JP2006198043A - Medical image diagnostic system, patient information management system and patient information management method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent the leakage of patient information in the film printing of image data and the misidentification of patients in film reading. <P>SOLUTION: On the basis of the input of an inspection order in an input part 8, an identification information generation part 2 generates the patient identification information of the patient and preserves it in an identification information DB part 4. Then, the patient identification information is added to the image data generated by an image data generation part 1 on the basis of the patient information of the patient and the inspection order and they are preserved in a medical information DB part 3. A printing data generation part 5 generates data for printing by combining the patient identification information and the image data read from the medical information DB part 3 instead of the patient information which can not be disclosed. In the meantime, in film reading, on the basis of the collated result of the patient identification information printed on a film together with the image data and the patient identification information preserved in the identification information DB part 4, the patient information of the medical information DB part 3 is read out and the image data and the patient are collated. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a medical image diagnostic system, a patient information management system, and a patient information management method, and in particular, a medical image diagnostic system, a patient information management system, and a patient information management method capable of preventing leakage of personal information about a patient. About.

  Medical image diagnosis using an X-ray diagnostic apparatus, an X-ray CT apparatus, an MRI apparatus, or the like has made rapid progress with the development of computer technology and has become indispensable in today's medical care.

  Conventionally, when performing an examination on a patient using the above-described diagnostic imaging apparatus, a doctor in charge inputs an examination order from an input unit connected to the diagnostic imaging apparatus via a network, and the diagnostic imaging apparatus selected by this examination order The image data generated in the above is stored together with patient information in a medical information DB connected internally or via a network, and desired image data is output by printing on a film.

  Conventionally, doctors who have been able to log in to a medical information DB connected to such a network have no restrictions on medical data such as image data and patient information stored in the medical information DB. It was possible to refer. That is, since any doctor could easily refer to medical information that should strictly limit the reference target person, there was a possibility of infringement of patient privacy.

  In order to deal with such problems, for example, an information disclosure procedure by the patient or the doctor in charge thereof is set in advance, and when referring to the medical information of the patient, the medical information is updated according to the information disclosure procedure. There has been proposed a method for preventing the disclosure of medical information contrary to the will of the patient or the doctor in charge by referring (see, for example, Patent Document 1).

On the other hand, when storing and interpreting film-printed image data, the film on which the image data and patient information are printed is usually stored in a package containing patient information such as the patient name. It has been stored on shelves. The doctor in charge extracts a desired sachet from many sachets based on the patient information written on the surface of the sachet, and observes (interprets) the image data on the film stored in this sachet. ) To diagnose the patient.
JP 2002-197186 A

  According to the conventional method for storing and managing film-printed image data in a wrapping bag, the patient information recorded on the wrapping bag surface or on the film, that is, the patient name, date of birth, disease name, etc. There is a possibility that it will be disclosed to a hospital official who is not directly related to the patient's diagnosis (hereinafter referred to as a third person), and there is a risk that personal information of the patient will be leaked.

  On the other hand, doctors in charge usually take out image data and interpret it based on patient information written on the surface of the wrapping bag, so if the film on which the image data is printed is accidentally stored in a different wrapping bag In some cases, diagnosis may be performed using image data of different patients, and there is a risk of misdiagnosis due to so-called patient misuse.

  The present invention has been made in view of the above-described conventional problems, and an object of the present invention is to centrally manage the medical information of the patient including the patient information by using the patient identification information, and thereby film the image data. It is an object of the present invention to provide a medical image diagnostic system, a patient information management system, and a patient information management method capable of preventing leakage of patient information in printing and “patient misunderstanding” in film interpretation.

  In order to solve the above-described problem, a medical image diagnostic system according to the present invention according to claim 1 is an image data generation means for generating image data for a patient based on an examination order, and patient identification based on the examination order. Identification information generating means for generating information, identification information storage means for storing the patient identification information, medical information storage means for adding the patient identification information to the patient information and the image data of the patient, and storing the patient information Using the image data and the patient identification information read from the medical information storage unit based on the collation result of the patient identification information designated in the film printing and the patient identification information stored by the identification information storage unit And printing data generating means for generating film printing data.

  Furthermore, the medical image diagnostic system of the present invention according to claim 3 includes an image data generating means for generating image data for a patient based on an examination order, an access right setting means for setting an access right, and the examination order. Identification information generating means for generating patient identification information based on the identification information storage means for storing the patient identification information and the access right, and adding the patient identification information to the patient information and the image data of the patient. The medical information storage means to be stored and the image read from the medical information storage means based on the patient identification information designated in the film printing and the collation result of the patient identification information stored in the identification information storage means Printing data generating means for generating film printing data using the data and the patient identification information, and the film printed film stamp Identification information detecting means for detecting the patient identification information in the medical data, access right information input means for inputting access right information, and patient information display means for displaying the patient information stored in the medical information storage means The patient information display means includes the patient identification information detected by the identification information detection means, the access right information input by the access right information input means, and the patient identification information stored in the identification information storage means. And patient information read from the medical information storage means based on the access right collation result.

