WO2006006567A1 - 放射線画像撮影システム、放射線画像撮影用プログラム及び放射線画像撮影方法 - Google Patents
放射線画像撮影システム、放射線画像撮影用プログラム及び放射線画像撮影方法 Download PDFInfo
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- WO2006006567A1 WO2006006567A1 PCT/JP2005/012779 JP2005012779W WO2006006567A1 WO 2006006567 A1 WO2006006567 A1 WO 2006006567A1 JP 2005012779 W JP2005012779 W JP 2005012779W WO 2006006567 A1 WO2006006567 A1 WO 2006006567A1
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B42/00—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means
- G03B42/02—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means using X-rays
Definitions
- Radiographic imaging system radiographic imaging program and radiographic imaging method
- the present invention relates to a radiographic imaging system, a radiographic imaging program, and a radiographic imaging method for detecting a radiographic image by radiography with a radiographic image detector.
- a radiation image corresponding to the transmitted dose of a subject is obtained by irradiating a subject such as a human body with radiation from a radiation source such as X-rays or ⁇ -rays for medical examinations or the like.
- a radiation source such as X-rays or ⁇ -rays for medical examinations or the like.
- imaging that converts the wavelength into the photosensitive wavelength range of the light receiving unit with a wavelength converter such as a fluorescent screen according to the transmitted dose of the subject, converts it into an electrical signal with the light receiving element, and obtains image information as electrical information
- An apparatus is known (see Patent Document 1 below).
- an imaging device is configured in a flat panel shape similar to a radiographic imaging force set, it is also called an FPD (Flat Panel Detector) as a kind of radiation image detector.
- Patent Document 1 Japanese Patent Laid-Open No. 11-345956
- Patent Document 2 Japanese Patent Laid-Open No. 2000-245719
- the present invention provides a radiography target to be released and a subject. It is an object of the present invention to provide a radiographic imaging system, a radiographic imaging program, and a radiographic imaging method capable of correctly associating a radiation image detector. Means for solving the problem
- a plurality of radiation image detectors for detecting a radiation image of a patient by radiography
- a control device that is connectable to the plurality of radiation image detectors and receives radiation image information from the plurality of radiation image detectors;
- the control device sends the subject information of the patient to an input unit that inputs subject information of the patient and a radiological image detector selected from the plurality of radiological image detectors to detect the radiographic image of the patient.
- An output unit
- Each of the plurality of radiation image detectors includes an information receiving unit for receiving information from the outside, a notification unit for notifying information to the outside, and sending the detected radiation image information to the control device.
- An image output unit for transmitting information to the outside to the control device.
- the notification unit notifies that the subject information has been received.
- FIG. 1 is a schematic diagram for explaining a state in which a radiographic image detector that performs radiography with a control device in a radiographic image capturing system according to the present invention is selected.
- FIG. 2 is a perspective view of the radiation image detector of FIG.
- FIG. 3 is a diagram showing a circuit configuration of the radiation image detector of FIG. 2.
- FIG. 4 is a partial cross-sectional view of the imaging panel in FIG.
- FIG. 5 is a diagram schematically showing a radiographic imaging system that performs radiography with the radiographic detector selected in FIG. 1.
- FIG. 6 is a block diagram schematically showing the radiographic image capturing system of FIG. 1.
- FIG. 7 Each step of the radiographic imaging method by the radiographic imaging system of the first embodiment. 5 is a flowchart for explaining steps S101 to S110.
- FIG. 8 is a flowchart for explaining steps S111 to S122 of another radiographic imaging method by the radiographic imaging system of the first embodiment.
- FIG. 9 is a diagram showing a circuit configuration of a radiation image detector composed of an imaging panel including a photoelectric conversion element made of organic matter.
- FIG. 10 is a partial cross-sectional view of the imaging panel of FIG.
- FIG. 11 is a modification of the schematic diagram of FIG.
- FIG. 12 is a flowchart for explaining steps S201 to S213 of the radiographic image capturing method by the radiographic image capturing system of the second embodiment.
- FIG. 13 is a flow chart for explaining steps S301 to S312 of the radiographic image capturing method by the radiographic image capturing system of the third embodiment.
- FIG. 14 is a flowchart for explaining steps S311 to S324 of another radiographic image capturing method by the radiographic image capturing system of the third embodiment.
- FIG. 15 is a flowchart for explaining steps S 401 to S 413 of the radiographic image capturing method by the radiographic image capturing system of the fourth embodiment.
- FIG. 16 is a flowchart for explaining steps S421 to S431 of another radiographic image capturing method by the radiographic image capturing system of the fourth embodiment.
- FIG. 17 is a flowchart for explaining steps S501 to S510 of the radiographic image capturing method by the radiographic image capturing system of the fifth embodiment.
- FIG. 18 is a flowchart for explaining steps S511 to S522 of another radiographic image capturing method by the radiographic image capturing system of the fifth embodiment.
- the radiographic image capturing system is connectable to a plurality of radiographic image detectors that detect radiographic images obtained by radiography on a subject, and the radiographic image detectors. And a control device that receives radiation image information from each radiation image detector, wherein the control device is configured to input subject information.
- Means for associating a radiographic image generated by the radiographic image detector with the corresponding subject information, and the radiographic image detector is a radiographic image detector that receives the corresponding signal from the control device and corresponds to the radiographic image detector. It is characterized by providing a notification means for notifying that.
- a correspondence signal in which subject information input to the control device and a radiographic image detector are associated with each other before capturing the radiographic image is sent from the control device to the radiation image detector. Since the radiological image detector is notified that the radiographic image detector is the corresponding radiographic image detector by receiving the correspondence signal by the notification means, the subject subject and the radiographic image detector can be accurately associated with each other, and the generated radiation It is possible to accurately associate images with subject information.
- Another radiographic imaging system is connectable to a plurality of radiographic image detectors that detect radiographic images obtained by radiography of a subject, and the radiographic image detectors.
- a control device for receiving radiological image information from a detector comprising: means for receiving subject information from the outside; and one of the received subject information and the plurality of radiographic image detectors.
- Correspondence means means for sending a correspondence signal to the radiation image detector corresponding to the subject information, and means for associating the radiation image generated by the radiation image detector with the corresponding subject information.
- the radiological image detector includes notification means for receiving the corresponding signal from the control device and notifying that it is a corresponding radiographic image detector. It is characterized in.
- a correspondence signal in which subject information received from the outside by the control device before capturing of a radiographic image is associated with the radiographic image detector is sent from the control device to the radiographic image detector. Since the radiological image detector receives a corresponding signal from the notification means and is notified that it is a corresponding radiographic image detector, the target subject and the radiographic image detector can be accurately associated with each other, and the generated radiation is detected. Images can be accurately associated with subject information.
- the notifying means displays a display unit that can display the subject information, a lighting unit that lights or blinks, and a voice generator that utters a subject name or sound. It is preferable that at least one of the departments is out of alignment.
- the response means can be configured to correspond to the subject selected by the control device by selecting a radiation image detector by the control device.
- the radiation image detector is a force set type, even if there are many force set type radiation image detectors, the subject to be radiographed and the radiation image detector are accurately associated with each other. So, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the radiographic image capturing program detects a radiographic image obtained by radiographic imaging of a subject and receives a response signal. When receiving a response signal, the radiographic image detector power that displays a response is received.
- a program for a computer included in the control device the step of inputting subject information, the step of associating the subject information with the radiological image detector before taking a radiographic image, and the subject to be imaged Sending the corresponding signal to the corresponding radiographic image detector, and associating the radiographic image received from the radiographic image detector with the subject information after the radiographic image is captured. It is a program.
- a correspondence signal that associates the subject information input to the control device with the radiographic image detector before capturing the radiographic image is sent from the control device to the radiographic image detector. Since the fact is displayed by the radiographic image detector, the target subject and the radiographic image detector can be accurately associated with each other, and the generated radiographic image can be accurately associated with the subject information.
- Another radiographic image capturing program detects a radiographic image obtained by radiography of a subject, and displays a response to the radiographic image information from the radiographic image detector when a corresponding signal is received.
- a step of associating the subject information with a radiation image detector before capturing a radiation image, and a subject to be imaged Sending a corresponding signal to the radiation image detector corresponding to the radiation image;
- a correspondence signal in which object information received before capturing a radiographic image is associated with the radiographic image detector is sent from the control device to the radiographic image detector, and the radiation image detector is detected. Since the fact is displayed by the image detector, the target subject and the radiographic image detector can be accurately associated with each other, and the generated radiographic image can be accurately associated with the subject information.
- the associating step in the radiographic image capturing program corresponds to the subject selected by the control device by selecting a radiographic image detector by the control device.
- the radiographic image capturing method is a radiographic image capturing method in which a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and a radiographic image information is received from the radiographic image detector by a control device.
- Associating the subject information with the subject information is a radiographic image capturing method in which a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and a radiographic image information is received from the radiographic image detector by a control device.
- a corresponding signal in which the subject information input before radiographic image capturing is associated with the radiographic image detector is sent to the radiographic image detector to display the fact.
- the target subject and the radiation image detector can be accurately associated with each other, and the generated radiation image can be accurately associated with the subject information.
- Another radiographic imaging method is a radiographic image in which a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and a control device receives radiographic image information from the radiographic image detector.
- An imaging method comprising: a step of receiving subject information; a step of associating the subject information with a radiological image detector before radiographic imaging; and a radiographic image detector corresponding to the subject to be radiographed.
- a step of sending a corresponding signal, a step of displaying that the radiological image detector that has received the corresponding signal corresponds, and a radiographic image generated by the radiological image detector after taking the radiographic image, and the generated radiographic image Associating the subject information with the subject information.
- the corresponding signal in which the subject information received before capturing the radiographic image is associated with the radiographic image detector is sent to the radiographic image detector and the fact is displayed.
- the subject and the radiation image detector can be accurately associated with each other, and the generated radiation image can be accurately associated with the subject information.
- the step of associating with each of the radiographic image capturing methods described above is adapted to correspond to the subject selected by the control device by selecting a radiographic image detector by the control device. Monkey.
- the radiation image detector is a force set type
- the subject to be radiographed and the radiation image detector are accurately associated with each other. So, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the radiation image capturing system the radiation image capturing program, and the radiation image capturing method of the present embodiment, it is possible to accurately associate the subject to be subjected to radiation capturing with the radiation image detector.
- the generated radiation image can be accurately associated with subject information.
- the radiographic image capturing system is connectable to a plurality of radiographic image detectors that detect radiographic images obtained by radiography on a subject, and the radiographic image detectors.
- a control device that receives radiation image information from each radiation image detector, the control device receiving a plurality of subject information from outside, each received subject information and the plurality of radiation images.
- Corresponding means for associating any of the detectors, means for storing the association information, and the radiological image detector corresponding to the subject selected from a plurality of subjects are stored in the stored correspondence. Based on information!
- a plurality of externally received subject information and a radiographic image detector are associated with each other before radiographic imaging, and the subject is identified based on the stored association information.
- Select the corresponding radiation image detector and send a corresponding signal to the selected radiation image detector.
- the radiation image detector receives the corresponding signal by the notification means and notifies that it is a corresponding radiation image detector. Therefore, even when there are many subjects such as patients to be radiographed, it is possible to accurately associate the subjects such as patients with the radiographic image detector, and accurately generate the generated radiographic image as subject information. Can be associated.
- the notifying unit is at least one of a display unit that can display the subject information, a lighting unit that lights and blinks, and a sound generation unit that utters a subject name and sound. Is preferred to be.
- the correspondence means is made to respond by automatically selecting a radiation image detector based on at least one of subject information and imaging information.
