WO2021087687A1 - Méthode d'analyse d'images ultrasonores, système d'imagerie ultrasonore et support de stockage informatique - Google Patents

Méthode d'analyse d'images ultrasonores, système d'imagerie ultrasonore et support de stockage informatique Download PDF

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Publication number
WO2021087687A1
WO2021087687A1 PCT/CN2019/115420 CN2019115420W WO2021087687A1 WO 2021087687 A1 WO2021087687 A1 WO 2021087687A1 CN 2019115420 W CN2019115420 W CN 2019115420W WO 2021087687 A1 WO2021087687 A1 WO 2021087687A1
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Prior art keywords
lung
ultrasound
scoring
score
displayed
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PCT/CN2019/115420
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English (en)
Chinese (zh)
Inventor
王勃
刘硕
黄云霞
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深圳迈瑞生物医疗电子股份有限公司
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Priority to CN201980100370.3A priority Critical patent/CN114375179A/zh
Priority to PCT/CN2019/115420 priority patent/WO2021087687A1/fr
Publication of WO2021087687A1 publication Critical patent/WO2021087687A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis

Definitions

  • This application relates to the technical field of ultrasound imaging, and more specifically to an ultrasound image analysis method, an ultrasound imaging system, and a computer storage medium.
  • ultrasound technology has become one of the most widely used and most frequently used examination methods due to its high reliability, fast and convenient, real-time imaging, and repeatable examination.
  • the development of new ultrasound technology has further promoted the application of ultrasound imaging in clinical diagnosis and treatment.
  • lung ultrasonography pulmonary ultrasound imaging
  • Recognizing ultrasound signs can help to assist rapid diagnosis.
  • How to quickly and quantitatively assess the degree of pulmonary ventilation based on ultrasound signs and display and transmit the assessment results has increasingly important clinical significance.
  • traditional methods rely on manual statistics and evaluation, which is time-consuming and labor-intensive, and cannot visually display the evaluation results, which seriously affects the promotion and application of lung ultrasonography in the field of acute and severe diseases.
  • the first aspect of the embodiments of the present invention provides an ultrasound image analysis method, the method includes:
  • a lung ultra-score map is displayed on the display interface, the lung ultra-score map includes a lung graphic and an identifier displayed at each lung area of the lung graphic, and the identifier is used to characterize the scoring result of the corresponding lung area.
  • a second aspect of the embodiments of the present invention provides an ultrasound image analysis method, the method including:
  • An ultrasound scoring chart is displayed on the display interface, the ultrasound scoring chart includes a graph of the measured object and an identifier displayed at each area of the graph of the measured object, and the identifier is used to characterize the scoring result of the corresponding area .
  • a third aspect of the embodiments of the present invention provides an ultrasound imaging method, the method including:
  • the historical ultrasound scoring map including a graph of the object to be measured and identifications displayed in one or more regions of the graph of the object to be measured, the identifications being used to characterize the historical scoring;
  • the scanning instructions send ultrasonic waves to one or more areas of the measured object for scanning to obtain ultrasonic echo signals
  • the ultrasound echo signal is processed to obtain the current ultrasound image of the one or more regions.
  • a fourth aspect of the embodiments of the present invention provides an ultrasound imaging system, including:
  • a transmitting/receiving control circuit for stimulating the ultrasonic probe to transmit ultrasonic waves to a target object, and controlling the ultrasonic probe to receive ultrasonic echoes returned from the target object to obtain ultrasonic echo signals;
  • a memory for storing programs executed by the processor
  • the display is used to display a lung ultrasound scoring chart on a display interface.
  • the lung ultrasound scoring chart includes a lung graphic and an identifier displayed at each lung region of the lung graphic, and the identifier is used to characterize all of the corresponding lung regions. Describe the scoring results.
  • a fifth aspect of the embodiments of the present invention provides a computer storage medium on which a computer program is stored, and when the computer program is executed by a computer or a processor, the steps of the above-mentioned ultrasound image analysis method are realized.