  The patient information management system of the present invention according to claim 11 includes identification information generating means for generating patient identification information based on an examination order, identification information storage means for storing the patient identification information, and the examination order. Medical information storage means for adding the patient identification information to the image data generated based on the patient and the patient information of the patient, and storing the patient identification information and the identification information storage means specified in film printing Printing data generation means for generating film printing data using the image data read from the medical information storage means and the patient identification information based on the collation result with the patient identification information stored in It is characterized by that.

  On the other hand, the patient information management method according to the thirteenth aspect of the present invention includes a step of inputting an examination order, a step of generating and storing patient identification information based on the examination order, and a collection based on the examination order. Adding the patient identification information to the stored image data and patient information, storing the patient identification information specified in the film printing and the stored patient identification information, and specifying the patient identification information It has a step of generating film printing data using the image data to which the same patient identification information is added and the patient identification information.

  Furthermore, the patient information management method according to the fourteenth aspect of the present invention includes a step of inputting an examination order, a step of generating and storing patient identification information based on the examination order, and a collection based on the examination order. Adding the patient identification information to the stored image data and patient information, storing the patient identification information specified in the film printing and the stored patient identification information, and specifying the patient identification information Generating film printing data using the image data to which the same patient identification information is added and the patient identification information, detecting patient identification information in the film printing data printed on the film, and detecting The patient identification information and the stored patient information are collated and the same patient identification information as the detected patient identification information There has been characterized by the step of displaying the added the patient information was.

  According to the present invention, it is possible to prevent leakage of patient information in film printing of image data and patient misunderstanding in film interpretation by centrally managing medical information of the patient including patient information using patient identification information. It becomes possible.

  Embodiments of the present invention will be described below with reference to the drawings.

  The first feature of the first embodiment of the present invention to be described below is that the patient identification information generated based on the examination order is added to the patient information and image data of the patient, and the image is stored once and stored. Instead of patient information that cannot be disclosed when data is printed on film, patient identification information is read together with image data and printed on film.

  The second feature of the present embodiment is that when reading image data printed on film, patient information already stored is read based on patient identification information printed on film together with image data. It is to perform patient verification. In the following, an X-ray diagnostic apparatus will be described as a medical image diagnostic system, but the present invention is not limited to this. For example, other medical image diagnostic apparatuses such as an X-ray CT apparatus and an MRI apparatus may be used.

(Configuration of medical diagnostic imaging system)
The configuration of the medical image diagnostic system according to the first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a block diagram showing an overall configuration of a medical image diagnostic system. The medical image diagnostic system 100 irradiates a patient with X-rays and detects transmitted X-rays, for example. An inspection order of image data supplied from an image data generation unit 1 that generates image data (hereinafter referred to as image data) and a RIS (radiation information system) connected to the medical image diagnostic system 100 via the network NW. Based on the identification information generation unit 2 that generates patient identification information based on the patient information supplied from the RIS and the image data generated in the image data generation unit 1, the patient identification information is added as additional information and stored. Medical information DB unit 3, identification information DB unit 4 that stores and collates patient identification information, image data, patient information that can be disclosed, and patient information And a print data generating unit 5 which generates the print data for film printing information.

  Further, the medical image diagnostic system 100 is based on an identification information detection unit 6 that detects patient identification information printed together with image data on a film, and detected patient identification information (hereinafter referred to as detection identification information). The patient information display unit 7 for displaying the patient information read from the medical information DB unit 3 is connected to a system control unit 9 to be described later via the network NW, and an inspection order instruction signal and film printing An input unit 8 for inputting a command signal and the like, and a system control unit 9 for comprehensively controlling each unit described above are provided.

  The identification information generation unit 2 receives the examination order of the X-ray imaging transmitted by the RIS in accordance with the instruction signal input by the doctor in charge of the patient at the input unit 8 via the network and the system control unit 9. Patient identification information is generated for the test order. The patient identification information in this case is uniquely set so as not to overlap with those of other patients. For example, patient identification information “X-01-1001” shown below is 1001 in the first X-ray diagnostic apparatus. The patient identification information of the patient who was examined in the second is shown. The identification information generation unit 2 supplies the generated patient identification information to the input unit 8 via the system control unit 9 and the network NW, and further supplies the patient information to the medical information DB unit 3 and the identification information DB unit 4.

  On the other hand, the medical information DB unit 3 stores an image data storage circuit 31 that stores the image data generated by the image data generation unit 1 and a patient that stores patient information supplied from the input unit 8 or RIS via the network NW. An information storage circuit 32, an identification information storage circuit 33 for storing patient identification information supplied from the identification information generating unit 2, and a data input / output control unit for controlling input / output of various data stored in each of the storage circuits described above 34, the image data storage circuit 31 stores image data with patient identification information as supplementary information, and the patient information storage circuit 32 stores patient information with patient identification information as supplementary information. The

  In this case, patient information includes patient name, patient ID, sex, date of birth, disease name, test result (test value), imaging condition of image data, etc. Among these patient information, for example, patient name The date of birth, disease name, test results, etc. are patient information that cannot be disclosed to a third party because it is possible to identify an individual (patient information that cannot be disclosed). Disclosure to the three parties is classified in advance as patient information (patient information that can be disclosed) that is not particularly problematic.