- the transmission source of the plurality of subject information can be configured to be at least V, or shift, from the examination room, reception, and imaging room.
- V or shift
- the radiation image detector is a force set type
- even if there are a number of force set type radiation image detectors a large number of subjects to be radiographed and the radiation image detector can be accurately identified. Because it can be matched, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the program according to the present embodiment includes a control device that detects a radiographic image obtained by radiographic imaging of a subject and receives radiation image information from a radiographic image detector that displays a corresponding signal when a corresponding signal is received.
- a program for a computer comprising: receiving a plurality of subject information from outside; and Associating a plurality of subject information with a radiation image detector, storing the correspondence information, and storing the radiation image detector corresponding to a subject selected from a plurality of subjects as the stored correspondence.
- a step of selecting based on the attached information, a step of sending a corresponding signal to the selected radiographic image detector, and a radiographic image received from the radiographic image detector after taking the radiographic image A radiographic imaging program for causing the computer to execute a step of associating with information.
- this radiographic image capturing program a plurality of subject information received by an external force and the radiographic image detector are associated with each other before the radiographic imaging, and the subject is based on the stored association information.
- the radiological image detector corresponding to the selected radiographic image detector is selected, a corresponding signal is sent to the selected radiographic image detector, and a message indicating that the corresponding radiographic image detector receives the corresponding signal is displayed. Even if there are a large number of subjects, the subject such as a patient can be accurately associated with the radiation image detector, and the generated radiation image can be accurately associated with the subject information.
- the step of associating in the radiographic image capturing program is performed by automatically selecting a radiographic image detector based on at least one of subject information and radiographing information. .
- the transmission source of the plurality of subject information may be at least one of the examination room, reception, and imaging room.
- the radiographic image capturing method is a radiographic image capturing method in which a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and the control device receives the radiographic image information from the radiographic image detector.
- a step of displaying that the radiological image detector that has received the correspondence signal is compatible, and the radiological image detector after taking a radiographic image Generating a radiation image and associating the generated radiation image with the subject information.
- this radiographic imaging method a plurality of externally received subject information and a radiographic image detector are associated with each other before the radiographic imaging, and the subject is selected based on the stored association information.
- the corresponding radiographic image detector is selected, a corresponding signal is sent to the selected radiographic image detector, and a message indicating that the radiographic image detector receiving the corresponding signal is compatible.
- a subject such as a patient can be accurately associated with a radiation image detector, and the generated radiation image can be accurately associated with subject information.
- the step of associating is preferably performed by automatically selecting a radiographic image detector based on at least one of subject information and imaging information. .
- the transmission source of the plurality of subject information may be at least one of the examination room, reception, and imaging room.
- the radiation image detector is a force set type
- there are a large number of subjects such as patients and even when there are a large number of radiation image detectors, the object to be radiographed and the radiation Since the image detector can be accurately associated with the image detector, there is no risk of mistakenly taking a radiological image detector that performs radiography of the subject.
- the object, the radiographic image detector, Can be accurately associated.
- the first radiographic imaging system is connectable to a radiographic image detector that detects a radiographic image obtained by radiography of a subject, and each of the radiographic image detectors described above.
- a control device that receives radiation image information from each of the radiation image detectors, wherein the radiation image detector includes means for sending a detector signal to the control device, and the control device inputs subject information. And the input object based on the detector signal sent from the radiation image detector.
- Correspondence means for associating a subject selected from body information with the radiation image detector; and means for associating a radiation image generated by the radiation image detector with the corresponding subject information.
- the subject to be imaged is selected from the subject information input before capturing the radiographic image and input to the control device, and the radiographic image detector detects the detector in the control device.
- the subject information selected based on the received detector signal and the radiographic image detector can be accurately associated with each other, and the radiographic image generated by the radiographic image detector after the radiographic image is captured Because it is associated with information, there is no risk of mistaken radiographic images and subjects.
- the second radiographic imaging system is connectable to a plurality of radiographic image detectors that detect radiographic images obtained by radiography of a subject and the radiographic image detectors, and the radiographic image detections And a control device for receiving radiation image information from a device, wherein the radiation image detector comprises means for sending a detector signal to the control device, and the control device comprises means for receiving subject information from the outside.
- Corresponding means for associating the subject selected from the received subject information with the radiation image detector based on the detector signal sent from the radiation image detector, and the radiation generated by the radiation image detector Means for associating an image with the corresponding subject information.
- a subject to be imaged is selected from subject information received from outside before capturing a radiographic image and input to the control device, and the radiographic image detector is connected to the control device.
- the radiographic image generated by the radiographic image detector after the radiographic image can be accurately correlated with the subject information selected based on the received detector signal and the radiographic image detector. Is associated with the subject information, so there is no risk of mistaken the subject with the radiographic image!
- the detector signal is preferably configured to be sent by turning on the power of the radiation image detector.
- the radiation image detector includes a switch that can be pressed to send the detector signal.
- the control device sends the associated subject information to the radiation image detector, and the radiation image detector is configured to perform the corresponding radiation image detector based on the associated subject information. It is preferable to provide a notification unit for informing that.
- the notification unit may be at least one of a display unit that can display the subject information, a lighting unit that lights or flashes, and a sound generation unit that utters a subject name or sound. preferable.
- the radiological image detector is a force set type
- the radio image detector can be accurately identified. Because it can be matched, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the first program detects a radiographic image obtained by radiography of a subject, and when receiving a corresponding signal, controls to receive radiographic image information from a radiographic image detector that displays the corresponding signal.
- a program for a computer included in the apparatus the step of inputting subject information, the step of selecting a subject to be imaged from the input object information before capturing a radiographic image, and inputting the subject to the control device; Receiving a detector signal from the radiation image detector; a step for associating the selected subject information with the radiation image detector based on the received detector signal; Associating the radiographic image received from the radiographic image detector with the subject information; It is a radiation imaging program for.
- the subject to be imaged is selected from the subject information input before the radiographic image is captured and input to the control device, and the radiographic image detector is controlled by the control device.
- the radio wave image detector can accurately associate the subject information selected on the basis of the received detector signal with the radiological image detector. Since the image is associated with the subject information, there is no risk that the captured radiographic image will be mistaken for the subject.
- the second program detects a radiographic image obtained by radiography of a subject and receives a response signal from a radiographic image detector that displays the response.
- a program for a computer included in a control device that receives radiographic image information, the step of receiving subject information from outside, and the received subject information force before radiographic imaging, and selecting and controlling the subject to be radiographed Inputting to the apparatus; receiving a detector signal from the radiation image detector; and associating the selected subject information with the radiation image detector based on the received detector signal. And a step of associating the radiographic image received from the radiographic image detector with the subject information after the radiographic image is captured.
- a subject to be imaged is selected from subject information received from outside before capturing a radiographic image and input to the control device, and the radiographic image detector is controlled by the control device.
- the radiographic image generated by the radiographic image detector can be accurately associated with the subject information selected based on the received detector signal and the radiographic image detector. Since the image is associated with the subject information, there is no risk of mistaken the subject with the radiographic image taken.
- the detector signal is preferably sent by turning on the power of the radiographic image detector. Further, it is preferable that the detector signal is sent by pressing a switch of the radiation image detector.
- the associated subject information is sent to the radiation image detector, and the radiation image detector is the corresponding radiation image detector based on the associated subject information. This is preferably notified by the notification unit.
- a radiographic image obtained by radiographic imaging of a subject is detected by a radiographic image detector, and the control device receives radiographic image information from the radiographic image detector.
- a radiographic imaging method comprising: inputting subject information; selecting a subject to be imaged from the input subject information before capturing a radiographic image; and inputting the subject to the control device; and An image detector sending a detector signal to the control device; associating the selected subject information with the radiation image detector based on the received detector signal; Generating a radiographic image with the radiographic image detector after capturing an image, and associating the generated radiographic image with the subject information.
- a subject to be imaged is selected from the object information input before capturing the radiographic image and is input to the control device, and the radiographic image detector is controlled by the control device.
- the radio wave image detector can accurately associate the object information selected based on the received detector signal with the radiological image detector, and is generated by the radiological image detector after the radiographic image is captured. Since the radiographic image is associated with the subject information, there is no possibility that the captured radiographic image is mistaken for the subject.
- a radiographic image obtained by radiographic imaging of a subject is detected by a radiographic image detector, and the control device receives radiographic image information from the radiographic image detector.
- a radiographic image capturing method comprising: receiving subject information from outside; selecting a subject to be imaged from the received subject information before capturing a radiographic image; and inputting the subject to the control device; and An image detector sending a detector signal to the control device; a step of associating the selected subject information with the radiation image detector based on the received detector signal; and Generating a radiographic image with an image detector, and associating the generated radiographic image with the subject information.
- a subject to be imaged is selected from subject information received from outside before capturing a radiographic image and input to the control device, and the radiographic image detector is connected to the control device. It is possible to send a detector signal and accurately associate the subject information selected based on the received detector signal with the radiation image detector, and the radiation image generated by the radiation image detector after the radiation image is captured. Because it correlates with subject information, there is no risk of mistaken radiographic images and subjects.
- the detector signal is preferably sent by turning on the power of the radiation image detector. Also, the detector signal is preferably sent by pressing a switch of the radiation image detector.
- the associated subject information is sent to the radiation image detector, and the radiation image detector is configured to transmit the corresponding radiation information based on the associated subject information. It is preferable that the notification unit informs that it is an image detector.
- the object and the radiation image detector can be accurately associated.
- the radiographic imaging system includes a radiographic image detector that detects a radiographic image obtained by radiography on a subject, and a control device that can be connected to the radiographic image detector.
- the radiological image detector comprises: means for reading subject confirmation information of a subject to be imaged; and means for transmitting a radiation image generated by the subject and the subject confirmation information. And a means for receiving the radiation image and the subject confirmation information sent from the radiation image detector.
- the radiological image detector reads the subject confirmation information of the subject to be imaged, and the radiographic image generated by the radiographic image detector after the radiographic image is captured, together with the subject confirmation information, is controlled. Can be sent to. In this way, the subject to be radiographed can be accurately associated with the radiographic image detector, so that there is no possibility of mistaken the radiographic image taken and the patient.
- control device includes means for associating the radiographic image with the subject based on the subject confirmation information, so that the radiographic image can be accurately associated with the subject.
- the radiological image detector includes means for associating the generated radiographic image with the subject based on the subject confirmation information, and sends the associated radiographic image to the control device.
- the radiation image can be accurately associated with the subject.
- the subject confirmation information can be easily and reliably read by configuring the subject confirmation information to be read from a non-contact tag of the subject.
- control device inputs subject information of the subject in order to make a shooting reservation.
- the control device includes a means for warning that subject information of the subject has not been input, and thus shifts to radiation imaging without imaging reservation. Can prevent
- the radiological image detector automatically sends the subject confirmation information to the control device when the subject confirmation information is read.
- the control apparatus can acquire the patient information of the patient who performs radiography before radiography.
- the radiation image detector is a force set type
- even if there are a number of force set type radiation image detectors a large number of subjects to be radiographed and the radiation image detector can be accurately identified. Because it can be matched, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the radiological image detector includes a display unit capable of displaying subject information of the subject.
- the first program detects a radiographic image obtained by radiography of a subject, and when receiving a response signal, controls to receive radiographic image information from a radiographic image detector that displays the response.
- a program for a computer included in the apparatus which receives subject confirmation information read from a subject to be photographed by the radiation image detector together with a radiation image generated by the radiation image detector after the radiation image is taken.
