KR102127177B1 - Ultrasound Imaging Apparatus - Google Patents

Abstract

The present invention is an ultrasound imaging apparatus, which transmits an ultrasound signal to an object of an ultrasound signal by driving a transducer according to a set scan depth and zooming magnification, and continuously receives a plurality of ultrasound data by receiving an echo signal. Acquiring the ultrasound data acquisition unit, the ultrasound image processing unit for generating ultrasound images from the ultrasound data acquired by the ultrasound data acquisition unit, and controls the ultrasound data acquisition unit and the ultrasound image processing unit according to the user's operation and displays the status, It includes a control unit for outputting the generated ultrasound image, wherein the control unit is a first figure representing a range of all images that can be displayed, and at least a portion of the first figure is overlapped and displayed, and displayed on the current screen among all displayable images. And an image range display unit displaying a second figure representing a range of images.

Description

Ultrasound imaging device {Ultrasound Imaging Apparatus}

Disclosed is a technique for operating a medical ultrasound imaging apparatus.

Ultrasound diagnostic devices have non-invasive and non-destructive properties, and are widely used in the medical field for obtaining information inside a subject. It is widely used in the medical field because it is possible to provide a high-resolution image inside the object in real time by using an ultrasound diagnostic device, without the need for surgical surgery to directly cut and observe the object.

The ultrasound diagnostic apparatus irradiates an ultrasound signal generated from a probe transducer to an object, and receives information of an echo signal reflected from the object, such as an object or a region inside the object (eg, soft tissue or blood flow) ).

However, in the existing ultrasound diagnosis apparatus, there is a problem in that it is impossible to know which part of an image the device is measuring is an image displayed on a real screen in a zoom-in state. In addition, it is difficult to tell whether the focus is on the part, or whether it is the actual location of the image, unless it is an experienced user because the focus is not known.

The proposed invention provides a medical ultrasound imaging apparatus for improving convenience in use by improving a point in which an ultrasound diagnosis device does not know an enlarged or movable range in an area currently viewed.

According to one aspect, the ultrasound imaging apparatus continuously transmits a plurality of ultrasound data by transmitting an ultrasound signal to an object of the ultrasound signal and receiving an echo signal by driving the transducer according to the set scan depth and zooming magnification Controlling the ultrasound data acquisition unit and the ultrasound image processing unit according to the user's manipulation, and displaying the status of the ultrasound data acquisition unit to acquire the ultrasound image processing unit for generating ultrasound images from the ultrasound data acquired by the ultrasound data acquisition unit And includes a control unit for outputting the generated ultrasound image, the control unit is displayed on the current screen of the first figure and at least a part of the first figure representing the range of the entire displayable image, and the entire displayable image It includes an image range display unit for displaying a second figure representing the range of the image.

The proposed invention makes it easier to set and improve ease of use by allowing the image displayed on the screen during diagnosis of an ultrasound image to occupy the entire image and the location of the focus at a glance.

1 is a block diagram of an ultrasound imaging apparatus according to an embodiment of the present invention.
2 is a detailed block diagram of an ultrasound data acquisition unit and an ultrasound image processing unit according to an embodiment of the present invention.
3 is a view showing an example of a screen displayed on the ultrasound diagnostic apparatus according to the present invention.
4 is a view for explaining an example of a process of adjusting zooming according to an embodiment of the present invention.
5 is a view for explaining an example of a process for adjusting the scan depth according to an embodiment of the present invention.
6 is a view for explaining an example of the process of adjusting the focus according to an embodiment of the present invention.

Hereinafter, a medical diagnostic report device according to a preferred embodiment will be described in detail with reference to the accompanying drawings. Here, the same reference numerals are used for the same components, and repeated descriptions and detailed descriptions of well-known functions and components that may unnecessarily obscure the subject matter of the invention are omitted. Embodiments of the invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shape and size of elements in the drawings may be exaggerated for a clearer explanation.

Combinations of each block in the accompanying block diagrams and steps of the flow charts may be performed by computer program instructions (execution engines), these computer program instructions being incorporated into a processor of a general purpose computer, special purpose computer or other programmable data processing equipment. As it may be mounted, its instructions, which are executed through a processor of a computer or other programmable data processing equipment, create a means to perform the functions described in each block of the block diagram or in each step of the flowchart.

