JP5454401B2 - X-ray equipment - Google Patents

Description

  The present invention relates to a medical X-ray imaging apparatus that images a patient using X-rays, and more particularly to an X-ray imaging apparatus that displays a captured image obtained by X-ray imaging on a display unit.

  In such an X-ray imaging apparatus, when storing an X-rayed image, as a management method, patient data such as a patient's name and ID number, date of birth, sex, or examination information is stored in a database. And the image data consisting of the patient's captured image is stored as a separate file. The patient data and the image data are associated with each other by link information such as an address of the image data. When reading an image of a specific patient, link data serving as link information is used from the patient data database. Thus, necessary image data is read (see Patent Document 1).

  In addition, in the heat treatment apparatus, a configuration is also proposed in which a patient ID is registered at the time of treatment, and a simulation is performed after confirming whether or not the patient ID and the patient ID included in the image data match (patent). Reference 2).

JP 2009-11721 A JP 2002-17743 A

As described in Patent Document 1, patient data composed of a plurality of types of patient information such as a patient's name and date of birth, and image data composed of captured images of the patient are separately stored, and these are stored as patient data. in case of storing the link information in which consist image address, etc. in association with the link data with the image data, and if the patient data and the image data is not linked correctly, the image data due to noise or malfunction that occurs when writing data If incorrect link information is recorded in the data, or if erroneous link information is read due to noise or malfunction that occurs during data reading, there is no means to report the error, so incorrect image information A diagnosis or the like will be made based on this.

  In addition, in the heat treatment apparatus described in Patent Document 2, the patient data and the image data described in Patent Document 1 are not associated with link information such as an address. There is no problem. Moreover, in the heat treatment apparatus described in Patent Document 2, the confirmation process of patient data is executed by registering the patient ID in the treatment mode.

  The present invention has been made to solve the above-described problem, and provides an X-ray imaging apparatus capable of reading out correct image data corresponding to a patient and preventing misdiagnosis and erroneous treatment. The purpose is to provide.

  The invention according to claim 1 is an X-ray imaging apparatus for displaying a captured image obtained by X-ray imaging on a display unit, patient data composed of a plurality of types of patient information, image data composed of a patient captured image, A storage unit storing link data composed of link information between the patient data and the image data; and patient information adding means for adding at least one of the patient information constituting the patient data to the image data. Comparing means for comparing patient information added to the image data and corresponding patient information in the patient data when the image data is read based on the patient data and the link data; and the comparing means If the patient information added to the image data compared by the above and the corresponding patient information in the patient data do not match, the patient information matches. Characterized by comprising a notification means for notifying that no.

  According to a second aspect of the present invention, in the first aspect of the invention, the patient information adding unit embeds the patient information in a pixel region in the image data.

  The invention according to claim 3 is the invention according to claim 2, wherein the patient information adding means captures the patient information displayed on the display unit at the time of X-ray imaging, and the captured patient information is Embed in the pixel area in the image data.

  The invention according to claim 4 excludes patient information embedded in a pixel area in the image data when displaying a photographed image obtained by X-ray photography on the display unit in the invention according to claim 2. An image processing unit for displaying on the display unit in a state of being displayed.

  According to a fifth aspect of the present invention, in the invention according to any one of the first to fourth aspects, the informing means includes the patient information added to the image data compared by the comparing means and the patient data. When the corresponding patient information does not match, error information is displayed to notify that the patient information does not match.

  According to a sixth aspect of the present invention, in the invention according to any one of the first to fourth aspects, the informing means includes the patient information added to the image data compared by the comparing means and the patient data. If the corresponding patient information does not match, the read image data is not displayed to notify that the patient information does not match.

  According to a seventh aspect of the present invention, in the invention according to any one of the first to fourth aspects of the present invention, the notifying unit includes the patient information added to the image data compared by the comparing unit and the patient data. When the corresponding patient information does not match, the patient information added to the read image data is displayed to notify that the patient information does not match.

  According to the first aspect of the present invention, the image data not corresponding to the patient is read out by the action of the comparing means for comparing the patient information added to the image data and the corresponding patient information in the patient data. Since this can be notified in some cases, it is possible to prevent misdiagnosis and wrong treatment.

  According to the invention described in claim 2, since the patient information is embedded in the pixel area in the image data, the patient information is handled in the same manner as the pixel in the image data, and this patient information is deleted from the image data. This can be prevented.

  According to the third aspect of the present invention, since the patient information obtained by capturing the patient information displayed on the display unit during the X-ray imaging is embedded in the pixel area, the information confirmed by the operator to the patient at the time of the X-ray imaging is obtained. It is possible to embed in the pixel area. For this reason, the embedded data itself becomes more accurate, and it is possible to more reliably prevent misdiagnosis and erroneous treatment.