- the radiographic image detector reads the subject confirmation information of the subject to be imaged, and the radiographic image generated by the radiographic image detector after photographing the radiographic image is subjected to subject confirmation information.
- the control device since it is sent to the control device, it is possible to accurately associate the subject to be radiographed with the radiographic image detector, and there is no possibility of mistaken the radiographic image taken and the patient.
- control is performed by associating the generated radiographic image with the subject based on the subject confirmation information by the control device.
- the subject and the radiographic image can be accurately associated on the apparatus side.
- the second program detects a radiographic image obtained by radiography of a subject, and receives a radiological image information from a radiographic image detector that displays a response when a radiological image is received.
- a program for a computer provided in the apparatus, wherein a radiographic image generated by the radiographic image detector after radiographic imaging is obtained based on subject confirmation information of a subject read by the radiographic image detector!
- a radiographic image capturing program for causing the computer to execute a step of receiving in association with an object.
- the radiographic image detector reads the subject confirmation information of the subject to be imaged, and the radiographic image generated by the radiographic image detector after the radiographic image is captured is subjected to subject confirmation information. Based on! Since the radiographic image associated with the subject and sent to the control device is sent to the control device, the radiographic target subject and the radiation image detector can be accurately associated with each other. There is no risk of mistaking the patient.
- the associated radiographic image is sent to the control device using the subject information of the subject as supplementary information, so that the radiographic image is accurately identified as the subject. Can be associated.
- the subject confirmation information is easily and reliably read by reading the subject confirmation information from a non-contact tag of the subject. be able to.
- subject information input in advance to the control device and read subject confirmation information are obtained.
- the control device issues a warning to that effect, and shifts to radiography without making an imaging reservation. Can be prevented.
- the subject confirmation information is automatically sent to the control device when the subject confirmation information is read.
- the control device is a patient patient who performs radiography. Information can be acquired before radiography.
- the subject information of the subject is displayed on the display unit of the radiation image detector.
- a radiographic image obtained by radiographic imaging of a subject is detected by a radiographic image detector, and the control device receives radiographic image information from the radiographic image detector.
- a radiographic image capturing method wherein the radiographic image detector reads subject confirmation information of a subject to be imaged, and after the radiographic image is captured, the radiographic image detector generates a radiographic image, and the generated radiographic image And sending to the control device together with the subject confirmation information.
- the radiographic image detector reads the subject confirmation information of the subject to be imaged, and the radiographic image generated by the radiographic image detector after the radiographic image is captured is subject-confirmed. Since the information is sent to the control device together with the information, the subject to be radiographed can be accurately associated with the radiographic image detector, and there is no possibility of mistaken the radiographic image taken and the patient.
- the control device side associates the subject with the radiographic image. It can be accurately associated.
- a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and the control apparatus receives the radiographic image information from the radiographic image detector.
- a radiographic image capturing method wherein the radiographic image detector reads subject confirmation information of a subject to be imaged, and after the radiographic image is captured, the radiographic image detector generates a radiographic image, and the generated radiographic image , Based on the subject confirmation information, and associating with the subject, and sending the associated radiographic image to the control device.
- the radiographic image detector reads the subject confirmation information of the subject to be imaged, and the radiographic image generated by the radiographic image detector after the radiographic image is captured is subject-confirmed. Based on the information! Since the radiographic image is sent to the control device, the radiographic subject and the radiographic image detector can be accurately associated with each other, and there is no possibility of mistaken the radiographic image and patient.
- the radiographic image is accurately associated with the subject by sending the associated radiographic image to the control device using the subject information of the subject as supplementary information. Can do.
- the subject confirmation information can be easily and reliably read by reading the non-contact tag force of the subject.
- subject information input in advance to the control device and read subject confirmation information are obtained.
- the control device issues a warning to that effect, and shifts to radiography without making an imaging reservation. Can be prevented.
- the subject confirmation information is automatically sent to the control device when the subject confirmation information is read.
- the control apparatus can acquire the patient information of the patient who performs radiography before radiography.
- the radiological image detector is a force set type
- even if there are a large number of force set type radio image detectors it is possible to accurately connect a large number of subjects to be radiographed and the radio image detector. Because it can be matched, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the subject information of the subject is displayed on the display unit of the radiation image detector.
- a radiographic image capturing method capable of accurately associating an object to be radiographed with a radiographic image detector are provided. .
- the first radiographic imaging system according to the present embodiment is
- a radiological image detector for detecting a radiographic image obtained by radiography of the subject, and a control device connectable to the radiographic image detector, wherein the radiographic image detector transmits the generated radiographic image to the control device.
- the control device comprises: means for inputting subject information; means for selecting a subject to be imaged; and a radiation image transferred from the radiation image detector for the selected subject. And means for associating with the subject information.
- the first radiographic image capturing system when a subject to be imaged is selected from the input subject information, a radiographic image generated by a radiographic image detector after capturing a radiographic image for the subject is controlled. Since the radiation image received by the control device is associated with the subject information of the selected subject, even if the radiation image detector is selected immediately before imaging for reasons such as to match the body shape of the subject to be radiographed. The subject and the radiological image detector can be associated with each other accurately, and there is no risk of mistakenly taking the radiographic image with the subject.
- a second radiographic imaging system includes a radiographic image detector that detects a radiographic image obtained by radiography of a subject, and a control device that can be connected to the radiographic image detector,
- the radiation image detector includes means for transferring the generated radiation image to the control device, the control device receiving means for receiving a plurality of subject information from outside, means for selecting a subject to be imaged, and the radiation Means for associating the radiographic image transferred from the image detector with subject information of the selected subject.
- the radiographic image generated by the radiographic image detector is controlled after the radiographic image is captured for the subject. Since the radiographic image sent to the device and received by the control device is associated with the subject information of the selected subject, the radiographic image detector was selected immediately before imaging for reasons such as to match the body shape of the subject to be radiographed. Even in this case, the subject and the radiological image detector can be accurately associated with each other, and there is no possibility that the captured radiographic image is mistaken for the subject. [0102] In the first and second radiographic imaging systems, the control device selects a subject by designating the subject from the subject information, and thereby the radiation of the selected subject is selected.
- the subject is specified on the control device side, and the control device enters a state of waiting for reception of the radiographic image of the subject, so that the radiographic image received by the control device is associated with the object information of the selected subject. be able to.
- a means for reading subject information from a non-contact storage medium of the subject is provided, based on the read subject information! You may configure it so that the subject is selected. Shadow system.
- the radiation image detector is a force set type
- even if there are many force set type radiation image detectors a large number of subjects to be radiographed and the radiation image detector can be accurately identified. Because it can be matched, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the first program detects a radiographic image obtained by radiography of a subject, and when receiving a response signal, controls to receive radiographic image information from a radiographic image detector that displays the response.
- a program for a computer included in the apparatus the step of inputting subject information, the step of selecting a subject to be imaged, the step of receiving a radiographic image generated by the radiological image detector after imaging, and a reception
- a radiographic image capturing program for causing the computer to execute a step of associating the radiographic image with subject information of the selected subject.
- the radiographic image generated by the radiation image detector is controlled after the radiographic image is captured for the subject. Since the radiographic image sent to the device and received by the control device is associated with the subject information of the selected subject, the radiographic image detector was selected immediately before imaging for reasons such as to match the body shape of the subject to be radiographed. Even in this case, the subject and the radiological image detector can be accurately associated with each other, and there is no possibility that the radiographic image is mistaken for the subject.
- a second program is a radiographic image obtained by radiography of a subject.
- a program for a computer included in a control device that receives radiation image information from a radiation image detector that displays a response when an image is detected and a response signal is received.
- the radiographic image generated by the radiation image detector after the radiographic image is captured for the subject. Since the radiographic image received by the control device is associated with the subject information of the selected subject, the radiographic image detector is selected immediately before imaging for the purpose of matching the body shape of the subject to be radiographed. Even in this case, the subject and the radiological image detector can be accurately associated with each other, and there is no possibility that the captured radiographic image is mistaken for the subject.
- the generated radiographic image is associated with the subject information until it is received by the control device. And so on.
- the control device When the subject is selected by specifying the subject using the control device from the subject information, the control device enters a standby state for receiving a radiographic image of the selected subject. It is preferable. In this way, the subject is designated on the control device side, and the control device enters a state of waiting for reception of the radiographic image of the subject, thereby associating the radiographic image received by the control device with the subject information of the selected subject. be able to.
- the subject may be selected based on object information read from a non-contact storage medium of a patient.
- a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and the control device receives radiographic image information from the radiographic image detector.
- a radiographic imaging method comprising: inputting subject information; selecting a subject to be imaged; and radiation for the subject.
- a radiographic image is generated by the radiological image detector after the image is captured, the generated radiographic image is sent to the control device, and the radiographic image received by the control device is subject information of the subject selected above.
- the radiographic image generated by the radiographic image detector after capturing the radiographic image for the subject is transmitted to the control device. Feed and control device! Since the received radiographic image is associated with the subject information of the selected subject, even if the radiographic image detector is selected immediately before imaging for reasons such as to match the body shape of the subject to be radiographed, the subject And radiographic image detectors can be associated with each other accurately, and there is no danger of mistakenly taking the radiographic image taken with the subject.
- a radiographic image obtained by radiography of a subject is detected by a radiographic image detector, and the control device receives the radiographic image information from the radiographic image detector.
- a radiographic image capturing method comprising: receiving a plurality of subject information from outside; selecting a subject to be imaged; generating a radiographic image with the radiographic image detector after capturing a radiographic image of the subject; Sending the generated radiographic image to the control device; and associating the radiographic image received by the control device with subject information of the selected subject.
- this second radiographic image capturing method when a subject to be imaged is selected from subject information received from the outside, the radiographic image generated by the radiation image detector is controlled after the radiographic image is captured for the subject.
- the radiographic image detector is selected immediately before imaging for the purpose of matching the radiation image received by the control device and received by the control device with the subject information of the selected subject so as to match the body shape of the subject to be radiographed. Even in this case, the subject and the radiological image detector can be accurately associated with each other, and there is no possibility that the radiographic image is mistaken for the subject.
- the generated radiographic images in the first and second radiographic imaging methods are associated with the subject information until they are received by the control device.
- the control device when the subject is selected by specifying the subject with the control device from the subject information, the control device enters a standby state for receiving a radiographic image of the selected subject. It is preferable. In this way, the subject is designated on the control device side, and the control device enters a state of waiting for reception of the radiographic image of the subject, thereby associating the radiographic image received by the control device with the subject information of the selected subject. be able to.
- the subject may be selected based on subject information read from a non-contact storage medium of the subject.
- the radiation image detector is a force set type
- even if there are many force set type radiation image detectors a large number of subjects to be radiographed and the radiation image detector can be accurately identified. Because it can be matched, there is no risk of mistaken radiation image detectors that perform radiation imaging of the subject.
- the radiographic image detector is selected immediately before capturing in order to match the body shape of the subject to be radiographed. Even in this case, the subject and the radiological image detector can be accurately associated with each other, and there is no possibility that the radiographic image is mistaken for the subject.
- Radiation refers to electromagnetic waves and particle beams with strong ionization and fluorescence.
- electron beam, X-ray, and ⁇ -ray are preferable, and X-ray is particularly preferable.
- FIG. 1 is a schematic diagram for explaining a state in which a radiographic image detector that performs radiographic imaging is selected by a control device in the radiographic imaging system according to the present embodiment.
- Fig. 5 is a diagram schematically showing a radiographic imaging system that performs radiography with the radiographic detector selected in Fig. 1.
- FIG. 6 is a block diagram schematically showing the radiographic imaging system of FIG.