These computer program instructions can also be stored in computer readable or computer readable memory that can be oriented to a computer or other programmable data processing equipment to implement functionality in a particular way, so that computer readable or computer readable memory The instructions stored in it are also possible to produce an article of manufacture containing instructions means for performing the functions described in each block of the block diagram or in each step of the flowchart.

And since computer program instructions may be mounted on a computer or other programmable data processing equipment, a series of operation steps are performed on the computer or other programmable data processing equipment to create a process that is executed by the computer to generate a computer or other programmable It is also possible for instructions to perform data processing equipment to provide steps for executing the functions described in each block of the block diagram and each step of the flowchart.

Further, each block or each step can represent a module, segment, or portion of code that includes one or more executable instructions for executing specified logical functions, and in some alternative embodiments, referred to in blocks or steps It should be noted that it is also possible for functions to occur out of sequence. For example, two blocks or steps shown in succession may in fact be executed substantially simultaneously, and it is also possible that the blocks or steps are performed in the reverse order of the corresponding function as necessary.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the embodiments of the present invention exemplified below may be modified in various other forms, and the scope of the present invention is not limited to the embodiments described below. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art.

1 is a block diagram of an ultrasound imaging apparatus according to an embodiment of the present invention, and FIG. 2 is a detailed block diagram of an ultrasound data acquisition unit and an ultrasound image processing unit according to an embodiment of the present invention. It is a diagram showing an example of a screen displayed on the ultrasound diagnostic apparatus according to the present invention.

Referring to FIG. 1, an ultrasound imaging apparatus according to an embodiment of the present invention largely includes an ultrasound data acquisition unit 100, an ultrasound image processing unit 200, and a control unit 300. The various configurations described above may be connected to each other through a bus (not shown).

Meanwhile, the ultrasound imaging apparatus 100 may include a display unit 10 and a user input unit 20.

The display unit 1 outputs user manipulation information input from the control unit 300 and an ultrasound image, and outputs zooming, scanning depth, and focus-changed ultrasound images and a corresponding minimap according to the present invention.

The user input unit 2 is a means for receiving user information for providing an ultrasound image according to the present invention. For example, a key input unit that generates key data whenever a key button is pressed, a touch screen, a mouse, and the like may be included. . According to an exemplary embodiment of the present invention, information for processing of the control unit 300 is inputted through the user input unit 2 in conjunction with the display unit 1. At least one of a zooming operation signal, a scan depth operation signal, and a focus change operation It receives one and outputs it to the control unit 300.

In addition, although the user input unit 2 and the display unit 1 are shown as separate in FIG. 1, a user interface in which the user input unit 2 and the display unit 1 are integrated may be configured as a touch screen. It might be.

The ultrasound data acquisition unit 100 drives a transducer according to a set scan depth and zooming magnification according to an embodiment of the present invention, transmits an ultrasound signal to an object, and receives echo signals in plurality Acquire ultrasonic data continuously. The ultrasound image processing unit 200 generates an ultrasound image from the echo signal acquired by the ultrasound data acquisition unit 100. The ultrasound data acquisition unit 100 and the ultrasound image processing unit 200 will be described in detail with reference to FIG. 2.

Referring to FIG. 2, the ultrasound data acquisition unit 100 includes a transducer 110, a transmission/reception switch 120, a transmission unit 130, and a reception unit 140.

The transducer 110 is implemented as an array of transducers formed by combining a plurality of (e.g., 128) transducer elements, and vibrates as an electrical signal is applied and transmits ultrasonic energy, which is acoustic energy. It transmits to the object and receives the signal reflected from the object.

The transmission/reception switch 120 performs a function of switching the transmitter 130 and the receiver 140 so that the transducer 110 alternately performs transmission or reception.

The transmitter 130 supplies an electrical signal to the transducer 110 connected through the transceiver switch 120, and includes a pulse generator 131, a transmission delay unit 132, and a pulser 330. The pulse generator 131 generates pulses for forming transmission ultrasound according to a predetermined pulse repetition frequency (PRF), and the transmission delay unit 132 determines transmission directionality Delay time for applying is applied to the pulse. The pulsar 330 applies a driving signal (or driving pulse) to the transducer 110 at timing corresponding to each pulse to which a delay time is applied.

