WO2000053095A1 - Dispositif et procede d'imagerie ultrasonique - Google Patents

Dispositif et procede d'imagerie ultrasonique Download PDF

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Publication number
WO2000053095A1
WO2000053095A1 PCT/JP2000/001319 JP0001319W WO0053095A1 WO 2000053095 A1 WO2000053095 A1 WO 2000053095A1 JP 0001319 W JP0001319 W JP 0001319W WO 0053095 A1 WO0053095 A1 WO 0053095A1
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WO
WIPO (PCT)
Prior art keywords
image
ultrasonic
probe
mark
subject
Prior art date
Application number
PCT/JP2000/001319
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English (en)
Japanese (ja)
Inventor
Akira Hashimoto
Akira Tsuboi
Kazuhiro Sakakibara
Original Assignee
Hitachi Medical Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Medical Corporation filed Critical Hitachi Medical Corporation
Publication of WO2000053095A1 publication Critical patent/WO2000053095A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52053—Display arrangements
    • G01S7/52055—Display arrangements in association with ancillary recording equipment

Definitions

  • the present invention relates to an ultrasonic imaging apparatus and method for acquiring an image of a region to be imaged using an ultrasonic wave, displaying the acquired image, and storing the acquired image in an image storage device.
  • the present invention relates to an ultrasonic imaging apparatus and method capable of searching for and displaying an image of a subject, and of comparing the image being acquired with the desired image.
  • an ultrasonic imaging apparatus In an ultrasonic imaging apparatus, a probe is brought into contact with a subject, an ultrasonic wave is applied from the probe to the inside of the subject, and an ultrasonic wave reflected at an imaging portion is received by the probe. To collect echo signals. Then, by constructing an image from the echo signal, an ultrasonic image of the region to be imaged is obtained.
  • a conventional ultrasonic imaging apparatus includes an acquired ultrasonic image, a body mark schematically representing a subject at the time of acquiring the ultrasonic image, a probe mark schematically representing a probe, and the like (hereinafter, various marks are referred to as various marks). ) On the image display unit, and image storage means for storing a plurality of ultrasonic images.
  • the desired ultrasound image is retrieved from the image storage means and displayed on the screen of the image display unit, the desired image is retrieved by specifying only the image name including the patient ID, the name of the part to be imaged, the date of imaging, and the like. I do.
  • an ultrasonic image is acquired for a certain imaging target site.
  • a good model image hereinafter referred to as a textbook image
  • Japanese Unexamined Patent Publication No. HEI 3-2-234443 discloses an image display method in an X-ray CT (Computed Tomography) apparatus.
  • a scale indicating a position of a series of CT images is displayed, and a desired CT image is searched and displayed based on the scale.
  • the operator presses the probe against the subject to acquire images in various modes, and thus the subjects have different sizes.
  • the known technique relating to the X-ray CT apparatus cannot be directly applied to the ultrasonic imaging apparatus.
  • the present invention has been made in view of the above circumstances, and can easily and accurately search for and display a desired ultrasonic image from an image storage device, and can search for an ultrasonic image that is being acquired. It is an object of the present invention to provide an ultrasonic imaging device that can be easily compared with an image. Disclosure of the invention
  • an ultrasonic imaging apparatus irradiates an object with ultrasonic waves, receives ultrasonic waves reflected from the object, and forms an image from the received ultrasonic waves.
  • Acquiring an ultrasonic image of the subject by performing the operation, displaying the acquired ultrasonic image on a display device, storing an ultrasonic image in the ultrasonic imaging device, an image storage device,
  • An image search device that searches for at least one of the plurality of ultrasonic images stored in the image storage device and displays it on the display device in parallel with the acquired ultrasonic image. It is characterized by.
  • the ultrasonic imaging method includes: applying an ultrasonic wave to a subject; Receiving an emitted ultrasonic wave, acquiring an ultrasonic image of the subject by composing an image from the received ultrasonic wave, and displaying the acquired ultrasonic image on a display device, an ultrasonic imaging method (A) retrieving at least one of the plurality of ultrasound images from an image storage device storing a plurality of ultrasound images; and (b) retrieving the at least one of the plurality of ultrasound images in the step (a). Displaying one ultrasonic image on the display device in parallel with the acquired ultrasonic image.
  • an ultrasonic imaging apparatus irradiates an ultrasonic wave to a subject, receives an ultrasonic wave reflected from the subject, and forms an image from the received ultrasonic wave.
  • An ultrasonic image of the subject is acquired by performing the operation, and the acquired ultrasonic image is displayed on a display device.
  • an image acquisition state representing a state at the time of acquiring the ultrasonic image Displaying a mark on the display device; an image acquisition state mark display device; storing a plurality of ultrasonic images; an image storage device; and at least one of the plurality of ultrasonic images stored in the image storage device.
  • an image retrieval device for retrieving one using the image acquisition state mark and displaying the retrieved image on the display device.