- the radiographic imaging system As shown in FIG. 1, the radiographic imaging system according to the present embodiment It is equipped with a control device 1 that also has the power of a personal computer (personal computer) for performing various controls relating to radiographic images, and a radiographic image detector 5 in the imaging room for irradiating radiation to a patient is equipped with a plurality of FPDs. (Flat panel detector) 5a, 5b, 5c, 5d, 5e, 5f are prepared.
- the control device 1 includes a display unit 2 that displays various information and images on a screen 3 such as a liquid crystal display or a CRT, a PC communication unit 4 that communicates with an external FPD or the like wirelessly, and a mouse or the like. Input devices (not shown) such as a pointing device and a keyboard.
- Each FPD 5a to 5f includes a detector communication unit 35 (see FIG. 3) capable of wireless communication with the PC communication unit 4 of the control device 1, a display unit 33 capable of displaying various information on the outer surface thereof, and the control device 1 A lighting unit 33a that is turned on when a wireless signal is received from the PC communication unit 4 of the computer.
- the control device 1 is installed outside the photographing room, and the PC communication unit 4 is installed in the photographing room.
- the display unit 33 is a notification unit in the present invention.
- the radiologist confirms the patient name and inputs it to the control device 1.
- the patient in this embodiment is an X-ray imaging subject.
- the control device 1 registers the patient name input by the radiation technician, and displays a list of FPD detector IDs that can be used for radiography of the patient on the screen 3 as shown in FIG.
- the radiologist selects the detector ID “FPD001” (corresponding to FPD5a in FIG. 1) on the screen 3 in FIG. 1 as the FPD for the patient, the control device 1 is selected.
- the detector ID “FPD001” corresponding to FPD5a in FIG. 1
- the control device 1 is selected.
- Register the correspondence between the patient and the detector ID and automatically display the patient name near the display of the selected detector ID on the screen 3 (in this case, “FPD001”).
- the control device 1 transmits a wireless signal n (patient information) as a corresponding signal from the PC communication unit 4 to the FPD 5a.
- the FPD 5a that has received the corresponding signal displays the patient name included in the patient information on the display unit 33, and lights or blinks the lighting unit 33a.
- the patient name is displayed on the display unit 33 of the FPD to be used, and the lighting unit 33a is lit or blinked.
- the radiologist can easily select the FPD5a to be used for patient imaging from a large number of FPDs by turning on and blinking the lighting part 33a, and the FPD5a can be selected by the patient name displayed on the display part 33 of the FPD5a. It can be easily confirmed that it is for radiography, and preparations for radiography can be made.
- the confirmation and input of the patient name of the radiologist is performed by, for example, the wireless IC tag reading unit 1 in which the control device 1 indicates the patient information from the wireless IC tag provided on the patient's bracelet or the like by the broken line in FIG.
- the detector ID “FPD001” is selected on screen 3 in Fig.
- the control device 1 is close to the display of the selected detector ID on screen 3.
- the patient name may be displayed automatically.
- the wireless IC tag it can be used as long as it can recognize the patient himself / herself, and it may be configured to read the bar code force on the ID card or medical chart.
- the radiographic imaging system in FIG. 5 is configured such that the FPD 5a in FIG. 1 is sandwiched between the radiographic subject patient P and the bet 110 on the bed 110 as the radiological image detector 5.
- the patient P is irradiated with radiation (X-rays) 100 from the radiation source 101 controlled by the radiation generation control device 102, and the transmitted radiation that has passed through the imaging target region of the patient P is transferred to the bed 110, the patient P, and Detected by FPD5a during!
- the radiation source 101 is generally a fixed anode or a rotating anode X-ray tube, and the X-ray tube has an anode load voltage of, for example, 20 kV to 150 kV when the load voltage is medical.
- the radiation image detector 5 (FPDs 5a to 5e) generates radiation image data based on the detection result of the transmitted radiation, stores the radiation image data in the memory unit 31, and The generated radiation image data is wirelessly transferred from the detector communication unit 35 to the destination control device 1 as a data wireless signal m! /.
- the control device 1 includes an image display device 51 composed of a liquid crystal display, a CRT, etc., a database server 52 for storing and managing image data, and a film via a network 50 in the hospital, for example.
- the printer 53 and the HIS (Hospital Information System) / RIS (Radiology Department Information System) 54 that output the image as a visible image are displayed, and the host controller 55 that controls the multiple control devices 1 for overall management. Connected with.
- the radiographic imaging patient is registered with the HISZRIS54 together with the patient information, and the control device 1 can receive the registered patient information / imaging information.
- control device 1 receives the data radio signal m of the radiation image data from the radiation image detector 5 by the PC communication unit 4 and displays the screen of the display unit 2. 3 displays the radiation image, and the image processor 7 performs image processing such as predetermined frequency processing and gradation processing.
- the radiographic image data after the image processing is stored in the memory unit 9, and is output from the output unit 8 to the image display device 51, the database server 52, the printer 53, etc. in the examination room.
- control device 1 can transmit a radio signal n such as patient information from the PC communication unit 4 to the detector communication unit 35 of the radiation image detector 5 and receive the received radiographic image.
- Detector 5 can display the patient name on display 33! /.
- radiography is performed based on the registered patient information 'imaging information received from the HISZRIS54, and the radiographic image of the patient P by the radiography is radiated. It can be detected and generated by the image detector 5, transferred to the control device 1, processed by the control device 1, and output or stored in a diagnostic state. It is also possible to transfer the radiographic image detected and generated by the radiographic image detector 5 to the host control device 55, process the image by the host control device 55, and output and save the image in a diagnostic state.
- the wireless communication between the detector communication unit 35 and the PC communication unit 4 in Figs. 1 and 5 uses radio waves.
- Examples of the wireless communication of the present invention include communication using radio waves, communication using light, communication using ultrasonic waves, and the like, but communication of radiographic image data is preferably communication using radio waves or communication using light.
- a method using a specific low power radio using a 7 X 10 MHz band or 4 X 10 2 MHz band, a method using PHS, an 8 X 10 2 MHz band, or a 9 X 10 2 MHz band Compliant with standards such as IEEE802.11a, IEEE802.l ib, IEEE802.lg, etc.1.Methods using next-generation mobile phones using 4GHz, 2GHz, 2.1GHz, etc. 2.
- a method based on a wireless communication standard such as a method using Bluetooth using the band or HomeRF (Home Radio Frequency) using the 2.4 GHz band, or a communication method using UWB (Ultra Wide Band), that is, an ultra-wideband radio wave 2.4 Frequency band for industrial science and medical use (ISM: Industrial, S There is a method using a scientific and medical band.
- a wireless communication standard such as a method using Bluetooth using the band or HomeRF (Home Radio Frequency) using the 2.4 GHz band, or a communication method using UWB (Ultra Wide Band), that is, an ultra-wideband radio wave 2.4 Frequency band for industrial science and medical use (ISM: Industrial, S
- ISM Industrial, S
- GHz or less especially Radio waves with a frequency of 3 GHz or less are preferred.
- radio waves with a frequency of 3 X 10MHZ or higher especially 1 X 10 2 MHz or higher are preferred.
- the light used for light communication is preferably a force near-infrared ray (in particular, a near-infrared ray having a wavelength of 700 nm or more and 2000 nm or less) including far infrared rays, near infrared rays, visible light, and ultraviolet rays.
- a force near-infrared ray in particular, a near-infrared ray having a wavelength of 700 nm or more and 2000 nm or less
- the wireless communication between the console and the force set by these wireless communication may be a form in which the console and the force set directly communicate with each other, or a wireless repeater is provided on the way and the wireless communication is performed.
- a mode of performing wireless communication via a repeater may be used.
- the wireless communication using these radio waves may be analog communication or digital communication.
- FIG. 2 is a perspective view of the radiation image detector shown in FIG.
- FIG. 3 is a diagram showing a circuit configuration of the radiation image detector of FIG.
- FIG. 4 is a partial cross-sectional view of the imaging panel of FIG.
- the radiation image detector 5 is an FPD (flat panel detector) configured to be portable in a flat panel shape and constitutes a radiation image acquisition device. This will be described with reference to the configuration example disclosed in the 250152 gazette.
- the radiation image detector 5 uses an imaging panel 21, a control circuit 30 that controls the operation of the radiation image detector 5, and a rewritable read-only memory such as a flash memory.
- a memory unit 31 that stores the image signal output from the imaging panel 21, a power source unit 34 that supplies power required to drive the imaging panel 21 to obtain the image signal, a radiation image detector 5, and a diagram Detector communication unit 35 for performing wireless communication with one PC communication unit 4, and these are accommodated in a flat rectangular housing 40.
- the outer surface of the housing 40 is provided with an operation unit 32 for switching the operation of the radiographic image detector 5, a radiographic image preparation completion, and a memory unit 31.
- Quantitative image A display unit 33 that displays patient information such as a signal being written and a patient name, and a lighting unit 33a including a light emitting diode are arranged.
- the imaging panel 21 includes a scanning drive circuit 25 that reads the stored electrical energy according to the intensity of the irradiated radiation, and a signal selection circuit that outputs the stored electrical energy as an image signal. 27.
- the case 40 preferably has an outer shape made of aluminum-aluminum alloy which is a material that can withstand external impacts and is as light as possible. A non-metal that easily transmits radiation, such as carbon fiber, is used. In addition, on the back side opposite to the radiation incident surface, it is generated for the purpose of preventing the radiation from passing through the radiation image detector 5 and the material constituting the radiation image detector 5 absorbing the radiation. In order to prevent the influence of secondary radiation force, materials that absorb radiation effectively, such as lead plates, are used.
- the power supply unit 34 is, for example, a primary battery such as a manganese battery, a nickel-cadmium battery, a mercury battery, or a lead battery, or a secondary battery such as a rechargeable nickel polymer secondary battery or a lithium ion polymer battery.
- a flat plate shape is preferable so that the FPD can be thinned.
- the imaging panel 21 detects the visible light converted by the scintillator, and photoelectrically converts this visible light into an image signal carrying a radiographic image of the subject 412- ( 1, 1) to 412- (m, n) are two-dimensionally arranged. Scanning lines 421-l to 421-m and signal lines 422-l to 422-n are arranged between the photoelectric conversion elements 412 so as to be orthogonal to each other, for example.
- One transistor 423- (1,1) is connected to the photoelectric conversion element 412- (1,1).
- the transistor 423- (1,1) uses, for example, a field effect transistor.
- the drain electrode is connected to the photoelectric conversion element 412- (1,1), and the gate electrode is connected to the photoelectric conversion element 412- (1,1).
- the drain electrode is connected to the photoelectric conversion element 412- (1, 1)
- the source electrode is connected to the signal line 422-1
- the source electrode is connected to the photoelectric conversion element 412- (1, 1).
- the drain electrode is connected to the signal line 422-1.
- the transistor 423 is similarly connected to the other photoelectric conversion element 412, the scanning line 421 is connected to the gate electrode of the transistor 423, and the signal line 422 is connected to the source electrode or the drain electrode. Is done.
- the photoelectric conversion element 412 includes a signal line 413 made of a conductive film patterned on a substrate 411, an amorphous silicon layer 414, a transparent electrode 415, and a photo diode. ing.
- the signal line 413 is connected to the drain electrode 423d (or the source electrode 423s) of the thin film transistor 423 formed over the substrate 411.
- a scanning line is connected to the gate electrode 423g of the thin film transistor 423, and a source electrode 423s (or a drain electrode 423d) is connected to the signal line 422.