  On the other hand, the data input / output control unit 34 of the medical information DB unit 3 stores the patient identification information supplied from the identification information generation unit 2 in the identification information storage circuit 33, and image data and patient corresponding to the patient identification information. Storage areas for storing information are set in the image data storage circuit 31 and the patient information storage circuit 32.

  The data input / output control unit 34 outputs each data in the image data storage circuit 31, the patient information storage circuit 32, or the identification information storage circuit 33 based on the collation result of the patient identification information supplied from the identification information DB unit 4. To output image data, patient identification information and disclosing patient information to the print data generation unit 5 or to the patient information display unit 7.

  On the other hand, the identification information DB unit 4 includes a CPU and a storage circuit (not shown), and the patient identification information supplied from the identification information generation unit 2 is stored in the storage circuit. On the other hand, the CPU collates patient identification information (hereinafter referred to as designation identification information) supplied from the input unit 8 during film printing with patient identification information stored in the storage circuit, and When the same patient identification information exists in the storage circuit, the designation identification information and the read instruction signal are supplied to the data input / output control unit 34 of the medical information DB unit 3.

  Similarly, the CPU collates the detection identification information supplied from the identification information detection unit 6 at the time of film interpretation with the patient identification information stored in the storage circuit, and the same patient identification information as the detection identification information is obtained. If present in the storage circuit, the detection identification information and the read instruction signal are supplied to the data input / output control unit 34.

  That is, the input / output control unit 34 of the medical information DB unit 3 described above receives the specified identification information and the read instruction signal from the identification information DB unit 4 at the time of film printing. A read drive signal is supplied to the circuit 32 and the identification information storage circuit 33 to read out the image data of the patient, patient identification information, and disclosing patient information, and supply the read data to the print data generation unit 5.

  Further, the input / output control unit 34 supplies a reading drive signal to the patient information storage circuit 32 when the detection identification information and the read instruction signal are supplied from the identification information DB unit 4 at the time of film interpretation. Information is read out and supplied to the patient information display unit 7.

  Next, the printing data generation unit 5 synthesizes the image data, patient identification information, and disclosing patient information supplied from the medical information DB unit 3 when performing film printing, and follows the predetermined format for the film. Generate print data. FIG. 2 shows a specific example of the print data generated by the print data generation unit 5 at this time. The print data 60 includes an image data print area 61 in which image data is printed. A patient identification information print area 62 on which patient identification information is printed and a patient information print area 63 on which patient information that can be disclosed such as a patient ID and imaging conditions for image data are printed.

  And the identification information detection part 6 is equipped with the optical character reader (OCR: Optical character reader), for example, reads the character and number of the patient identification information printed on a film, and collates with the pattern memorize | stored previously. Detection identification information is detected by specifying letters or numbers. Then, the obtained detection identification information is supplied to the identification information DB unit 4.

  The patient information display unit 7 includes a display data generation circuit (not shown) and a monitor, and the display data generation circuit converts the patient information of the patient supplied from the medical information DB unit 3 into a predetermined format at the time of film interpretation. Display on the monitor. The above-described identification information detection unit 6 and patient information display unit 7 used for film interpretation are provided in the vicinity of a not-shown Schaukasten (display panel) to which a film on which image data is printed is attached.

  On the other hand, the input unit 8 is connected to the system control unit 9 via the network NW, and includes an input device such as a keyboard, a trackball, a mouse, and a card reader and a display panel on an operation panel (not shown). The doctor in charge inputs an examination order instruction signal, a film print command signal, designated identification information, and the like using the input device, and further includes patient identification information generated by the identification information generating unit 2 based on the examination order, The verification result of the patient identification information in the identification information DB unit 4 is displayed on the display panel and notified to the doctor in charge.

  Next, the configuration of the X-ray image data generation unit 1a will be described as a specific example of the image data generation unit 1 of the present embodiment with reference to the block diagram of FIG.

  The X-ray image data generation unit 1a in FIG. 3 two-dimensionally detects the X-ray generation unit 16 for generating X-rays for the patient 150 and the X-rays transmitted through the patient 150, and the detection result. The X-ray detection unit 12 that generates projection data based on the X-ray generation unit 16 and the X-ray irradiation unit 11 and the X-ray detection unit 12 of the X-ray generation unit 16 (hereinafter collectively referred to as an imaging system) are not shown. Based on the projection data generated by the holding unit, the top plate 17 on which the subject 150 is placed, the moving mechanism unit 13 that moves and controls the imaging system and the top plate 17, and the X-ray detection unit 12. An image data generation storage unit 15 for generating and storing image data is provided.

  The X-ray generator 16 includes an X-ray irradiator 11 and a high voltage generator 14. The X-ray irradiator 11 includes an X-ray tube 115 and a movable diaphragm 116. The high voltage generator 14 includes: A high voltage generator 142 and a high voltage control unit 141 are provided.

