured to be selected and displayed on the display means. 4. The medical diagnostic apparatus according to claim 1, wherein the medical image capturing unit includes an X
X-ray detection data output from the X-ray detector with X-ray irradiation by the X-ray tube is configured to be obtained as data for creating an X-ray CT image as a medical image,
A medical diagnostic apparatus comprising an image reconstruction processing means for performing image reconstruction processing for creating an X-ray CT image based on X-ray detection data, and configured as an X-ray CT apparatus.