  • the ultrasonic imaging method may include: applying an ultrasonic wave to a subject; receiving an ultrasonic wave reflected from the subject; and forming an image from the received ultrasonic wave to form an image of the subject.
  • An ultrasonic imaging method of acquiring an ultrasonic image and displaying the acquired ultrasonic image on a display device wherein: (a) an image acquisition state mark indicating a state at the time of acquiring the ultrasonic image is displayed on the display device; (B) retrieving at least one of the plurality of ultrasound images from the image storage device that stores the plurality of ultrasound images using the image acquisition state mark; Displaying the at least one ultrasonic image retrieved in the step (b) on the display device.
  • a desired ultrasonic image can be easily and accurately retrieved and displayed from the image storage device.
  • the acquired ultrasound image and the at least one searched ultrasound The image is displayed in parallel on the display device.
  • the operator can easily compare the acquired ultrasonic image with the retrieved ultrasonic image (for example, a textbook image).
  • the image acquisition state mark is a mark representing a state of the subject at the time of acquiring the ultrasonic image, a mark representing a position of a probe at the time of acquiring the ultrasonic image,
  • the mark includes at least one of a mark indicating a direction of the probe when acquiring a sound wave image, and a mark indicating a type of the probe.
  • the image storage device may include a device that reads the ultrasound image from a removable recording medium that stores the ultrasound image, or a device that reads the ultrasound image from an external storage device that stores the ultrasound image.
  • FIG. 1 is a block diagram illustrating a configuration of an ultrasonic imaging apparatus according to an embodiment of the present invention.
  • FIG. 2 is an explanatory diagram illustrating contents of an address table according to the embodiment of the present invention.
  • FIG. 4 is a diagram illustrating a body mark according to an embodiment of the present invention.
  • FIG. 4 is a diagram illustrating information indicating a position of a probe mark according to the embodiment of the present invention.
  • FIG. 5 is a diagram illustrating an embodiment of the present invention.
  • FIG. 6 is a diagram illustrating a probe mark according to an embodiment of the present invention, and
  • FIG. 6 is a flowchart illustrating an operation of the ultrasonic imaging apparatus according to the embodiment of the present invention.
  • the ultrasonic imaging apparatus includes a probe 1, an ultrasonic transmission / reception unit 2, a video random access memory (RAM) 3, an image data storage unit 4, It has a display circuit section 5, an image display section 6, a central processing unit 7, an input device section 8, and an image storage device 9, and further has an image registration device 10, an image search device 11, and an address.
  • Table 1 1 is provided.
  • This ultrasonic imaging apparatus irradiates an ultrasonic wave from the probe 1 into the subject, receives the ultrasonic wave reflected by the imaging target by the probe 1, collects echo signals, 0
  • an ultrasonic image of the region to be imaged is obtained.
  • the probe 1 sends an ultrasonic wave toward an imaging part in the subject and receives a reflected wave from the imaging part.
  • the probe 1 is a source of the ultrasonic wave and receives the reflected wave.
  • a transmitting oscillator (not shown) is provided.
  • the ultrasonic transmission / reception unit 2 controls the probe 1 to generate ultrasonic waves to the probe 1, and detects an echo signal from the reflected wave received by the probe 1, and includes: A pulse generator, a receiving amplifier and their control circuits (not shown) are provided.
  • the ultrasonic transmission / reception unit 2 forms an ultrasonic image (for example, a tomographic image) from the echo signals, and generates an ultrasonic image (for example, a tomographic image).
  • the video RAM 3 automatically stores ultrasonic image data sequentially output from the ultrasonic transmission / reception unit 2, and is composed of a memory which can be written and read at any time.
  • the image data storage unit 4 temporarily stores the ultrasonic image data output from the ultrasonic transmission / reception unit 2, and is composed of, for example, a cine memory, and is one of image storage devices for storing a plurality of ultrasonic images. It is.
  • the display circuit section 5 reads out the ultrasonic image data from the video RAM 3, converts it into an analog signal and outputs a video signal for display, and has a D / A converter and a video signal converter inside. A circuit is provided.
  • the image display unit 6 receives an image signal output from the display circuit unit 5 and displays it as an ultrasonic image 13.
  • the image display unit 6 includes a cathode ray tube (CRT) monitor or a liquid crystal display (LCD) monitor, and has a screen.
  • Various marks 14 such as a body mark schematically representing the subject and a probe mark schematically representing the probe are displayed in a part of the part.
  • the central processing unit ⁇ controls the operation of each of the above-described components of the ultrasonic imaging apparatus, and the central processing unit 7 and the image data storage unit 4 are provided with various marks indicating states at the time of acquiring an ultrasonic image.
  • a device for generating 14 is configured.
  • the input device section 8 is used by an operator to input various operation commands and diagnostic information to the central processing unit 7, and includes, for example, a keyboard, a mouse, a trackball, a joystick, and the like.