- a gate insulating film 424 and a semiconductor layer 425 are provided between the source electrode 423s, the drain electrode 423d, and the gate electrode 423g.
- a phosphor layer (scintillator layer) 430 is formed on the photoelectric conversion element 412.
- a support 431 is provided on the back surface (X-ray source side).
- a protective layer 432 is provided on the surface of the phosphor layer 430 as described later, and when the phosphor layer 430 is attached to the photoelectric conversion element 412, the gap between the photoelectric conversion element 412 and the phosphor layer 430 is reduced.
- a protective layer 432 is interposed between the two.
- the scanning lines 421-l to 421-m of the imaging panel 21 are connected to the scanning drive circuit 25, and the signal lines 422-1 to 422-n are the charge detectors 425. -Connected with 1 to 425-n.
- the charge reading signal RS is supplied from the scanning drive circuit 25 to one of the scanning lines 421-l to 421-m, the running line 421-p (p is any value of l to m).
- the transistors 423- ( ⁇ , 1) to 425- ( ⁇ , ⁇ ) connected to the scanning line 421-p are turned on, and the photoelectric conversion elements 412- (, 1) to 412- (, The signal charges generated in 11) are supplied to the charge detectors 425-1 to 425- ⁇ through the signal lines 422-1 to 422-11.
- the charge detectors 425-1 to 425- ⁇ generate voltage signals SV-1 to SVn that are proportional to the amount of charge supplied via the signal lines 422-1 to 422- ⁇ .
- the voltage signals SV-1 to SV-n output from the charge detectors 425-l to 425-n are supplied to the signal selection circuit 27.
- the signal selection circuit 27 is configured by using a register 45a and an AZD modification 45b, and a voltage signal is supplied from the charge detectors 425-l to 425-n to the register 45a. Register 45a Then, the supplied voltage signals are sequentially selected and converted into digital data by the AZD converter 45b. This data is supplied to the control circuit 30.
- the control circuit 30 generates the scanning control signal RC and the output control signal SC based on the control signal CTD included in the radio signal n received from the control device 1 (Fig. 1) via the communication unit 35. .
- the scanning control signal RC is supplied to the scanning drive circuit 25, and the charge reading signal RS is supplied to the scanning lines 421-l to 421-m based on the scanning control signal RC.
- the output control signal SC is supplied to the signal selection circuit 27, and the selection operation of the voltage signal of the charge detectors 425-l to 425-n stored in the register 45a is controlled and the selected voltage is selected.
- the signal is converted into a data signal and supplied from the signal selection circuit 27 to the control circuit 30 as image data DT.
- the image data DT is transmitted as a radio signal m to the control device 1 (FIG. 1) via the communication unit 35.
- the logarithmic conversion process of the image data is performed when the image data DT is supplied to the control apparatus 1, the process of the image data in the control apparatus 1 can be simplified.
- the logarithmic conversion may be performed at the same time when the read charge amount is converted into the voltage signal SV by the charge detector 425.
- the voltage signal SV is small and the resolution of radiation information in the region can be increased.
- the phosphor layer 430 of the imaging panel 21 in FIG. 4 is formed by applying a phosphor coating composed of a phosphor and a binder to a support to form the phosphor layer, and then forming the phosphor layer on the photoelectric conversion element side.
- the method of pasting is used. Note that the phosphor coating is applied to the temporary support, then dried and peeled to form a sheet-like phosphor layer, which is applied, or the phosphor coating is sprayed to form the phosphor layer.
- the phosphor coating material may be formed or applied to the photoelectric conversion element directly or through a protective layer.
- a binder and a phosphor are added to a suitable organic solvent, and then mixed with a disperser or a ball mill, and stirred and mixed.
- a phosphor paint in which a light body is uniformly dispersed is prepared.
- tungstate phosphors CaWO, MgWO, CaWO: Pb, etc.
- Phosphor (YPO: Tb, GdPO: Tb, LaPO: Tb, etc.), terbium activated rare earth oxyha
- Rogenide-based phosphors (LaOBr: Tb, LaOBr: Tb, Tm, LaOCl: Tb, LaOCl: Tb, Tm, LaOCl: Tb, Tm, LaOBr: Tb, GdOBr: Tb, GdOCl: Tb, etc.), thulium activated rare Earth oxyhalide phosphors (LaOBr: Tm, LaOCl: Tm, etc.), barium sulfate phosphors [BaSO: Pb, BaSO: Eu2 + , (Ba, Sr) SO: Eu2 +, etc.], divalent europium
- Divalent europium activated alkaline earth metal fluoride Harogeni ⁇ based phosphor [BaFCl: Eu 2 +, BaFBr : Eu 2+, BaFCl: Eu 2+, Tb, BaFBr: Eu 2+, Tb, BaF -BaCl -KCl: Eu 2
- sulfide-based phosphors [ZnS: Ag (Zn, Cd) S: Ag, (Zn, Cd) S: Cu, (Zn, Cd) S: Cu, Al, etc.], phosphoric acid no, fumium Phosphors (HfP 2 O: Cu, etc.), tantalate phosphors
- Gd O S Tb and CsI: Tl are desirable.
- the phosphor is not limited to those described above, and can be used as long as it emits light in the visible region upon irradiation with radiation, and the photoelectric conversion element has sensitivity to this emission wavelength.
- the average particle size of the phosphor increases the filling rate of the phosphor in the phosphor layer to enable high-definition light emission, and the scattering of the phosphor emission in the phosphor layer. 0.5 ⁇ m or more and 10 ⁇ m or less, preferably 1 ⁇ m or more and 5 ⁇ m or less.
- Solvents for preparing phosphor coatings include lower alcohols such as methanol, ethanol, n-propanol and n-butanol, hydrocarbons containing chlorine atoms such as methylene chloride and ethylene chloride, acetone, methyl ethyl ketone and methyl.
- Ketones such as isobutyl ketone, aromatic compounds such as toluene, benzene, cyclohexane, cyclohexanone, and xylene, esters of lower fatty acids such as methyl acetate, ethyl acetate, and butyl acetate with lower alcohols, dioxane, ethylene Mention may be made of ethers such as glycol monoethyl ester and ethylene glycol monomethyl ester, and mixtures thereof.
- the phosphor paint is a dispersant for improving the dispersibility of the phosphor in the paint, or the binding force between the binder and the phosphor in the formed phosphor layer.
- additives such as plasticizers may be mixed.
- Examples of the dispersant include phthalic acid, stearic acid, cabronic acid, lipophilic surfactant and the like.
- plasticizers include phosphoric acid esters such as triphenyl phosphate, tritarezyl phosphate and diphenyl phosphate, phthalic acid esters such as decyl phthalate and dimethoxyethyl phthalate, ethyl phthalyl glycolate, and butyl phthalate glycolate.
- Examples include glycolic acid esters such as chill, polyesters of triethylene glycol and adipic acid, and polyesters of polyethylene glycol and aliphatic dibasic acids such as polyesters of diethylene glycol and oxalic acid.
- the coating film of the coating material is obtained by uniformly applying the phosphor coating material containing the phosphor and the binder prepared as described above to the surface of the support or the temporary support for forming the sheet. Is formed.
- the thickness of the phosphor layer 430 is preferably 20 to 150 m in order to obtain a sufficient amount of stimulated light emission and to reduce light scattering in the phosphor layer. ⁇ : LOO / zm is desirable.
- the coating means for example, a doctor blade, a roll coater, a knife coater, an extrusion coater or the like can be used.
- the support 431 in FIG. 4 for example, glass, wool, cotton, paper, metal, or the like made of various materials can be used.
- a material that can be processed into a sheet or a roll having a property is preferable. From this point, for example, cellulose acetate film, polyester film, polyethylene terephthalate film, polyamide film, polyimide film, triacetate film, polycarbonate film and other metal films, aluminum foil, aluminum alloy foil and other metal sheets, general paper and for example Printing base paper such as photographic base paper, coated paper or art paper, baryta paper, resin coated paper, paper sized with polysaccharides as described in Belgian Patent No.
- processed papers such as pigment papers containing pigments such as titanium oxide and papers sized with polyvinyl alcohol.
- a polymer layer such as polyester or gelatin is applied on the surface of the support to provide an undercoat layer to impart adhesion, and image quality (sharpness,
- a light absorbing layer that also has a light absorbing material force such as carbon black may be provided to absorb at least a part of light emitted from the scintillator.
- Their constitution can be arbitrarily selected according to the purpose and application, but a strong black-black-containing black polyethylene terephthalate support is preferred.
- the phosphor layer 430 is provided with a protective layer 432 for physically and chemically protecting the surface opposite to the side in contact with the support 431 described above.
- the protective layer 432 is made of, for example, cellulose derivatives such as cellulose acetate and nitrocellulose, or polymethyl methacrylate, polyethylene terephthalate, polyvinyl butyral, polyvinyl vinolemar, polycarbonate, polyvinyl acetate, vinyl chloride, acetic acid. It can be formed by applying a solution prepared by dissolving a synthetic polymer substance such as a bull copolymer in an appropriate solvent to the surface of the phosphor layer. These polymer substances can be used alone or in combination.
- the protective layer 432 when the protective layer 432 is formed by coating, it is desirable to add a cross-linking agent immediately before coating.
- a cross-linking agent when it is desirable to add a cross-linking agent immediately before coating.
- it can be formed by a method such as adhering a plastic sheet having strength such as polyethylene terephthalate, polyethylene naphthalate, polyethylene, poly-polyvinylidene, polyamide and the like using an adhesive.
- the fluorine-based resin is a fluorine-containing olefin (fluoroolefin) polymer, or a copolymer containing fluorine-containing olefin as a copolymer component.
- the protective layer formed of a fluorine-based resin coating film may be cross-linked. Further, for the purpose of improving the film strength, etc., fluorine-based resin and other polymer substances may be mixed.
- Such a protective layer 432 has a thickness of 0.5 to 10 ⁇ m, preferably 1 to 3 ⁇ m.
- the phosphor is colored by coloring at least one of the phosphor layer 430 and the protective layer 432. It is possible to reduce a reduction in sharpness due to scattering of light emission of the phosphor in the layer.
- the colorant is a colorant that absorbs at least part of light in the emission wavelength region of the phosphor, and a blue to red colorant is appropriately used as a color that absorbs at the emission wavelength of the phosphor.
- yellow to red colorants used for phosphors that emit light in the green region include various dyes such as azo dyes, atalidine dyes, quinoline dyes, thiazole dyes, and nitro dyes. Dyes; and various pigments such as molybdenum orange, cadmium yellow, yellow lead (chromium yellow), zinc chromate, cadmium yellow, and red lead.
- the colorant content varies depending on the intended use of the phosphor layer, the portion to be colored, the type of colorant, etc. Generally, when the colorant is a dye, 10: 1 to 10 6 A range power of 1 (phosphor: colorant, weight ratio) is also selected. When the colorant is a pigment, it is selected from the range of 1:10 to 10 5 : 1 (phosphor: colorant, weight ratio).
- a phosphor that emits light in the green region it may be colored using a colorant having a main peak of an absorption spectrum in the wavelength region of 420 to 540 nm. Further, the phosphor may be colored using a colorant having an average absorptance in a light emission region longer than the peak wavelength of light emission of the phosphor higher than an average absorptance in a light emission region shorter than the peak wavelength.
- the phosphor layer is formed by uniformly applying the phosphor coating to the support, but it can also be formed by a vapor phase method, for example, a vapor deposition method. If this phosphor layer has a columnar crystal structure, scattering of phosphor emission in the phosphor layer can be suppressed by the light guide effect.