  The X-ray tube 115 of the X-ray irradiation unit 11 is a vacuum tube that generates X-rays. Electrons emitted from a cathode (filament) are accelerated by a high voltage to collide with a tungsten anode to generate X-rays. The movable diaphragm 116 is used for the purpose of reducing the exposure dose and improving the image quality by irradiating only the region to be imaged with X-rays. The irradiation region of the cone beam emitted from the X-ray tube 115 is used. Is set to a predetermined range.

  The high voltage generator 142 in the high voltage generator 14 generates a high voltage to be applied between the anode and the cathode in order to accelerate the thermal electrons generated from the cathode of the X-ray tube 115, and the high voltage controller 141 Based on the preset X-ray irradiation conditions, the tube current / tube voltage of the high voltage generator 142, the irradiation time, the irradiation repetition period, and the like are controlled.

  On the other hand, the X-ray detection unit 12 converts the X-rays transmitted through the subject 150 into charges and accumulates them, a gate detector 122 for reading out the charges accumulated in the plane detector 121, A projection data generation unit 113 that generates X-ray projection data from the read charges is provided. The X-ray detection method includes a method for directly converting X-rays into electric charges, and a method for once converting into light and then converting them into electric charges. In the present embodiment, the former will be described as an example. I do not care.

  As shown in FIG. 4, the flat detector 121 is configured by two-dimensionally arranging minute detection elements 51 in the column direction and the line direction, and each detection element 51 senses X-rays and makes incident X-rays. A photoelectric film 52 that generates charges according to the dose, a charge storage capacitor 53 that stores charges generated in the photoelectric film 52, and a TFT (thin film transistor) 54 that reads the charges stored in the charge storage capacitor 53 at a predetermined timing. I have. For the sake of simplicity, for example, the flat detector 121 in the case where the detection elements 51 are arranged in two elements in the column direction (vertical direction in FIG. 4) and in the line direction (horizontal direction in FIG. 4). The configuration of will be described.

  In the flat detector 121 shown in FIG. 4, the first terminals of the photoelectric films 52-11, 52-12, 52-21, and 52-22 and the charge storage capacitors 53-11, 53-12, 53-21, The first terminal of 53-22 is connected, and the connection point is connected to the source terminals of TFTs 54-11, 54-12, 54-21, 54-22. On the other hand, the second terminals of the photoelectric films 52-11, 52-12, 52-21, 52-22 are connected to a bias power supply (not shown), and charge storage capacitors 53-11, 53-12, 53-21, 53 are connected. The second terminal of -22 is grounded. Further, the gates of the TFTs 54-11 and 54-21 in the line direction are commonly connected to the output terminal 122-1 of the gate driver 122, and the gates of the TFT 54-12 and TFT 54-22 are connected to the output terminal 122- of the gate driver 122. 2 are commonly connected.

  On the other hand, the drain terminals of the TFTs 54-11 and 54-12 in the column direction are commonly connected to the signal output line 59-1, and the drain terminals of the TFTs 54-21 and 54-22 are commonly connected to the signal output line 59-2. . The signal output lines 59-1 and 59-2 are connected to the projection data generation unit 113. On the other hand, the gate driver 122 supplies a drive pulse for reading to the gate terminal of the TFT 54 in order to read the signal charge generated in the photoelectric film 52 of the detection element 51 and accumulated in the charge storage capacitor 53 by X-ray irradiation. .

  Returning to FIG. 3, the projection data generation unit 113 converts the charge read from the flat detector 121 into a voltage, a charge / voltage converter 123, and converts the output of the charge / voltage converter 123 into a digital signal. An A / D converter 124 and a parallel / serial converter 125 that converts X-ray projection data read out in parallel in units of lines from the flat detector 121 and converted into digital signals into time series signals are provided. The charge / voltage converter 123 and the A / D converter 124 described above are configured with the same number of channels as the signal output line 59 in the flat detector 121.

  Next, the movement mechanism unit 13 moves the movable diaphragm 116 in the X-ray irradiating unit 11 to move the diaphragm movement control unit 131 and the top plate 17 in the body axis direction of the subject 150 (Y direction in FIG. 3) and A top plate moving mechanism 132 for moving in a direction perpendicular to the body axis (X direction in FIG. 3), and a holding unit (not shown) to which the X-ray irradiation unit 11 and the X-ray detection unit 12 (imaging system) are attached. And a mechanism control unit 135 for controlling the diaphragm movement control unit 131, the top plate movement mechanism 132, and the holding unit movement mechanism 133.

  On the other hand, the image data generation storage unit 15 sequentially stores the projection data converted into the time-series signals in the line direction by the parallel / serial converter 125 in the projection data generation unit 113 of the X-ray detection unit 12 to obtain a two-dimensional image. Generate data.

(Medical information storage procedure)
Next, the medical information storage procedure in this embodiment will be described with reference to the flowchart of FIG. In this case, patient information such as patient ID, patient name, date of birth, and disease name of the patient is stored in a RIS (radiation information system) connected via the network NW together with collected examination data. However, the doctor in charge may newly input in the input unit 8.

  First, the doctor in charge of the patient inputs an examination order instruction signal for generating and storing image data (X-ray image data) at the input unit 8 connected via the network NW, and connects to the same network NW. The transmitted RIS transmits an inspection order according to this instruction signal (step S1 in FIG. 5), and the transmitted inspection order is transmitted to the identification information generating unit 2 via the network NW and the system control unit 9. To be supplied.