  According to the fourth aspect of the present invention, when the captured image obtained by X-ray imaging is displayed on the display unit, the display is performed on the display unit in a state where the patient information embedded in the pixel area in the image data is excluded. As a result, only the captured image can be accurately displayed on the display unit.

  According to the fifth aspect of the present invention, when image data not corresponding to a patient is read out, this can be notified by an error display.

  According to the sixth aspect of the present invention, when image data not corresponding to a patient is read, it is possible to notify the user by not displaying the image data.

  According to the seventh aspect of the present invention, when image data that does not correspond to a patient is read, it is possible to notify this by displaying patient information added to the read image data. It becomes.

1 is a schematic diagram of an X-ray imaging apparatus according to the present invention. It is explanatory drawing which shows the relationship between patient data and image data. It is a flowchart which shows the X-ray imaging operation | movement by the X-ray imaging apparatus which concerns on this invention. It is explanatory drawing which shows the relationship between the display image displayed on the display part 9, and the image data to which patient information was added. 3 is a flowchart showing a display operation by the X-ray imaging apparatus according to the present invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a schematic diagram of an X-ray imaging apparatus according to the present invention.

  The X-ray imaging apparatus includes a table 3 on which a patient 4 is placed, an X-ray tube 1, a high voltage generator 5 that controls a tube voltage applied to the X-ray tube 1, and an X-ray detector. The control unit 6 includes a flat panel detector 2, an image processing unit 61, a patient information addition unit 62, and a comparison unit 63, a storage unit 7 such as a hard disk, an input unit 8 such as a keyboard, and a CRT. And a display unit 9.

  The X-ray imaging apparatus emits X-rays from the X-ray tube 1 toward the patient 4 on the table 3, detects the X-rays that have passed through the patient 4 by the flat panel detector 2, and an image processing unit in the control unit 6. The X-ray detected in 61 is subjected to image processing, the image-processed X-ray image is stored in the storage unit 7, and the stored X-ray image is displayed on the display unit 9.

  Further, in this X-ray imaging apparatus, patient data including patient information such as a patient's name and ID number, date of birth, sex or examination information is input using the input unit 8 at the time of X-ray imaging. Is done. The input patient data is stored in the storage unit 7. And this patient data and the image data which consist of the X-ray image which image | photographed the patient are linked using link information, such as an address of image data. Link data including link information between the patient data and the image data is also stored in the storage unit 7.

  FIG. 2 is an explanatory diagram showing the relationship between patient data and image data.

  Each patient data includes a plurality of types of patient information such as a patient's name, ID number, date of birth, sex, or examination information. Each image data includes a header indicating image data information and a pixel area indicating a captured image of the patient 4. The address of this image data is described in the header of each image data. Each patient data includes an address of each image data. The address of each image data is link information indicating a link relation between patient data and image data, and each image data is read based on link data including the link information.

  Next, an X-ray imaging operation by this X-ray imaging apparatus will be described. FIG. 3 is a flowchart showing an X-ray imaging operation by the X-ray imaging apparatus according to the present invention.

  Prior to performing X-ray imaging, patient information is input (step S11). As shown in FIG. 2, this patient information is, for example, the patient's name and ID number, date of birth, sex, or examination information. Each patient information is input by the operator using the input unit 8. Also, some patient information is input by taking information such as a medical examination ticket online. Such patient information is stored in the storage unit 7 as patient data.

  The patient information constituting the patient data is displayed on the display unit 9 (step S12). The operator reads out the name, date of birth, and the like of the patient 4 in the patient information, thereby confirming that there is no misidentification for the patient 4 performing X-ray imaging. Then, after the patient 4 is confirmed, the patient information adding unit 62 in the control unit 6 captures at least one region of the patient information displayed on the display unit 9, for example, a region where the patient name is displayed. (Step S13).

  When the above preparation process is completed, X-ray imaging is performed (step S14). And a picked-up image is displayed on the display part 9 (step S15). Thereafter, the patient information adding unit 62 adds the patient information acquired by the capture to the captured image data (step S16).

  FIG. 4 is an explanatory diagram showing the relationship between the display image displayed on the display unit 9 in step S12 and the image data to which patient information is added.

  As described above, the patient information adding unit 62 captures at least one patient information in the patient data displayed on the display unit 9. In this embodiment, the patient's name part of the patient data displayed on the display unit 9 is captured. The name of the patient 4 as the patient information is converted into text data or the like and then embedded in the pixel area in the image data.

  As described above, this image data includes a header and a pixel area. The pixel area is composed of, for example, 1024 × 1024 image data. Therefore, for example, the capacity of one line at the bottom of the pixel area is 2048 bytes. The patient name is added to the image data by overwriting and embedding the patient name as the captured patient information in this 2048-byte area.