- control circuit 30 is connected to the memory unit 31, the operation unit 32, the display unit 33, and the communication unit 35.
- the operation signal PS from the operation unit 32 and the wireless from the control device 1 are connected.
- the operation of the radiation image detector 5 is controlled based on the signal n.
- the operation unit 32 is provided with a plurality of switches, and the imaging panel 21 is initialized and a radiographic image is generated based on the operation signal PS corresponding to the switch operation from the operation unit 32 or the radio signal n from the control device 1.
- the image signal is generated.
- the storage capacity of the memory unit 31 is a capacity capable of storing a plurality of image data.
- control circuit 30 performs processing for storing the generated image signal in the memory unit 31.
- detector communication unit 35 wirelessly transfers the data wireless signal m to the PC communication unit 4 in FIGS.
- the radiographic image detector 5 of Figs. 2 to 4 is configured to have a flat panel type portable structure including an imaging panel, a power supply unit, a memory unit, and the like. Can be easily taken.
- imaging panel 21 of the radiation image detector 5 described with reference to FIGS. 3 and 4 may have other configurations, for example, FIG. 16 (B) in Japanese Patent Laid-Open No. 9-294229.
- the configurations shown in FIG. 4 (B) of Kaikai 2004-6781 and JP-A 2000-61823 may be adopted!
- FIG. 9 is a diagram showing a circuit configuration of a radiological image detector constituted by an imaging panel including a photoelectric conversion element made of organic matter.
- FIG. 10 is a partial cross-sectional view of the imaging panel of FIG.
- the imaging panel 21 has a two-dimensionally arranged collection electrode 220 for reading out the stored electric energy according to the intensity of the irradiated radiation.
- 220 is used as one electrode of the capacitor 221, and electric energy is stored in the capacitor 222.
- One collecting electrode 220 corresponds to one pixel of the radiation image.
- the scanning lines 223-l to 223-m and the signal lines 224-l to 224-n are arranged so as to be orthogonal, for example.
- the capacitor 221- (1,1) is connected to a transistor 222- (1,1) made of a silicon laminated structure or an organic semiconductor.
- the transistor 222- (1,1) is, for example, a field effect transistor.
- the drain electrode or the source electrode is connected to the collecting electrode 220- (1,1), and the gate electrode is connected to the scanning line 223-1.
- the drain electrode is connected to the collecting electrode 220- (1, 1)
- the gate electrode is connected to the scanning line 223-1.
- the source electrode is connected to the signal line 224-1.
- the source electrode is connected to the collecting electrode 220- (1, 1)
- the drain electrode is connected to the signal line 224-1.
- the scanning line 223 and the signal line 224 are connected to the collecting electrode 220, the capacitor 221 and the transistor 222 of the other pixels.
- a first layer 211 that is a scintillator layer that emits light according to the intensity of the emitted radiation is provided.
- the first layer 211 is irradiated with X-rays (radiation), which is an electromagnetic wave transmitted through a human body having a wavelength of about lA (l X 10 — ) m) from the radiation source 101 in FIG.
- the first layer 211 is mainly composed of a phosphor, and based on incident radiation, an electromagnetic wave having a wavelength of 300 nm to 800 nm, that is, an electromagnetic wave ranging from ultraviolet light to infrared light centering on visible light. (Light) is output.
- Phosphors used in the first layer 211 are tungstate phosphors, terbium activated rare earth oxysulfide phosphors, terbium activated rare earth phosphate phosphors, terbium activated rare earth oxyhalide phosphors, cesium iodide. It can be any phosphor that can output electromagnetic waves in a region where the light receiving element is sensitive, such as visible or ultraviolet or infrared region, by irradiation of radiation.
- a second layer 212 that converts (light) into electrical energy is formed.
- the second layer 212 is provided with a diaphragm 212a, a transparent electrode film 212b, a hole conduction layer 212c, a charge generation layer 212d, an electron conduction layer 212e, and a conduction layer 212f from the first layer 211 side.
- the charge generation layer 212d contains an organic compound that can be photoelectrically converted, that is, can generate electrons and holes by electromagnetic waves (light).
- the second layer is formed.
- the diaphragm 212a is for separating the first layer 211 from other layers, and for example, Oxi-nitride or the like is used.
- the transparent electrode film 212b is formed using a conductive transparent material such as indium tin oxide (ITO), Sn 2 O, or ZnO. In forming the transparent electrode film 212b
- the thin film can be formed using a method such as vapor deposition or sputtering.
- a method such as vapor deposition or sputtering.
- a mask with a desired shape can be formed at the time of vapor deposition or sputtering of the electrode material. You can also form a pattern through it.
- the charge generation layer 212d electrons and holes are generated by the electromagnetic wave (light) output from the first layer 211.
- the holes generated here are collected in the hole conduction layer 212c, and the electrons are collected in the electron conduction layer 212e. Note that in this structure, the hole conduction layer 212c and the electron conduction layer 212 e is not always required.
- the conductive layer 212f is made of, for example, chromium.
- a general metal electrode or the transparent electrode can be selected.
- a metal, an alloy, an electrically conductive compound, or a metal having a small work function (4.5 eV or less) is used.
- What uses a mixture as an electrode substance is preferable.
- Specific examples of such electrode materials include, but are not limited to, sodium, sodium potassium potassium alloy, magnesium, lithium, aluminum, and the like.
- the conductive layer 212f can be formed by using these electrode materials as raw materials by a method such as vapor deposition or sputtering.
- the charge generation layer 212d is formed using an organic compound that forms an association of cyanine dyes or J aggregates.
- Cyanine dyes are widely used as spectral sensitizers for silver halide photography.
- the electrons constituting the dye molecule absorb visible light and become excited, and the excited electrons move to the silver halide grains, so that the silver halide grains are exposed to light.
- This cyanine dye is generally said to form a dye molecule aggregate on silver halide grains. As the dye molecules form aggregates, the dye molecules themselves are stabilized.
- the electrical energy obtained in the second layer 212 is stored, and the signal output based on the stored electrical energy is output.
- a third layer 213 for performing the above is formed.
- the third layer 213 is configured using a capacitor 221 that stores the electrical energy generated in the second layer 212 for each pixel, and a transistor 222 that is a switching element for outputting the stored electrical energy as a signal.
- the third layer is not limited to the one using a switching element, and can be configured to generate and output a signal corresponding to the stored energy level of the electric energy, for example.
- a TFT Thin Film Transistor
- This TFT may be an inorganic semiconductor type used for liquid crystal displays or the like, or an organic semiconductor, and is preferably a TFT formed on a plastic film.
- a TFT formed on a plastic film an amorphous silicon type is known.
- the transistor 222 which is a switching element, includes a second layer 2 as shown in FIG. 9 and FIG. In addition to accumulating the electric energy generated in 12, a collecting electrode 220 serving as one electrode of the capacitor 221 is connected.
- the capacitor 221 stores the electric energy generated in the second layer 212, and the stored electric energy is read out by driving the transistor 222. That is, a signal for each pixel can be generated from the radiation image by driving the switching element.
- the transistor 222 includes a gate electrode 222a, a source electrode (drain electrode) 222b, a drain electrode (source electrode) 222c, an organic semiconductor layer 222d, and an insulating layer 222e.
- the fourth layer 214 is a substrate of the imaging panel 21.
- the substrate preferably used as the fourth layer 214 is a plastic film.
- the plastic film include polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polyethersulfone (PES), polyetherimide, and polyether.
- PET polyethylene terephthalate
- PEN polyethylene naphthalate
- PES polyethersulfone
- polyetherimide polyether
- polyether examples include films such as ether ketone, polyphenylene sulfide, polyacrylate, polyimide, polycarbonate (PC), cellulose triacetate (TAC), and cellulose acetate propionate (CAP).
- the power source 34 for example, a primary battery such as a manganese battery, a nickel-cadmium battery, a mercury battery, or a lead battery, a rechargeable nickel polymer battery
- a primary battery such as a manganese battery, a nickel-cadmium battery, a mercury battery, or a lead battery
- a rechargeable nickel polymer battery A secondary battery such as a secondary battery or a lithium ion polymer battery may be provided.
- the battery preferably has a flat plate shape so that the FPD can be thinned.
- initialization transistors 232-l to 232-n for example, connected to the drain electrodes are provided on the signal lines 224-1 to 224-n. Yes.
- the source electrodes of the transistors 232-l to 232-n are grounded.
- the gate electrode is connected to the reset line 231.
- the scanning lines 223-1 to 223 -m and the reset line 231 of the imaging panel 21 are connected to the scanning drive circuit 25 as shown in FIG.
- this scanning line Transistors 222- (p, l) to 222- (p, n) connected to 223-p are turned on and stored in capacitors 221- ( ⁇ , 1) to 221- ( ⁇ , ⁇ ) Electric energy is signal line 224-1 ⁇ Read to 224-n respectively.
- the signal lines 224-l to 224-n are connected to the signal converters 271-l to 271-n of the signal selection circuit 27, and the signal lines 224-l to 271-n are connected to the signal converters 271-l to 271-n.
- Voltage signals SV-1 to SV-n proportional to the amount of electric energy read out on 224-n are generated.
- the voltage signals SV-1 to SV-n output from the signal transformations 271-l to 271-n are supplied to the register 272.
- the supplied voltage signal is sequentially selected and converted into a digital image signal for one scanning line (for example, 12 bits to 14 bits) by the AZD conversion 273.
- the control circuit 30 A scanning signal 25 is supplied to each of the scanning lines 223-l to 223-m through the scanning driving circuit 25 to perform image scanning, and a digital image signal for each scanning line is taken in. Generate. This image signal is supplied to the control circuit 30.
- the reset signal RT is supplied from the scanning drive circuit 25 to the reset line 231 to turn on the transistors 2 32-l to 232-n, and the readout signal RS to the scanning lines 223-l to 223-m.
- the transistors 222- (l, l) to 222- (m, n) are turned on, the electrical energy stored in the capacitors 221- (1, 1) to 221- (m, n)
- the imaging panel 21 can be initialized by being emitted through 232-1 to 232-n.
- control circuit 30 is connected to the memory unit 31, the operation unit 32, the display unit 33, and the communication unit 35, and the operation signal PS from the operation unit 32 and the wireless from the control device 1 are connected.
- the operation of the radiation image detector 5 is controlled based on the signal n.
- the operation unit 32 is provided with a plurality of switches. Based on the operation signal PS corresponding to the switch operation from the operation unit 32 or the radio signal n from the control device 1, the imaging panel 21 is initialized and the radiographic image is displayed. The image signal is generated.
- the storage capacity of the memory unit 31 is a capacity capable of storing a plurality of image data.
- control circuit 30 performs processing for storing the generated image signal in the memory unit 31, and also transmits a data wireless signal from the detector communication unit 35 to the PC communication unit 4 in Figs. As m Transfers wirelessly.
- the radiation image detector 5 shown in FIGS. 2, 9, and 10 can be of a flat panel type by integrating an imaging panel, a power supply unit, a memory unit, and the like as in FIGS. Since it has a transport structure, radiographic images can be taken easily.
- steps S01 to S10 of the radiographic image capturing method by the radiographic image capturing system of the first embodiment will be described with reference to the flowchart of FIG.
- the radiologist performs an input operation of registering a radiographic imaging reservation of the patient in control apparatus 1 in the imaging room.
- the control device 1 registers a radiographic imaging reservation for the patient in the control device 1 according to the input operation (S101).
- the control device 1 retrieves the imaging history of the patient from the HIS (hospital information system) or RIS (radiology information system), and if there is an imaging history of the patient, the display unit 2 displays the previous history. In addition to displaying information such as shooting conditions, the previous shooting conditions are set by default.