  The identification information generating unit 2 that has received the examination order from the system control unit 9 generates patient identification information for this examination order. At this time, the image diagnostic apparatus (X-ray diagnostic apparatus) is specified, and further patient identification information (for example, “X-01-1001”) that does not overlap with other patients in this image diagnostic apparatus is set (FIG. 5). Step S2). Then, the identification information generation unit 2 supplies the generated patient identification information to the input unit 8 via the system control unit 9 and the network NW, and displays the examination order instruction signal by displaying it on the display panel of the input unit 8, for example. Notify the entered doctor. Further, the identification information generation unit 2 supplies the above patient identification information to the medical information DB unit 3 and the identification information DB unit 4.

  On the other hand, the RIS that has received the examination order instruction signal from the input unit 8 retrieves the patient information of the patient based on the examination order instruction signal, and collects the collected patient information via the network NW and the system control unit 9 as medical information. The data is supplied to the DB unit 3.

  The data input / output control unit 34 of the medical information DB unit 3 supplied with the patient information and the patient identification information stores the patient information added with the patient identification information as incidental information in the patient information storage circuit 32 and the patient identification information as the identification information. Saved in the storage circuit 33. (Step S3 in FIG. 5). Similarly, the CPU of the identification information DB unit 4 stores the supplied patient identification information in an internal storage circuit (step S4 in FIG. 5).

  On the other hand, the system control unit 9 that has received the examination order from the RIS supplies X-ray irradiation conditions to the high voltage control unit 141 in the X-ray generation unit 16 of the image data generation unit 1. The high voltage control unit 141 controls the high voltage generator 142 based on the supplied X-ray irradiation conditions to apply a predetermined high voltage to the X-ray tube 115 of the X-ray irradiation unit 11, and the X-ray tube 115. Irradiates the subject 150 with X-rays via the movable diaphragm 116. Then, the X-ray transmitted through the subject 150 is detected by the flat detector 121 provided behind the subject 150.

  The detection element 51 of the flat detector 121 receives the X-ray transmitted through the subject 150 and accumulates the signal charge proportional to the X-ray transmission amount in the charge storage capacitor 53 of the detection element 51. When the X-ray irradiation is completed, the gate driver 122 supplies a driving pulse to the flat detector 121 to sequentially read out the signal charges in the line direction accumulated in the charge storage capacitor 53 of the detection element 51 in the column direction.

  Next, the read signal charge is converted into a voltage by the charge / voltage converter 123 in the projection data generation unit 113, and further converted into a digital signal by the A / D converter 124, and then a parallel / serial converter. The data is temporarily stored as projection data for one line in 125 memories. The stored projection data is sequentially read out serially in line units and stored in the storage circuit of the image data generation storage unit 15 to generate two-dimensional image data.

  Next, the image data once stored in the image data generation storage unit 15 is supplied to the medical information DB unit 3, and the data input / output control unit 34 that has received the image data receives the above-described patient identification in the image data storage circuit 31. A predetermined storage area associated with the information is searched, and the image data with the patient identification information added as supplementary information is stored in the storage area of the image data storage circuit 31 (step S5 in FIG. 5). That is, both image data and patient information are stored in each storage circuit in the medical information DB unit 3 with patient identification information added as supplementary information.

(Medical information film printing procedure)
Next, the medical information film printing procedure in this embodiment will be described with reference to the flowchart of FIG.

  The doctor in charge of the patient first selects the film printing mode in the input unit 8 and then has already been notified from the identification information generation unit 2 via the system control unit 9 of the patient identification information “X-01-10001” of the patient. Is input as designated identification information (step S11 in FIG. 6), and a film printing command is further input (step S12 in FIG. 6).

  The system control unit 9 that has received the above-described film printing command and the specified identification information from the input unit 8 via the network NW supplies the specified identification information “X-01-1001” to the identification information DB unit 4, thereby identifying the identification information. The CPU of the DB unit 4 collates a plurality of patient identification information stored in its own storage circuit with the specified identification information (step S13 in FIG. 6).

  When the same patient identification information as the specified identification information supplied from the input unit 8 exists in the identification information DB unit 4, the collation result is supplied to the data input / output control unit 34 of the medical information DB unit 3. The data input / output control unit 34 reads out patient identification information of the patient stored in the identification information storage circuit 33. Furthermore, the data input / output control unit 34 reads out the image data to which the patient identification information is added as supplementary information and the patient information that can be disclosed from the image data storage circuit 31 and the patient information storage circuit 32 and together with the patient identification information. The data is supplied to the print data generation unit 5 (step S14 in FIG. 6).

  Next, the print data generation unit 5 synthesizes the image data, patient identification information, and disclosing patient information supplied from the medical information DB unit 3, for example, film printing according to a predetermined format shown in FIG. 2. The printing data for is generated (step S15 in FIG. 6). Then, the obtained printing data is supplied to a separately connected film printer, and the above-described medical information is printed on the film (step S16 in FIG. 6). In parallel with the execution of the film printing, the CPU of the identification information DB unit 4 supplies the above collation result to the input unit 8 via the system control unit 9 and the network NW, and indicates that the film printing has been executed. Notify your doctor.