The receiving unit 140 processes the echo signal received from the transducer 110 connected through the transmission/reception switch 120 to generate ultrasonic data, and generates an amplifier 141, an ADC (analog digital converter, analog digital converter) 142 ), the reception delay unit 143 and the summation unit 144. The amplifier 141 amplifies the echo signal for each channel, and the ADC 142 converts the amplified echo signal to analog-digital conversion. The reception delay unit 143 applies a delay time for determining reception directionality to the digitally converted echo signal, and the summation unit 144 sums up the echo signals processed by the reception delay unit 143. Generate ultrasound data.

The ultrasound image processing unit 200 includes a scan conversion unit 210, an image generation unit 220, and a memory 230, and the scan conversion unit 210 is configured for the ultrasound data generated by the ultrasound data acquisition unit 100. Scan conversion is performed and output, and the image generation unit 220 generates a scan-converted ultrasound image and outputs it to the display unit 1. Meanwhile, the generated ultrasound image may be stored in the memory 230.

Referring back to FIG. 1, the control unit 300 controls the ultrasound data acquisition unit 100 and the ultrasound image processing unit 200 according to a user's manipulation, and outputs a control state or a generated ultrasound image to the display unit 1 Order. According to the present invention, the control unit 300 makes it easier to set the location of the image displayed on the screen when the ultrasound image is diagnosed and the position of the focus at a glance, thereby improving convenience in use.

To this end, the control unit 300 includes an image range display unit 310. Additionally, the imaging manipulation unit 320 and the imaging control unit 330 may be further included.

The image range display unit 310 and the imaging manipulation unit 320 support a graphic user interface (GUI) for ultrasound diagnosis as illustrated in FIG. 3 to receive signals according to user manipulation through the user input unit 2. Process. The imaging control unit 330 controls the ultrasound data acquisition unit 100 and the ultrasound image processing unit 200 according to user manipulation through a GUI.

The image range display unit 310 displays a first figure representing a range of the entire displayable image, and a second portion representing a range of an image displayed on the current screen among at least a portion of the first figure, and at least partially overlapping the display. Display the figure. Referring to FIG. 3, the image range display unit 310 represents the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 can be output to the first figure 10a of the minimap 10. 2, the figure 10b expresses a range of images displayed on the current screen 40 among all displayable images according to the set scan depth and zooming magnification.

The imaging manipulation unit 320 includes at least one of a zoom adjustment unit 321, a depth adjustment unit 322, and a focus adjustment unit 323, and each operation will be described in detail with reference to FIGS. 3 to 6 do.

4 is a view for explaining an example of a process of adjusting zooming according to an embodiment of the present invention.

Referring to FIGS. 3 and 4, the zooming control unit 321 includes a scale bar 21 in the zoom/depth manipulation unit 20 and a scan depth/zoom range supported by the ultrasound data acquisition unit 100 according to user manipulation. The upper limit bar (21a) and the lower limit bar (lower limit bar) (21b) that are positioned on the scale bar (21) are displayed therein, and the user moves the zoom/depth control unit (20) to the upper limit bar (21a). And if the lower limit bar 21b is operated, the zooming value is calculated and output at intervals of the upper limit and the lower limit in the entire scale. Here, the positions of the upper/lower bar 21a and the lower/lower bar 21b of the zoom/depth operating unit 20 are operated by the zoom-in operating unit 22a and the zoom-out operating unit 22b. .

Referring to (a) of FIG. 4, there is illustrated a case in which the default state is the unzoomed state. However, the default state shown in (a) of FIG. 4 is not limited to this. That is, the default state can be set in various forms by the user. Alternatively, the default state may be changed by sensing the mounted probe and the detected probe.

The zooming adjustment unit 321 of the imaging manipulation unit 320 displays the upper limit bar 21a and the lower limit bar 21b of the scale bar 21 at positions '0' and '100', and the zooming value is '1'. Calculate and output as'. However, this is only an example, and the present invention is not limited thereto. That is, the values of the upper limit bar 21a and the lower limit bar 21b may be automatically determined according to the selected probe, for example, the linear probe In this case, the lower limit bar 21b value may be determined as '80', and in such a case, one scale value may be 80*1/scale number.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to display all the images acquired by the ultrasound image acquisition unit 100 on the current screen 40 shown in FIG. 3.