- the radiologist determines the current imaging conditions and makes necessary correction inputs with reference to the displayed information such as imaging conditions.
- the control device 1 inputs the imaging conditions according to such default input and correction by the operation input by the radiologist to the radiation generation control device 102 side. Then, when the patient comes to the radiographing room, the technician confirms the patient name and inputs it to the control device 1.
- the control device 1 selects a patient according to the input (S102).
- the patient's wireless IC tag may be input to the control device 1 by being read by the reading unit la in FIG. In this case, it is preferable that the control device 1 displays the input patient name on the screen 3 so that the radiologist can confirm the patient name.
- the control device 1 displays a list of FPD detector IDs that can be used for radiation imaging on the screen 3 of the display unit 2 (S103). Then, when the radiologist selects the detector ID “FPDOO 1” to be used for the patient on the screen 3 by operating the input device of the control device 1, the control device 1 selects the selected detector ID and the patient. Is registered as a set data (S104). Thereby, the patient information including the patient and the patient name and the detector ID are registered in association with each other as set data.
- a large number of FPDs are registered in the host controller 55, and the controller 1 inquires the host controller 55 and displays a list of FPDs registered in the host controller 55 on its screen 3. indicate. However, for example, if there are multiple FPDs and control devices in each shooting room, the control device 1 may display only the FPDs in the shooting room of the jurisdiction (for one room) by default. ⁇ .
- the control device 1 sends the corresponding signal from the communication unit 4 to Fig. 1. Is transmitted to the FPD 5a corresponding to the detector ID “FPD001” (S105).
- the FPD 5a receives the corresponding signal, the FPD 5a displays the patient name on the display unit 33 of the FPD 5a and lights (or blinks) the lighting unit 33a (S106).
- the patient name is displayed on the display unit 33 of the selected FPD 5a, so that the patient to be radiographed can be confirmed. It can also be seen that the patient is in a state of waiting for radiography.
- the control apparatus 1 performs radiography by irradiating the radiation 100 from the radiation source 101 under the control of the radiation generation control apparatus 102. (S107), and control is performed so that the FPD 5a generates an image signal of a radiographic image by radiography (S108). Then, the FPD 5a associates the generated image data with the corresponding patient information and transmits the image data to the control device 1 by the wireless signal m (S109).
- the control device 1 displays the transferred image data on the screen 3 of the display unit 2 of the control device 1.
- the radiologist checks the image on screen 3 and enters the necessary image processing instructions.
- the control device 1 performs image processing in accordance with the input instruction, and then transfers the image data and corresponding patient information to the database server 52 via the network 50.
- the database server 52 stores the transferred image data in association with the patient information (S110).
- the image data is automatically transferred to the requesting doctor's image display device 51 or printer 53 after being transferred and saved to the database server 52 by setting it at the time of reservation in advance. Can be transferred to. Alternatively, it may be set to automatically transfer to the image display device 51 or the printer 53 simultaneously with the transfer to the database server 52. In addition, when such setting is not made, the doctor can read the image data from the database server 52 and display it on the image display device 51 as necessary after transfer to the database server 52 and storage.
- the patient confirmation information is used to associate the patient with the FPD.
- the patient confirmation information of the inpatient is read to check the force corresponding to the reservation of the control device 1 (whether the patient has a reservation), and radiography is performed before going around the room.
- the patient information of the patient is input, and the image data is transferred to the host controller 55 when it returns.
- a patient confirmation information reading unit is provided in the FPD as shown in FIG.
- patient confirmation information such as a patient ID
- the FPD detector communication unit 35a It is preferable to transmit to the control device 1 and acquire patient information based on the patient ID in the control device 1 and confirm that the reserved patient and the patient who came to the radiographing room are the same.
- a patient's imaging reservation is made in advance by, for example, HISZRIS 54 in Fig. 5 or a doctor from image display device 51 in the examination room (Sl l l). Then, the patient information of the reserved patient is also transmitted to the control device 1 via the network 50 in the HISZRIS54 isotropic force of FIG. 5 (S112), and when this is received by the control device 1 of the imaging room (S113), Confirm the patient information of the patient booked in step 1 and register it in the control device 1.
- steps S114 to S122 are the same processes corresponding to steps S102 to S110 in FIG. 7, and therefore, briefly described, when the patient comes to the radiographing room, the technician confirms the patient name.
- the controller 1 displays a list of FPD detector IDs that can be used for radiation imaging on the screen 3 of the display unit 2 on the control device 1 (S115).
- the detector ID “FPD 001” to be used for the patient is selected on screen 3 (SI 16).
- the corresponding signal is transmitted from the control device 1 to the FPD 5a corresponding to the detector ID “FPD001” as the radio signal n in FIG. 1 (S117), and when the FPD 5a receives the corresponding signal, the display unit 33 of the FPD 5a 33 The patient name is displayed on the display, and the lighting section 33a lights up (or flashes) (S118).
- control device 1 registers the correspondence between a plurality of patients and a plurality of FPDs as a plurality of set data in advance before imaging, and when a patient comes to the radiographing room, the radiology engineer selects the patient as a plurality of sets. When selected from the data, the control device 1 may send the patient information of the patient to the FPD associated in advance.
- the radiologist may input reservation information to the control device 1 in advance.
- a large number of FPDs are registered in the host control device 55, and the control device 1 can select and assign a large number of usable FPD forces. For example, when there are multiple FPDs in each shooting room In this case, the control device 1 may select the FPD force in the shooting room of the jurisdiction (for one room).
- the radiologist confirms the patient name and inputs it to the control device (S206).
- the patient's wireless IC tag may be confirmed by reading with the reading unit la in FIG.
- the control device 1 searches the patient's imaging history for HIS (hospital information system) or RIS (radiology information system) force, and if the patient's imaging history exists, the display unit 2 displays the previous imaging conditions. Etc., and the previous shooting conditions are set by default.
- the radiologist determines the current imaging conditions and makes necessary correction inputs with reference to the displayed information such as imaging conditions.
- the control device 1 controls the radiation generation according to the imaging conditions corresponding to the correction by the default input and the operation input by the radiologist. Enter it on the device 102 side.
- the radiologist selects a patient to perform radiography on the screen 3 of the display unit 2 in the control device 1 (S207). For example, if a patient (Oyama ⁇ husband) is selected on screen 3 in FIG. 11, the wireless signal n is sent from the PC communication unit 4 to the FPD5a in FIG. 11 with the detector ID “FPDOO 1” assigned to the patient.
- the FPD 5 a that has received the response signal displays the patient name on the display unit 33 and lights (or flashes) the lighting unit 33 a (S 209).
- This makes it easy and certain to know which FPD should be used to image a patient to be radiographed (the patient selected by the control device), so that there is no mistake in the correspondence between the FPD for imaging and the patient.
- the patient name is displayed on the display unit 33 of the selected FPD 5a, so that the patient to be radiographed can be confirmed.
- the patient is waiting for radiography.
- the control apparatus 1 uses the FPD 5a for the patient to irradiate with radiation 100 from the radiation source 101 under the control of the radiation generation control apparatus 102.
- FPD5a is controlled to generate an image signal of a radiographic image by radiography (S211), and FPD5a associates the generated image data with corresponding patient information.
- the wireless signal m is transmitted to the control device 1 (S212).
- the control device 1 displays the transferred image data on the screen 3 of the display unit 2 of the control device 1.
- the radiologist checks the image on screen 3 and enters the necessary image processing instructions.
- the control device 1 performs image processing in accordance with the input instruction, and attaches the patient corresponding to the image data to the database server 52 via the network 50.
- the database server 52 stores the transferred image data in association with the patient information (S213).
- the radiologist inputs the name of the patient to be radiographed into control device 1.
- the control device 1 registers the patient's radiography reservation in the control device 1 (S301).
- the control device 1 stores the imaging history of the patient in the HIS (Hospital Information System). System) and RIS (Radiology Information System) capabilities, and if there is an imaging history of the patient, information such as the previous imaging conditions is displayed on Display 2, and the previous imaging conditions are set by default.
- the radiologist determines the current imaging conditions and makes necessary correction inputs with reference to the displayed information such as imaging conditions.
- the control device 1 inputs imaging conditions according to such default input and correction by operation input by the radiologist to the radiation generation control device 102 side. Then, when the patient comes to the radiographing room, the technician confirms the patient name and inputs it to the control device (S302). The patient's wireless IC tag can be confirmed by reading it with the reading unit 1a in FIG.
- the radiologist selects a patient (for example, Oyama ⁇ husband) and inputs it to the control device 1, and uses many intermediate forces of FPDs for radiography of the patient, for example, FPD5a 2 and 3 is turned on to turn on the power of the FPD 5a (S303), the detector communication unit 35 of the FP D5a transmits a detector signal (S304).
- a patient for example, Oyama ⁇ husband
- FPD5a 2 and 3 is turned on to turn on the power of the FPD 5a
- the detector communication unit 35 of the FP D5a transmits a detector signal (S304).
- the control device 1 When the control device 1 receives the above-described detector signal (S305), the control device 1 associates the selected patient (Oyama) with the FPD 5a (S306). Then, as shown in FIG. 1, by displaying the reference number detector ID “FPDOO 1” of the FPD5a adjacent to the patient ( ⁇ yama ⁇ husband) displayed on screen 3 of the display unit 2, the radiologist can display the patient. You can recognize the correspondence between (Oyama) and FPD5a on screen 3.
- the control device 1 transmits the patient information to the selected FPD 5a as the radio signal n in FIG. 1 (S307).
- the FPD 5a receives the patient information as a corresponding signal
- the patient name is displayed on the display unit 33 of the FPD 5a, and the lighting unit 33a is turned on (or flashes) (S308).
- the patient's name is displayed on the display section 33 of the selected FP D5a, so that the patient to be radiographed can be confirmed.
- it is divided that the patient is in the state of waiting for radiography.
- the control apparatus 1 uses the FPD 5a to perform radiography by irradiating the radiation 100 from the radiation source 101 under the control of the radiation generation control apparatus 102.
- FPD5a is controlled to generate a radiographic image signal by radiography (S310), and FPD5a generates the generated image data.
- the data is associated with the corresponding patient information and transmitted to the control device 1 by the wireless signal m (S311).
- the control device 1 displays the transferred image data on the screen 3 of the display unit 2 of the control device 1.
- the radiologist checks the image on screen 3 and enters the necessary image processing instructions.
- the control device 1 performs image processing in accordance with the input instruction, and attaches the patient information corresponding to the image data to the database server 52 via the network 50.
- the database server 52 stores the transferred image data in association with the patient information (S312).
- patient information of a patient to be radiographed is input by the HISZRIS 54 in FIG. 5 and the image display device 51 isochronous in the examination room (S311). Then, the patient information of the HISZRIS54 of FIG. 5 is also transmitted to the control device 1 via the network 50 (S312), and when this is received by the control device 1 of the imaging room (S313), the patient of the reserved patient is sent. Information is inputted and registered in the control device 1 in the radiographing room, and a plurality of patient names are displayed, for example, as shown in screen 3 in FIG.
- steps S314 to S324 are the same processes corresponding to steps S302 to S312 of Fig. 13, and therefore, briefly described, when the patient comes to the radiographing room, the engineer confirms the patient name.
- the radiologist selects a patient and inputs it to the control device 1, and selects, for example, FPD5a from among a number of FPDs for radiography of the patient.
- the power switch 34a in FIG. 3 is turned on to turn on the power of the FPD 5a (S315)
- the detector communication unit 35 of the FPD 5a transmits a detector signal (S316).