  On the other hand, if the same patient identification information as the specified identification information sent from the input unit 8 does not exist in the identification information DB unit 4 in step S13 described above, the collation result is received from the CPU of the identification information DB unit 4. Then, the system control unit 9 stops the film printing (step S17 in FIG. 6) and notifies the doctor in charge of the input unit 8 that the film printing is impossible.

(Medical information film interpretation procedure)
Next, the film interpretation procedure for medical information in this embodiment will be described with reference to the flowchart of FIG.

  When the doctor in charge of the patient interprets the image data printed on the film, for example, an optical character reader in the identification information detection unit 6 arranged in the vicinity of the Schaukasten is used as the patient identification information printing area 52 ( 2), the characters and numbers of the patient identification information printed in the patient identification information print area 52 are read. Next, the detected identification information “X-01-1001” is detected by identifying characters or numbers by collating the read data with a prestored pattern, and this detected identification information is supplied to the identification information DB unit 4 ( Step S21 in FIG.

  The CPU of the identification information DB unit 4 to which the above-described detection identification information is supplied collates the plurality of patient identification information stored in its own storage circuit with the above-described detection identification information (step S22 in FIG. 7).

  And when the same patient identification information as the detection identification information supplied from the identification information detection part 6 exists in the identification information DB part 4, the collation result is shown in the data input / output control part of the medical information DB part 3. 34, and the data input / output control unit 34 is a patient to which the same patient identification information as the detected identification information is added as supplementary information from among a plurality of patient identification information stored in the patient information storage circuit 32. Information is read out and supplied to the display data generation circuit of the patient information display unit 7 (step S23 in FIG. 7).

  On the other hand, the patient information display unit 7 to which the patient information corresponding to the detected identification information is supplied converts these data into a predetermined display format and displays it on the monitor. Subsequently, the doctor in charge confirms that the patient information displayed on the patient information display unit 7 and the patient information described in the patient's medical record brought by the patient information are to be interpreted by the patient. Is confirmed (step S24 in FIG. 7). Then, image interpretation is performed on the image data of the film affixed to the Schaukasten (step S25 in FIG. 7), and the film interpretation is terminated (step S26 in FIG. 7).

  On the other hand, when the same patient identification information as the detected identification information supplied from the identification information detection unit 6 does not exist in the identification information DB unit 4 in the above-described step S22, the collation result is obtained from the CPU of the identification information DB unit 4. For example, the system control unit 9 receives the message on the patient information display unit 7 and stops the interpretation of the film (step S27 in FIG. 7).

  According to the first embodiment of the present invention described above, patient information that cannot be disclosed is disclosed to a third party by adding patient identification information to the patient information and image data of the patient and storing it. It is possible to manage image data in a unified manner.

  Further, when the image data is printed on a film, the patient identification information is read together with the image data and printed on the film instead of the patient information that cannot be disclosed, so that the leakage of the patient information can be prevented.

  Further, when the image data printed on the film is read, the stored patient information is read based on the patient identification information printed together with the image data, and the patient information is displayed on a predetermined display unit. Since the patient can be easily confirmed, it is possible to prevent the patient from being mistaken in the film interpretation.

  In addition, since patient information is displayed on a dedicated monitor in film interpretation, detailed information can be obtained in comparison with conventional patient information printed on a film.

  A feature of the second embodiment of the present invention described below is patient information management that can be managed centrally by adding patient identification information to the image data and patient information of the patient obtained by the medical image diagnostic apparatus. The system is configured independently of the diagnostic imaging apparatus.

  This patient information management system performs film printing for the purpose of preventing leakage of patient information and film interpretation for the purpose of preventing patient confusion.

(Configuration of patient information management system)
The configuration of the patient information management system according to the second embodiment of the present invention will be described with reference to FIG. In addition, in the block diagram which shows the whole structure of the patient information management system shown in FIG. 8, the unit which has the same function as the medical image diagnostic system 100 of FIG. 1 adds the same code | symbol, and abbreviate | omits detailed description.

  That is, the patient information management system 200 is connected to the identification information generating unit 2 that generates patient identification information based on the examination order supplied from the RIS connected via the network NW and the RIS or the network NW. A patient information supplied from the input unit 8 and a medical information DB unit 3 for storing the patient identification information as additional information for image data generated in a medical image diagnostic apparatus (not shown) provided separately; An identification information DB unit 4 that stores and collates identification information, and a print data generation unit 5 that generates print data for film printing image data, patient information that can be disclosed, and patient identification information are provided.

  Further, the patient information management system 200 includes an identification information detection unit 6 that detects patient identification information printed together with image data on a film, and a medical information DB unit 3 based on the detected patient identification information (detection identification information). A patient information display unit 7 for displaying the patient information read out from the input unit, and an input unit 8 for inputting a test order instruction signal, a film print command signal, designation identification information, and the like, and the above-mentioned units. A system control unit 9 for controlling the system is provided.