  • the image storage device 9 stores a large number of ultrasonic images in order to acquire and use a textbook image from an external information source.
  • the image storage device 9 stores a plurality of ultrasonic images.
  • the image storage device 9 may be a device that reads an ultrasonic image from a removable recording medium (for example, a CD-ROM or a DVD-ROM) or a communication device (for example, a local area network (LAN) ) Or the Internet) to read an ultrasonic image from a storage device (for example, a computer, a data storage device, or a data reading device) external to the ultrasonic imaging device.
  • a removable recording medium for example, a CD-ROM or a DVD-ROM
  • a communication device for example, a local area network (LAN) ) Or the Internet
  • the central processing unit 7 is connected to an image registration device 10 and an image search device 11 to which an address table 12 is connected.
  • the image registration device 10 stores information for specifying certain image data (for example, image data valid as a textbook image), for example, information about various marks such as a body mark and a probe mark in the address table 12. It is something to write.
  • the image search device 11 searches for a desired image (for example, a textbook image) based on information on various marks written in the address table 12.
  • the image registration device 10 uses the various marks generated by the various mark generation devices (4, 7) to store the image data storage unit 4 and the image storage device 9.
  • An apparatus for retrieving a desired ultrasonic image from the device is constructed.
  • the eight types of body marks (I) to () are: front, right front diagonal, right side, right rear, back, left rear, left side ,,, And left diagonally forward, schematically represent the subject viewed from.
  • the number of types of the body mark is not limited to eight, and the body mark may indicate the state of the subject more roughly or in more detail.
  • body marks representing other parts of the subject such as the head and limbs may be prepared.
  • FIG. 4 is a diagram showing information indicating a position of a probe mark according to the embodiment of the present invention.
  • each of the nine regions (I) to (IX) roughly represents the position of the probe mark on a selected bodymark.
  • the number of segmented areas is It is not limited to 9 and may be more or less.
  • eight types of probe marks (I) to (VII) are lower, diagonally lower left, left, diagonally upper left, upper, diagonally upper right, right, and lower, respectively. And the probe directed diagonally below and to the right is schematically shown.
  • the number of types of probe marks is not limited to eight, and the probe marks may indicate the direction of the probe in a more general or more detailed manner.
  • the shape of the probe mark is not limited to the arrow, and may be a shape schematically representing various probes. That is, the probe mark may indicate not only the direction of the probe but also the type.
  • the information specifying the type of body mark, the position of the probe mark, and the type of the probe mark indicates the state at the time of acquiring the ultrasonic image, that is, the state of the subject and the position and direction of the probe. be able to. For example, when the type of the body mark of an ultrasonic image is ( ⁇ 1), the position of the probe mark is ( ⁇ 1), and the type of the probe mark is (III), the ultrasonic image is It was obtained by a probe placed vertically on the groove.
  • the image registration device 10 and the image search device 11 are managed by an address table 12.
  • the address table 12 contains the data number of each textbook image 15 (associated with the address in the image data storage unit 4 or the image storage device 9 of the data) and the textbook image 15 when the textbook image 15 is obtained. Information about various marks such as a body mark and a probe mark indicating the state of the mark is registered in advance.
  • the desired textbook image data is searched from the image data storage unit 4 or the image storage device 9 by the image search device 11 based on the information registered in the address table 12, and the searched textbook image data is stored in the video RAM 3. Is output to the image display unit 6 via the display circuit unit 5, and is displayed as a textbook image 15 on the screen.
  • a textbook image can be obtained from an information source such as a CD-ROM or a storage device external to the ultrasonic imaging device. Also, as shown in FIG. 1, by outputting the ultrasound image data 13 ′ and the textbook image data 15 ′ to the video RAM 3, the currently acquired ultrasound image is displayed on the screen of the image display unit 6. 1 3 and the searched textbook image 15 can be displayed in parallel. o
  • the probe 1 When acquiring and displaying an ultrasonic image, the probe 1 is pressed against the object, the ultrasonic wave is applied to the object to be imaged in the object by the probe 1, and reflected from the object to be imaged. The ultrasonic waves received by the probe 1 are received. Then, the ultrasonic transmitting / receiving unit 2 collects echo signals from the reflected waves received by the probe 1 to generate image data. The generated image data is output to the video RAM 3 and sent to the image display unit 6 via the display circuit unit 5. Thereby, the ultrasonic image 13 is displayed on the screen of the image display unit 6.
  • the acquired image data of the ultrasonic image is sequentially stored in the image data storage unit 4.