- the control device 1 When the control device 1 receives the detector signal (S317), the patient is associated with the FPD 5a (S318). Next, the patient information is transmitted from the control device 1 to the FPD 5a (S319).
- the FPD 5a receives the patient information
- the patient name is displayed on the display unit 33 of the FPD 5a, and the lighting unit 33a is turned on (or flashes) ( S3 20).
- steps S401 to S414 of the radiographic image capturing method by the radiographic image capturing system of the fourth embodiment will be described with reference to the flowchart of FIG. [0226]
- a patient comes to the hospital, the patient is registered with HISZRIS54 using an ID card (S40 1), and a radiographer or the like in the reception desk or examination room makes a reservation for radiography from HISZRIS54 from controller 51 ( S402).
- patient information including patient confirmation information such as patient name and ID number is input to the control device 1 via the network 50, and the list of input patient names scheduled for radiography is controlled as shown in the example of FIG.
- the image is displayed on the screen 3 of the device 1, and the radiographic imaging reservation is confirmed by the control device 1 of the imaging room (S403).
- the radiologist confirms the patient name (S404), selects FPD5a as the FPD used for radiography of the patient (for example, Oyama), as shown in Figure 11. Then, the patient identification information of the patient is read from the IC tag 38 attached to the bracelet 39 of the patient, for example, by the IC tag reader 37 connected to the FPD 5a (S405). By wireless non-contact reading from IC tag 38, patient confirmation information of patients can be read easily and reliably.
- the read patient confirmation information is automatically transmitted to the PC communication unit 4 of the control device 1 by the detector communication unit 35 of the FPD 5a (S406).
- the control apparatus 1 can acquire the patient information of the patient who performs radiography and the information of the FPD to be used before the radiography.
- the control device 1 that has received the patient confirmation information confirms the power and force reserved by inputting the patient information based on the patient confirmation information (S407). If no entry has been made, a warning message to that effect is displayed on screen 3 (S414), and the process returns to step S402 to prohibit radiation imaging. As a result, it is possible to prevent radiation imaging without being input and not registered.
- the control device 1 associates the patient information obtained with the FPD 5a (S408), and the patient name (for example, Oyamao) on screen 3 as shown in FIG.
- the detector ID “FPDOO 1”, which is the collation number corresponding to FPD5a, is displayed next to (), and the corresponding relationship is input to the control unit and registered.
- the control device 1 transmits the patient information to the FPD 5a corresponding to the detector ID “FPD001” as the radio signal n in FIG. 11 (S408_2).
- the FPD 5a displays the patient name on the display unit 33 of the FPD 5a and lights (or flashes) the lighting unit 33a (S408-3).
- the control device 1 emits radiation by irradiating the radiation 100 from the radiation source 101 under the control of the radiation generation control device 102.
- Control is performed to perform line imaging (S409), and FPD 5a is controlled to generate image signals of radiographic images and incidental information including patient confirmation information and the like by radiography (S410).
- the FPD 5a transmits the generated image data to the control device 1 with a radio signal m together with the accompanying information (S411).
- the control device 1 receives the transferred image data (S412), the control device 1 displays a confirmation image on the screen 3, performs image confirmation, and the radiologist performs the necessary image processing. Enter the instructions.
- the control device 1 performs image processing in accordance with the input instruction, attaches the patient information corresponding to the image data, and transfers it to the database server 52 via the network 50.
- the database server 52 stores the transferred image data in association with the patient information (S413).
- the FPD reads the patient confirmation information of the patient to be imaged, sends it to the control device 1 and inputs it, and the radiographic image generated by the FPD after capturing the radiographic image And the incidental information including the patient confirmation information can be sent to the control device 1 by transmitting the incident information including the patient confirmation information to the control device 1. Accurate association is possible. Therefore, even if there are many force set type FPDs, there is no possibility of mistaken radiographic images and patients.
- each step of S425 for reading the patient confirmation information with the IC tag power by patient registration S421 to FPD is the same as steps S401 to S405 of FIG.
- step S425 when the FPD 5a in Fig. 11 reads the patient confirmation information from the IC tag 38 of the patient, the control device 1 uses the patient information obtained based on the patient confirmation information as the radio signal n in Fig. 11 with the detector ID " It is transmitted to FPD5a corresponding to “FPD001” (S425_2).
- the FPD 5a displays the patient name on the display unit 33 of the FPD 5a and lights (or flashes) the lighting unit 33a (S425-3).
- the control device 1 controls to perform radiation imaging by irradiating the radiation 100 from the radiation source 101 under the control of the radiation generation control device 102 ( In step S426), the FPD 5a controls to generate a radiographic image signal by radiography (S427).
- the radiologist inputs the name of the patient to be radiographed into control device 1.
- the control device 1 registers the patient's radiographic imaging reservation in the control device 1 (S501).
- the control device 1 also searches the imaging history of the patient for the HIS (hospital information system) and RIS (radiology information system) capabilities, and if there is an imaging history of the patient, the display unit 2 displays the imaging conditions up to the previous time. Etc. and the previous shooting conditions are set by default.
- the radiologist determines the current imaging conditions and makes necessary correction inputs with reference to the displayed information such as imaging conditions.
- the control device 1 inputs imaging conditions according to such default input and correction by operation input by the radiologist to the radiation generation control device 102 side. Then, when the patient comes to the radiographing room, the technician confirms the patient name and inputs it to the control device (S502). The patient's wireless IC tag can be confirmed by reading it with the reading unit 1a in FIG.
- the radiologist selects a patient (for example, Oyama) who performs radiography on a plurality of patient forces on the screen 3 in FIG. 1 and inputs them to the controller 1 (S503).
- the control apparatus 1 enters a reception standby state for the radiation image generated by the FPD for the selected patient (for example, Oyamao) (S504). In this standby state, the patient is not yet associated with the FPD.
- the control device 1 uses the detector ID as the radio signal n shown in Fig. 11. Send to FPD5a corresponding to “FPD001” (S505_2). Upon receiving the patient information, the FPD 5a displays the patient name on the display unit 33 of the FPD 5a and lights (or flashes) the lighting unit 33a (S505-3). Then, using the FPD 5a for the patient, as shown in FIG. 5, the control device 1 controls to perform radiation imaging by irradiating the radiation 100 from the radiation source 101 under the control of the radiation generation control device 102. (S506), FPD5a Control is performed to generate an image signal of the image (S507). Then, the FPD 5a transmits the generated image data to the control device 1 with the radio signal m (S508).
- the control device 1 waiting to receive the above-described image data receives the image data
- the received image data is associated with the patient selected in step S503 (S509).
- the image data generated by radiography when the control device 1 is in the standby state becomes the image data of the patient in the standby state in the control device 1, the correspondence between the patient and the image data is accurate.
- the control device 1 since the control device 1 also receives the detector identification signal, for example, as shown in FIG. 1, the detector identification signal is displayed next to the patient name (for example, Oyama) on the screen 3. Based on this, by displaying the detector ID “FPD001”, which is the FPD reference number corresponding to FPD5a, the radiologist displays the correspondence between the patient (Oyama ⁇ husband) and FPD5a on screen 3. Can be recognized.
- a radiation engineer such as HISZRIS4 in FIG. 5 or the image display device 51 in the examination room inputs patient information of a patient to be radiographed (S511). Then, the patient information is transmitted to the control device 1 via the HISZRIS54 iso-power network 50 in FIG. 5 (S51 2), and when this is received by the control device 1 in the imaging room (S513), the patient of the reserved patient is sent. Information is input and registered in the control apparatus 1 in the radiographing room, and a plurality of patient names are displayed, for example, as shown in screen 3 in FIG.
- steps S514 to S522 are the same steps as steps S502 to S510 in FIG. 7, and therefore, briefly described, when the patient comes to the radiographing room, the engineer confirms the patient name.
- the radiologist selects a patient who is also performing radiography on screen 3 in FIG. 1 and inputs it to the control device 1 (S515), so that the control device 1 selects the selected patient. Therefore, the radiation image generated by FPD is in a reception standby state (S516). In this standby state, the patient is not yet associated with the FPD.
- the patient s When FPD5a in Fig.
- control device 1 transmits patient information as radio signal n in Fig. 11 to FPD5a corresponding to detector ID "FPD001" (S5 17-2) .
- the FPD 5a displays the patient name on the display unit 33 of the FPD 5a and lights (or flashes) the lighting unit 33a (S517-3).
- the radiologist performs radiography as shown in Fig. 5 (S518), generates an image signal of the radiation image with the FPD5a (S519), and the generated image data is controlled. Transferred to device 1 (S520).
- the received image data is associated with the patient selected in step S515 (S521).
- the received image data is checked on the screen 3 of the control device 1 and necessary image processing is performed, and the image data is assigned to the corresponding patient via the network 50.
- the network 50 is set as that of the corresponding patient. And transferred to the database server 52 and stored (S431).
- the control device 1 shown in Figs. 1, 5, and 6 has a force composed of a personal computer.
- the storage device stores the program for executing the operations shown in Figs. 7 and 8. When the device is started up (started up), it is read from the storage device, and each operation is controlled according to the program.
- the storage device of the personal computer may be a built-in or external hard disk storage device or the like, but is not limited thereto, and may be a built-in or external storage medium reader.
- this storage medium various portable storage media such as optical disks such as CD and DVD, magnetic disks and magnetic tapes, etc. It can be used, and the program may be stored in one storage medium or divided into a plurality of storage media.
- the FPD used for radiographic imaging of the patient is divided into a plurality of FPD force control devices 1 Is sent from the control device 1 to the FPD 5a in FIG. 1 and the FPD 5a displays the patient name on the display unit 33. Is displayed and the lighting unit 33a is lit or blinking, so that the patient to be radiographed can be accurately associated with the FPD, and the generated radiographic image data can be accurately associated with the patient information. .
- the force-set-type radiation image detector 5 shown in FIGS. 2 to 4 converts radiation into light by a phosphor such as a scintillator, reads the light with a photodetector, and generates radiation image data
- the present invention is not limited to this, and a configuration (direct conversion type) in which radiation is directly converted into charges and the charges are read with a capacitor or the like to generate image data (direct conversion type) may be used.
- the radiation image detector may be a standing radiation imaging device that allows insertion of an FPD that is not a force set type.
- the communication between the detector communication unit 35 and the PC communication unit 4 is wireless, but the present invention is not limited to this, and may be performed by a wired connection cable. Of course it is good.
- a connector 35a is provided on the side surface of the housing 40 of the radiation image detector 5, and the connector 35a and the control device 1 are connected by a connection cable, and signal communication can be performed in the same manner.
- the FPD associated with the patient receives the correspondence signal
- the patient name is displayed on the display unit 33 on the FPD side, and the lighting unit 33a is turned on or blinking as a powerful notification means. Speak patient name or sound with or instead of display 33 or lighting 33a You may have an audio generator to do it.
- control device 1 is not limited to the power configured by the personal computer, but may be configured by a PDA (portable terminal), for example! / ⁇ .
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Abstract
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JP2009053662A (ja) * | 2007-07-27 | 2009-03-12 | Fujifilm Corp | カセッテ |
JP2010014877A (ja) * | 2008-07-02 | 2010-01-21 | Fujifilm Corp | 放射線撮影装置 |
JP2012118081A (ja) * | 2011-12-28 | 2012-06-21 | Fujifilm Corp | 放射線撮影装置 |
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JP2004141240A (ja) * | 2002-10-22 | 2004-05-20 | Fuji Photo Film Co Ltd | 放射線検出用カセッテおよび画像情報管理システム |
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