(Medical information storage procedure)
Next, the medical information storage procedure in this embodiment will be described with reference to the flowchart of FIG. First, the doctor in charge of the patient inputs an examination order instruction signal for generating and storing image data in a medical image diagnostic apparatus separately installed in the input unit 8 connected via the network NW. The RIS connected to the NW transmits an inspection order according to this instruction signal. The transmitted inspection order is supplied to the identification information generation unit 2 via the network NW and the system control unit 9.

  The identification information generating unit 2 that has received the examination order from the system control unit 9 generates patient identification information for this examination order. Next, this patient identification information is supplied to the input unit 8 via the system control unit 9 and the network NW, and notified to the doctor in charge who has input the examination order instruction signal. Further, the identification information generation unit 2 supplies the above patient identification information to the medical information DB unit 3 and the identification information DB unit 4.

  On the other hand, the examination order instruction signal input at the input unit 8 is supplied to the RIS via the network NW, and the patient information of the patient is retrieved based on the examination order instruction signal. The collected patient information is supplied to the medical information DB unit 3 via the network NW and the system control unit 9.

  The data input / output control unit 34 of the medical information DB unit 3 supplied with the patient information and the patient identification information stores the patient information added with the patient identification information as incidental information in the patient information storage circuit 32 and the patient identification information as the identification information. Saved in the storage circuit 33. Similarly, the CPU of the identification information DB unit 4 stores the supplied patient identification information in an internal storage circuit.

  On the other hand, the system control unit 9 that has received the examination order from the RIS supplies an instruction signal for generating image data to the medical image diagnostic apparatus. Then, the image data of the patient generated by the medical image diagnostic apparatus based on the instruction signal is supplied to the medical information DB unit 3, and the data input / output control unit 34 that receives the image data in the image data storage circuit 31. A predetermined storage area associated with the above-described patient identification information is searched, and image data with the patient identification information added as supplementary information is stored in the storage area of the image data storage circuit 31.

  Next, film printing and film interpretation are performed using the image data or patient information stored in the medical information DB unit 3, but since these procedures are the same as those in the first embodiment, the description thereof will be omitted.

  According to the second embodiment of the present invention described above, the same effects as those of the first embodiment can be obtained, and since the medical image diagnostic apparatus is configured independently, any medical image can be obtained. It is possible to connect and use the diagnostic apparatus in common.

  As mentioned above, although the Example of this invention has been described, this invention is not limited to the above-mentioned Example, It can change and implement. For example, in the film printing of the image data in the above-described embodiment, the case where the patient identification information generated by the identification information generating unit 2 at the time of inputting the examination order is directly printed on the film together with the image data is described. It may be converted into a barcode, and the obtained barcode may be printed on a film together with image data. In this case, the print data generation unit 5 has a function of converting patient identification information into a barcode, and the identification information detection unit 6 has a function of converting this barcode into original patient identification information (detection identification information). Prepare. According to this method, it is possible to more strictly prevent leakage of patient information during film printing.

  In the above-described embodiment, unified management of image data and patient information is performed based on the patient identification information. However, more strict patient information management is performed by the unified management based on the patient identification information and the access right of the doctor. Can do. For example, the doctor in charge inputs his / her access right information at the same time as inputting the test order, and stores the access right information and patient identification information generated based on the test order in the identification information DB unit 4. On the other hand, in the film interpretation, the doctor in charge supplies the patient identification information (detection identification information) detected by the identification information detection unit 6 and his access right information to the identification information DB unit 4, thereby having the access right. Only the patient information of the patient can be observed.

  In addition, the identification information detection part 6 in the above-mentioned Example may be provided as a part of Schaukasten. That is, by incorporating the identification information detection unit 6 in the Sherkasten, it is possible to detect patient information printed on the film simply by attaching the film to the Sherkasten at the time of film interpretation. It is reduced and diagnostic efficiency improves.

  On the other hand, the patient information storage circuit 32 of the medical information DB unit 3 stores other examination data such as specimen examination data and biological signal measurement data for the patient together with the patient information, and these examinations are displayed in the patient information display at the time of film interpretation. Data may be displayed as reference data. The diagnostic accuracy is improved by referring to the inspection data.

  In the above-described embodiment, the input unit 8 is connected to the medical image diagnostic system 100 or the system control unit 9 of the patient information management system 200 via the network NW. You may connect directly. On the other hand, the patient information display unit 7 and the identification information detection unit 6 may be connected to the medical information DB unit 3 or the identification information DB unit 4 via the network NW.