  Next, an operation for displaying an X-ray image or the like by the X-ray imaging apparatus will be described. FIG. 5 is a flowchart showing a display operation by the X-ray imaging apparatus according to the present invention.

  First, the operator uses the input unit 8 or the like to select an image to be displayed from the patient data shown in FIG. 2 (step S21). When the displayed image is selected, the image data is read based on the patient data and the address of the image that is the link data (step S22).

  Then, the comparison unit 63 in the control unit 6 compares the patient information added to the image data with the corresponding patient information in the patient data (step S23). In this embodiment, the patient name acquired by capture is selected as the patient information. For this reason, the comparison unit compares the patient name added to the image data with the patient name in the patient data.

  When the patient information added to the image data matches the corresponding patient information in the patient data (step S24), the selected image is displayed on the display unit 9 (step S25). In this case, the image processing unit 61 in the control unit 6 displays the captured image on the display unit 9 in a state where the patient information embedded in the pixel region is excluded from the pixel region data in the image data. For this reason, only the captured image can be accurately displayed on the display unit 9.

  On the other hand, when the patient information added to the image data does not match the corresponding patient information in the patient data (step S24), no image is displayed on the display unit 9. And the control part 6 alert | reports that patient information does not correspond by displaying error information on the display part 9 (step S26). In addition, the patient information added to the read image data is displayed on the display unit 9 to notify that the patient information does not match (step S27). In this case, in this embodiment, the names of different patients are displayed on the display unit.

  Thus, in this X-ray imaging apparatus, when the patient information added to the image data and the corresponding patient information in the patient data do not match, no image is displayed, error display is performed, and By displaying non-corresponding patient information given to image data, it is possible to prevent image data not corresponding to a patient from being read and misdiagnosis or wrong treatment being performed by the three types of correspondences. It becomes possible.

  In the embodiment described above, patient information is added to the image data by embedding patient information in the pixel area in the image data. However, an area for recording patient information is added separately from the pixel area. Patient information may be added to the image data by recording patient information in the area.

  In the above-described embodiment, the patient information displayed on the display unit 9 is captured, and the patient information acquired by the capture is embedded in the pixel area in the image data. The patient information may be input using and the patient information may be added to the image data.

  Furthermore, in the above-described embodiment, when comparing the patient information added to the image data with the corresponding patient information in the patient data, the patient's name is used as the patient data. You may make it confirm by comparing several patient data like patient ID.

DESCRIPTION OF SYMBOLS 1 X-ray tube 2 Flat panel detector 3 Table 4 Patient 5 High voltage generation part 6 Control part 7 Memory | storage part 8 Input part 9 Display part 61 Image processing part 62 Patient information addition part 63 Comparison part

Claims (7)

In an X-ray imaging apparatus that displays a radiographed image on a display unit
A storage unit storing patient data composed of a plurality of types of patient information, image data composed of captured images of the patient, and link data composed of link information between the patient data and the image data;
Patient information adding means for adding at least one of the patient information constituting the patient data to the image data;
Comparison means for comparing patient information added to the image data and corresponding patient information in the patient data when reading the image data based on the patient data and the link data;
Informing means for informing that patient information does not match when patient information added to the image data compared by the comparing means and corresponding patient information in the patient data do not match;
An X-ray imaging apparatus comprising: The X-ray imaging apparatus according to claim 1,
The patient information adding unit is an X-ray imaging apparatus that embeds the patient information in a pixel region in the image data. The X-ray imaging apparatus according to claim 2,
The patient information adding means captures patient information displayed on the display unit during X-ray imaging, and embeds the captured patient information in a pixel area in the image data. The X-ray imaging apparatus according to claim 2,
An X is provided with an image processing unit for displaying on the display unit in a state in which patient information embedded in a pixel area in the image data is excluded when displaying a captured image obtained by X-ray imaging on the display unit. X-ray equipment. The X-ray imaging apparatus according to any one of claims 1 to 4,
When the patient information added to the image data compared by the comparing means and the corresponding patient information in the patient data do not match, the notifying means displays the error information, so that the patient information does not match X-ray imaging apparatus for informing the user. The X-ray imaging apparatus according to any one of claims 1 to 4,
The notifying means does not display the read image data when the patient information added to the image data compared by the comparing means and the corresponding patient information in the patient data do not match, thereby matching the patient information. An X-ray imaging apparatus that informs the user of no action. The X-ray imaging apparatus according to any one of claims 1 to 4,
The informing means displays the patient information added to the read image data when the patient information added to the image data compared by the comparing means does not match the corresponding patient information in the patient data. To notify that patient information does not match.

Images