At this time, the image range display unit 310 is currently among the entire images that can be displayed by the first figure 10a indicating the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 in the minimap 10 can be output. It is displayed so that it is all included in the second figure 10b representing the range of the image displayed on the screen.

Referring to (b) and (c) of FIG. 4, a case in which the zoom-in operation unit 21a is selected by the user input unit 2 is illustrated.

The imaging manipulation unit 320 may calculate the zooming value according to the length or number of times the selection signal of the zoom-in manipulation unit 22a by the user input unit 2. While changing from (b) to (c) of FIG. 4, the length or number of times of the selection signal of the zoom-in operation unit 22a by the user input unit 2 is increased.

Referring to (b) of FIG. 4, the zooming adjustment unit 321 displays the upper and lower bars 21a and 21b of the scale bar 21 at positions '10' and '90, respectively, and zooming. The value x is the ratio of the range x between the upper limit bar 21a and the lower limit bar 21b in the default state and the range y between the upper limit bar 21a and the upper limit bar 21a and the lower limit bar 21b in the zoomed state Calculate and output as '100/80', the value of /y.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to enlarge the entire image acquired by the ultrasound image acquisition unit 100 by 1.25 times so that it is displayed on the current screen 40 shown in FIG. 3.

In this case, the image range display unit 310 may enlarge and display the first figure 10a that represents the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 may be output from the minimap 10 by 1.25 times. The entire image is overlaid on the second figure 10b representing the range of the image currently displayed on the screen.

Referring to (c) of FIG. 4, the zooming adjusting unit 321 displays the upper limit bar 21a and the lower limit bar 21b of the scale bar 21 at positions '20' and '80', respectively, and zooming The value x which is the ratio of the range x between the upper limit bar 21a and the lower limit bar 21b in the default state and the range y between the upper limit bar 21a and the upper limit bar 21a and the lower limit bar 21b in the zoomed state Calculate and output as '100/60', the value of /y.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to enlarge the entire image acquired by the ultrasound image acquisition unit 100 by '100/60' times to the current screen 40 shown in FIG. Display.

At this time, the image range display unit 310 is '100/60' times the first figure 10a representing the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 may be output from the minimap 10. It is superimposed and displayed on the second figure 10b representing the range of the image displayed on the current screen among all the images that can be enlarged and displayed.

However, in FIGS. 4(b) and 4(c), the minimap 10 is shown to be enlarged up/down/left/right about the center of the second figure 10b, but the present invention Is not limited to this. That is, the minimap 10 may be illustrated as the first figure 10a being enlarged around the top, bottom, left, and right corners of the second figure 10b according to a user setting. And, at this time, the first figure 10a should be enlarged while maintaining a constant aspect ratio.

Referring to FIG. 4D, a case is illustrated in which the default operation unit 23 is selected by the user input unit 2 in the state shown in FIG. 4C. As the default operation unit 23 is selected by the user input unit 2, the process returns to the state shown in Fig. 4A. This may be made according to the selection signal of the default manipulation unit 23, but may also be made according to the selection signal of the zoom-out manipulation unit 22b by the user manipulation unit 2.

In the process of proceeding from (a) to (d) of FIG. 4, as the zooming control unit 321 outputs the zooming value, the imaging controller 330 controls zooming in two ways. Yes it is possible.

According to one embodiment, the imaging control unit 330 writes a variable zoom variable for transmitting and receiving scans of the transducer 110 of the ultrasound data acquisition unit 100 according to the zooming value output by the zooming control unit 321 ) Method to control zooming.

According to another embodiment, the imaging control unit 330 stores the image frame generated from the ultrasound data output from the ultrasound data acquisition unit 100 according to the zooming value output from the zooming adjustment unit 321 in the memory 220 , Zooming is controlled by a read zoom method through interpolation of stored image data.

5 is a view for explaining an example of a process for adjusting the scan depth according to an embodiment of the present invention.

3 and 5, when the scan depth adjusting unit 322 operates the upper/lower bar 21a and lower bar 21b of the scale bar 21 in the zoom/depth operating unit 20, the upper/lower scale upper limit and The scan depth value is calculated and output to the lower limit position. Here, the positions of the upper limit bar 21a and the lower limit bar 21b of the zoom/depth manipulation unit 20 are operated by the scan depth manipulation unit 24.

Referring to (a) of FIG. 5, a case in which the scan depth is not adjusted is the default state.