  • the operator transmits information such as the state of the subject, the position of the probe 1 and the direction of the probe 1 at the time of acquiring the ultrasonic image via the input device unit 8 before or after the image acquisition. input.
  • a menu of input item candidates prepared in advance is preferably displayed on the image display section 6 so that the operator can select and input items from the displayed menu.
  • the type of the body mark, the position of the probe mark, the type of the probe mark, and the like are sequentially registered in the address table 12 together with the data number of the ultrasonic image.
  • the data number of the ultrasonic image is associated with the address of the ultrasonic image data in the image data storage unit 4. Then, on the screen of the image display unit 6, as shown in FIG. 1, an ultrasonic image 13 is displayed as an image being acquired, and various marks 14 at that time are displayed on a part of the screen. You.
  • the operator When acquiring an ultrasonic image, the operator inputs information representing the image acquisition state of the ultrasonic image 13 being acquired via the input device unit 8. Specifically, first, a body mark indicating the state of the subject at the time of acquiring the ultrasound image 13 being acquired is selected (step S 1), and then the image acquisition of the ultrasound image 13 being acquired is performed. Prober that indicates the position of transducer 1 The position of the probe is selected (step S2), and thereafter, the probe mark indicating the direction of the probe 1 at the time of image acquisition of the ultrasonic image 13 being acquired is selected (step S3). The input information is registered in the address table together with the data number of the ultrasonic image by the image registration device 10.
  • step S4 the operator selects whether or not to search and display a desired image (a textbook image in the present embodiment) (step S4).
  • search and display a textbook image go to the "YES" side, activate the image search device 11, and enter step S5.
  • the image search device 11 searches the textbook image data registered in the address table 12 based on the selected type of the body mark, the position of the probe mark, and the information of the type of the probe mark. The number is specified, and the image data is taken out from the image data storage unit 4 or the image storage device 9 (step S5).
  • This step may be automatically performed by the image search device 11 or may be performed while the image search device 11 interacts with the operator via the image display unit 6 and the input device unit 8.
  • the extracted textbook image data is sent to the video RAM 3 and output to the image display unit 6 via the display circuit unit 5.
  • the ultrasound image 13 being acquired and the textbook image 15 of the corresponding imaging target are displayed on the image display unit 6 in two screens in parallel (step S6).
  • the operator can easily determine whether or not the currently acquired image is appropriate as an image of the imaging target by comparing the acquired ultrasonic image 13 with the textbook image 15. Therefore, even an unskilled operator can acquire an appropriate ultrasonic image 13 in a short time.
  • information indicating the state of the image acquisition that the operator intends to perform may be input in advance, and the textbook image may be searched and displayed. In this case, the operator can perform image acquisition while comparing the acquired and displayed ultrasonic image with the previously displayed textbook image.
  • step S4 If you do not want to search and display textbook images, go to the "NO" side in step S4 to display only the currently acquired ultrasonic image 13 (step S7).
  • the textbook image is searched and displayed, but the present invention is not limited to this.
  • the image to be searched and displayed may be any desired image.
  • a past image of the same subject in the same subject at the same subject may be retrieved and displayed. Even in this case, a desired image can be accurately and easily retrieved and displayed by using a body mark or a probe mark.
  • the address table 12 shown in Fig. 2 shows an example in which the type of body mark, the position of the mark, and the type of mark are written in correspondence with each image data number.
  • the present invention is not limited to this.
  • a patient ID, an imaging date, and the like may be added to the address table 12. This makes it easy to narrow down, for example, a search for a desired past image.
  • the information indicating the acquisition state of the ultrasonic image is input by the operator.
  • the probe Information such as the direction of the image data may be automatically detected and used for registration and search of image data.
  • an apparatus for retrieving and displaying a desired ultrasonic image from an image storage device using various marks indicating a state at the time of acquiring the ultrasonic image With this configuration, a desired ultrasonic image can be easily and accurately retrieved and displayed from the image storage device. That is, there is an advantage that an ultrasonic image can be uniquely specified by various marks, and a desired ultrasonic image can be accurately retrieved and displayed in a short time. Furthermore, since the textbook image of the region to be imaged can be searched and displayed on the screen of the image display unit in parallel with the ultrasound image being acquired, the operator can compare the acquired ultrasound image with the textbook image. It is possible to easily determine whether or not the ultrasonic image being acquired is appropriate as an image of the imaging target site. Therefore, there is an advantage that even an inexperienced operator can acquire an appropriate ultrasonic image in a short time.