1 is a block diagram showing the overall configuration of a medical image diagnostic system in a first embodiment of the present invention. The figure which shows the specific example of the printing data produced | generated in the printing data production | generation part of the Example. The block diagram which shows the X-ray image data generation part as a specific example of the image data generation part in the Example. The figure which shows the structure of the plane detector in the image data generation part of the Example. The flowchart which shows the storage procedure of the medical information in the Example. The flowchart which shows the film printing procedure of the medical information in the Example. The flowchart which shows the film interpretation procedure of the medical information in the Example. The block diagram which shows the whole structure of the patient information management system in 2nd Example of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Image data generation part 2 ... Identification information generation part 3 ... Medical information DB part 4 ... Identification information DB part 5 ... Print data generation part 6 ... Identification information detection part 7 ... Patient information display part 8 ... Input part 9 ... System Control unit 31 ... Image data storage circuit 32 ... Patient information storage circuit 33 ... Identification information storage circuit 100 ... Medical image diagnostic system 200 ... Patient information management system

Claims (14)

Image data generating means for generating image data for a patient based on an examination order;
Identification information generating means for generating patient identification information based on the examination order;
Identification information storage means for storing the patient identification information;
Medical information storage means for adding and storing the patient identification information to the patient information and the image data of the patient;
Using the image data and the patient identification information read out from the medical information storage means based on the collation result of the patient identification information specified in the film printing and the patient identification information stored by the identification information storage means A medical image diagnostic system comprising a printing data generation means for generating film printing data.   An identification information detecting means for detecting the patient identification information in the film printing data printed on a film; and a patient information display means for displaying the patient information stored in the medical information storage means. The patient information read from the medical information storage means is displayed based on the collation result of the patient identification information detected by the identification information detection means and the patient identification information stored in the identification information storage means The medical image diagnostic system according to claim 1. Image data generating means for generating image data for a patient based on an examination order;
Access right setting means for setting the access right;
Identification information generating means for generating patient identification information based on the examination order;
Identification information storage means for storing the patient identification information and the access right;
Medical information storage means for adding and storing the patient identification information to the patient information and the image data of the patient;
A film using the image data and the patient identification information read from the medical information storage means based on the collation result of the patient identification information designated in the film printing and the patient identification information stored in the identification information storage means Printing data generation means for generating printing data;
Identification information detection means for detecting the patient identification information in the film-printed data for film printing;
Access right information input means for inputting access right information;
Comprising patient information display means for displaying the patient information stored in the medical information storage means,
The patient information display means includes the patient identification information detected by the identification information detection means, the access right information input by the access right information input means, the patient identification information stored in the identification information storage means, and A medical image diagnostic system, wherein patient information read from the medical information storage means is displayed based on the access right collation result.   The patient information stored in the medical information storage means is composed of patient information that can be disclosed and patient information that cannot be disclosed, and the data generation means for printing includes the patient identification information instead of the patient information that cannot be disclosed. The medical image diagnostic system according to claim 1, wherein the film printing data is generated using a computer.   The printing data generation unit generates the film printing data by using the image data read from the medical information storage unit, the patient identification information, and the disclosed patient information. Item 5. The medical image diagnostic system according to Item 4.   The printing data generation means includes modulation means for modulating the patient identification information supplied from the medical information storage means, and generates the film printing data using the modulated patient identification information and the image data. The medical image diagnosis system according to claim 1, wherein the medical image diagnosis system is a medical image diagnosis system.   7. The medical image diagnosis system according to claim 6, wherein the identification information detection unit includes a demodulation unit that demodulates the modulated patient identification information in the film-printed data for film printing.   The printing data generation means generates film printing data using the image data to which the same patient identification information as the patient identification information specified in film printing is added and the patient identification information. The medical image diagnostic system according to claim 1 or 3.   The said patient information display means displays the said patient information to which the same patient identification information as the said patient identification information detected by the said identification information detection means was added, The Claim 2 or Claim 3 characterized by the above-mentioned. Medical diagnostic imaging system.   The medical image diagnostic system according to claim 1 or 3, wherein the patient information and the examination order are supplied from a radiation information system (RIS) connected via a network. Identification information generating means for generating patient identification information based on an examination order;
Identification information storage means for storing the patient identification information;
Medical information storage means for adding and saving the patient identification information to the image data generated for the patient based on the examination order and the patient information of the patient;
Using the image data and the patient identification information read from the medical information storage unit based on the collation result between the patient identification information specified in the film printing and the patient identification information stored in the identification information storage unit A patient information management system comprising printing data generation means for generating film printing data.   An identification information detecting means for detecting the patient identification information in the film printing data printed on a film; and a patient information display means for displaying the patient information stored in the medical information storage means. The patient information read from the medical information storage means is displayed based on the collation result of the patient identification information detected by the identification information detection means and the patient identification information stored in the identification information storage means The patient information management system according to claim 11. Entering an inspection order;
Generating and storing patient identification information based on the examination order;
Adding and saving the patient identification information to the image data and patient information collected based on the examination order;
The patient identification information designated in the film printing is compared with the stored patient identification information, and the image data to which the same patient identification information as the designated patient identification information is added and the patient identification information are used. A method for managing patient information, comprising the step of generating data for printing. Entering an inspection order;
Generating and storing patient identification information based on the examination order;
Adding and saving the patient identification information to the image data and patient information collected based on the examination order;
The patient identification information designated in the film printing is compared with the stored patient identification information, and the image data to which the same patient identification information as the designated patient identification information is added and the patient identification information are used. Generating print data; and
Detecting patient identification information in the film-printed data film-printed;
The detected patient identification information and the stored patient information are collated, and the patient information to which the same patient identification information as the detected patient identification information is added is displayed. Patient information management method.

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