The scan depth adjustment unit 322 of the imaging manipulation unit 320 displays the upper limit bar 21a and the lower limit bar 21b of the scale bar 21 at positions '0' and '100', respectively, and displays the depth value as' It is calculated as 100' and output. However, the default state shown in (a) of FIG. 5 is an embodiment, and the present invention is not limited thereto. That is, the default state can be set in various forms by the user. Alternatively, the default state may be changed by sensing the mounted probe and the detected probe.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to display all the images acquired by the ultrasound image acquisition unit 100 on the current screen 40 shown in FIG. 3.

At this time, the image range display unit 310 is currently among the entire images that can be displayed by the first figure 10a indicating the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 in the minimap 10 can be output. It is displayed so that it is all included in the second figure 10b representing the range of the image displayed on the screen.

Referring to (b) and (c) of FIG. 5, a case in which the scan depth manipulation unit 24 is selected by the user input unit 2 is illustrated.

The imaging manipulation unit 320 may calculate the scan depth value according to the moving position of the scan depth manipulation unit 24 by the user input unit 2. In (b) and (c) of FIG. 5, the scan depth manipulation unit 24 by the user input unit 2 is moved up and down.

Referring to (b) of FIG. 5, as the scan depth manipulation unit 24 is pulled up through the user input unit 2, the scan depth adjustment unit 322 has an upper limit bar 21a and a lower limit of the scale bar 21. One bar 21b is displayed at positions '0' and '60', respectively, and the range x between the upper limit bar 21a and the lower limit bar 21b in the default state and the upper limit in the scan adjusted state It is calculated and output as '60/100' which is a value of z/x, which is a ratio of the range z between the bar 21a and the upper limit bar 21a and the lower limit bar 21b.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to display a screen corresponding to 0.6 of the total image depth obtainable by the ultrasound image acquisition unit 100 on the current screen 40 illustrated in FIG. 3. As much as possible.

At this time, the image range display unit 310 is the entire image that can be displayed on the first figure 10a indicating the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 in the minimap 10 can be output. An ultrasound that is enlarged and output according to the length of the second figure 10b representing the range of the image displayed on the screen, but is 0.6 times the displayed ultrasonic image depth of the first figure 10a shown in FIG. 4A. The video is displayed.

Referring to (c) of FIG. 5, as the scan depth manipulation unit 24 is pulled down again through the user input unit 2, the scan depth adjustment unit 322 is an upper limit bar 21a of the scale bar 21 And the lower limit bar 21b is displayed at positions of '0' and '90', respectively, and the range x between the upper limit bar 21a and the lower limit bar 21b in the default state and the scan adjusted state. It is calculated and output as '90/100' which is the value of z/x, which is the ratio of the range z between the upper limit bar 21a and the upper limit bar 21a and the lower limit bar 21b.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to display a screen corresponding to 0.9 of the total image depth obtainable by the ultrasound image acquisition unit 100 on the current screen 40 illustrated in FIG. 3. As much as possible.

At this time, the image range display unit 310 is the entire image that can be displayed on the first figure 10a indicating the entire display range in which the ultrasound image generated by the ultrasound image processing unit 200 in the minimap 10 can be output. Ultrasound which is 0.9 times the depth of the displayed ultrasound image of the first shape 10a shown in FIG. 4(a) but outputs while being enlarged according to the length of the second shape 10b representing the range of the image displayed on the screen. The video is displayed.

In the process of proceeding from (a) to (c) of FIG. 5, as the imaging control unit 330 outputs the scan depth value, the imaging control unit 330 controls the scan depth. Two embodiments are possible.

According to an embodiment, the imaging control unit 330 may control to adjust the frequency that the transducer 110 of the ultrasound data acquisition unit 100 transmits and receives according to the scan depth value output by the scan depth adjusting unit 322. have.

According to another embodiment, the imaging control unit 330 stores the image frame generated from the ultrasound data output from the ultrasound data acquisition unit 100 according to the scan depth value output from the scan depth adjustment unit 322 in the memory 220. The ultrasound image processing unit 200 may control to output an image corresponding to a scan depth among stored image data.

6 is a view for explaining an example of the process of adjusting the focus according to an embodiment of the present invention. However, only one focus is displayed in FIG. 6, but the present invention is not limited thereto. That is, a plurality of focuses may be displayed.