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Abstract

L'invention concerne un appareil d'imagerie ultrasonique destiné à capturer et à afficher à l'écran une image ultrasonique d'un objet par l'application d'ondes ultrasoniques audit objet, pour recevoir des ondes ultrasoniques réfléchies par l'objet et pour former une image à partir des ondes ultrasoniques reçues. L'appareil d'imagerie ultrasonique comprend une unité d'affichage de marque de l'état de capture d'image, qui est destinée à afficher une marque de l'état de capture d'une image ultrasonique, une unité de stockage d'images pour stocker plusieurs images ultrasoniques et une unité de récupération d'images destinée à récupérer au moins une des images ultrasoniques stockées dans l'unité de stockage d'images au moyen de la marque de l'état de capture d'image, ainsi que pour afficher l'image récupérée sur l'unité d'affichage. Cette invention permet de récupérer facilement et avec précision une image ultrasonique à partir de l'unité de stockage d'images ainsi que d'afficher cette image.
PCT/JP2000/001319 1999-03-05 2000-03-06 Dispositif et procede d'imagerie ultrasonique WO2000053095A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11058468A JP2000254125A (ja) 1999-03-05 1999-03-05 超音波診断装置
JP11/58468 1999-03-05

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WO2000053095A1 true WO2000053095A1 (fr) 2000-09-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112568936A (zh) * 2019-09-30 2021-03-30 佳能医疗系统株式会社 医用图像诊断装置、超声波诊断装置、医用图像系统以及拍摄控制方法

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Publication number Priority date Publication date Assignee Title
JP4969956B2 (ja) * 2006-09-11 2012-07-04 株式会社東芝 超音波診断装置及び超音波診断装置の制御プログラム
JP5190220B2 (ja) * 2007-05-11 2013-04-24 株式会社日立メディコ 超音波診断装置
KR20210094913A (ko) 2020-01-22 2021-07-30 삼성메디슨 주식회사 초음파 진단 장치 및 이에 의한 초음파 영상의 관리 방법

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Publication number Priority date Publication date Assignee Title
JPH08280684A (ja) * 1995-04-18 1996-10-29 Fujitsu Ltd 超音波診断装置
JPH0951876A (ja) * 1995-08-11 1997-02-25 Ge Yokogawa Medical Syst Ltd 医療用診断画像録画検索方法および装置
JPH0981646A (ja) * 1995-09-11 1997-03-28 Toshiba Corp 医用画像検査装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08280684A (ja) * 1995-04-18 1996-10-29 Fujitsu Ltd 超音波診断装置
JPH0951876A (ja) * 1995-08-11 1997-02-25 Ge Yokogawa Medical Syst Ltd 医療用診断画像録画検索方法および装置
JPH0981646A (ja) * 1995-09-11 1997-03-28 Toshiba Corp 医用画像検査装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112568936A (zh) * 2019-09-30 2021-03-30 佳能医疗系统株式会社 医用图像诊断装置、超声波诊断装置、医用图像系统以及拍摄控制方法

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