3 and 6, when the user moves the focus marker 10c through the manipulation, the focus adjustment unit 323 focuses on the control value according to the relative position of the focus marker 10c within the second figure 10b. Is calculated and output to the imaging control unit 330. Here, when the focus changing unit 30a of the scale bar 30 of the focus manipulation unit 30 is operated by the user input unit 2, the focus adjustment unit 323 calculates and outputs a focus value to a position on the scale.

Referring to (a) of FIG. 6, there is illustrated a case in which a default state is a state in which focus is not adjusted.

The focus adjustment unit 323 of the imaging manipulation unit 320 displays the focus changing unit 30a in the center of the scale bar 30, calculates and outputs a corresponding focus value.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to output so that the center of the image acquired by the ultrasound image acquisition unit 100 is focused.

At this time, the image range display unit 310 is located in the center of the second figure 10b representing the range of the image displayed on the current screen among all displayable images generated by the ultrasound image processing unit 200 in the minimap 10. The focus mark 10c is displayed.

Referring to (b) of FIG. 6, a state when the focus changing unit 30a is operated by the user input unit 2 is illustrated.

As the focus changing unit 30a moved by the user input unit 2 moves downward, the focus adjusting unit 323 moves down and displays the focus changing unit 30a of the scale bar 30, respectively, and a corresponding focus value. Calculate and print.

Then, the imaging control unit 330 controls the ultrasound image processing unit 200 to change the focus of the image displayed on the current screen among all the images acquired by the ultrasound image acquisition unit 100 to change the current screen shown in FIG. 3 ( 40).

At this time, the image range display unit 310 is a focus marker in the second figure 10b representing the range of the image displayed on the current screen among all displayable images generated by the ultrasound image processing unit 200 in the minimap 10. (10c) is adjusted and displayed to move downward.

Claims (6)

An ultrasound data acquisition unit configured to drive the transducer according to the set scan depth and zooming magnification to transmit ultrasound signals to an object of the ultrasound signal and receive echo signals to continuously acquire a plurality of ultrasound data;
An ultrasound image processing unit which generates an ultrasound image from the ultrasound data acquired by the ultrasound data acquisition unit;
Includes a control unit for controlling the ultrasound data acquisition unit and the ultrasound image processing unit and displaying a state according to a user's operation, and outputting the generated ultrasound image on the screen.
A minimap representing which part of the entire image corresponds to the ultrasound image displayed on the current screen is displayed separately from the current screen, and at least a portion of the first shape and the first shape representing the range of the entire image are overlapped. An image range display unit for displaying, on a minimap, a second figure representing a range of display images displayed on the current screen among all the images;
According to the scale bar and the user's operation, the ultrasonic data acquisition unit displays an upper limit bar and a lower limit bar that are positioned on the scale bar within a scan depth/zoom range that is supported, and the user zooms/deplies the operator When an upper limit bar and a lower limit bar are operated, an imaging manipulation unit including a zooming adjustment unit that calculates and outputs a zooming value at intervals of an upper limit and a lower limit on the entire scale, and
Imaging that controls the ultrasound data acquisition unit and the ultrasound image processing unit to zoom and display the ultrasound image in response to the output of the imaging manipulation unit, while controlling the image range display unit to adjust and display the second shape displayed on the minimap. Control unit;
Ultrasound imaging device comprising a.
delete According to claim 1, The imaging operation unit:
The ultrasound imaging apparatus further includes a scan depth control unit that calculates and outputs a scan depth value at positions of upper and lower limits on a scale.
According to claim 1,
The image range display unit further displays a focus mark indicating the position of the focus in the second figure,
The imaging manipulation unit further includes a focus adjustment unit that calculates a focus control value according to a relative position of the focus mark in the second shape and outputs the focus control value to the imaging control unit when the user moves the focus mark through the manipulation.
According to claim 1, The imaging control unit
An ultrasound imaging apparatus that controls zooming by a write zoom method in which a transmission/reception scanning number of a transducer of an ultrasound data acquisition unit is varied according to a zooming value output by an imaging manipulation unit.
According to claim 1, The imaging control unit
According to the zooming value output by the imaging manipulation unit, the image frame generated from the ultrasound data output from the ultrasound data acquisition unit is stored in a memory and zoomed in a read zoom method through interpolation of the stored image frame data. Ultrasound imaging device to control the.

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