  • each lung area is scored, and a lung ultrasound score map is generated and displayed based on the score result, so that the lung imaging result can be visualized Display and comparison, so that ultrasound imaging can better meet clinical needs.
  • Fig. 1 shows a schematic block diagram of an ultrasound imaging system according to an embodiment of the present invention
  • Fig. 2 shows a schematic flowchart of an ultrasound image analysis method according to an embodiment of the present invention
  • Figure 3a shows a lung ultrasound scoring chart according to an embodiment of the present invention
  • Fig. 3b shows a lung ultrasonography chart according to an embodiment of the present invention
  • Figure 4 shows another lung ultrasonography chart according to an embodiment of the present invention
  • Figure 5 shows a schematic diagram of a lung ultrasound report according to an embodiment of the present invention
  • FIG. 6 shows a schematic diagram of viewing an ultrasound image of the lung in a first form of lung ultrasound scoring map according to an embodiment of the present invention
  • FIG. 7 shows a schematic diagram of displaying multiple lung ultrasonography charts on a display interface according to an embodiment of the present invention
  • FIG. 8 shows a schematic diagram of selecting multiple lung ultrasonograms for comparative evaluation according to an embodiment of the present invention
  • FIG. 9 shows a schematic flowchart of an ultrasound image analysis method according to another embodiment of the present invention.
  • Fig. 10 shows a schematic flowchart of an ultrasound imaging method according to another embodiment of the present invention.
  • FIG. 1 shows a schematic structural block diagram of an ultrasound imaging system 100 according to an embodiment of the present invention.
  • the ultrasound imaging system 100 includes an ultrasound probe 110, a transmitting circuit 112, a receiving circuit 114, a beam combining circuit 116, a processor 118, a display 120, a transmitting/receiving selection switch 122 and a memory 124.
  • the transmitting circuit 112 and the receiving circuit 114 can be connected to the ultrasonic probe 110 through the transmitting/receiving selection switch 122.
  • the ultrasound probe 110 generally includes an array of multiple array elements. Each time an ultrasonic wave is transmitted, all or some of the array elements of the ultrasonic probe 110 participate in the transmission of the ultrasonic wave. At this time, each of the array elements or parts of the array elements participating in the ultrasonic emission is excited by the emission pulse and emits ultrasonic waves respectively. The ultrasonic waves emitted by these array elements are superimposed during the propagation process to form the The synthetic ultrasonic beam of the target object, for example, the synthetic ultrasonic beam may be an ultrasonic wave emitted to the lungs of the target object (for example, a human body).
  • the transmitting circuit 112 transmits delayed-focused transmission pulses with a certain amplitude and polarity to the ultrasound probe 110 through the transmission/reception selection switch 122.
  • the ultrasonic probe 110 is excited by the transmitted pulse to transmit ultrasonic waves to the scanning target object, and after a certain delay, it receives the ultrasonic echo with the information of the scanning target reflected and/or scattered from the target area, and regenerates the ultrasonic echo. Converted into electrical signals.
  • the receiving circuit 114 receives the electrical signals converted and generated by the ultrasonic probe 110 to obtain ultrasonic echo signals, and sends these ultrasonic echo signals to the beam synthesis circuit 116.
  • the beam synthesis circuit 116 performs processing such as focus delay, weighting and channel summation on the ultrasonic echo signal, and then sends the ultrasonic echo signal to the processor 118 for related signal processing
  • the transmitting/receiving selection switch 122 may also be called a transmitting/receiving controller, which may include a transmitting controller and a receiving controller.
  • the transmitting controller is used to excite the ultrasonic probe 110 to transmit ultrasonic waves to a target object (such as a human body) via the transmitting circuit 112;
  • the receiving controller is used to receive the ultrasonic echo returned from the target object via the receiving circuit 114 through the ultrasonic probe 110.
  • the processor 118 may process the ultrasonic echo signal obtained based on the ultrasonic echo to obtain an ultrasonic image of the target object.
  • the ultrasonic echo signal undergoes beam synthesis processing through the beam synthesis circuit 116.
  • the ultrasound image obtained by the processor 118 may be stored in the memory 124. And, the ultrasound image may be displayed on the display 120.
  • the subsequent embodiments of this specification please refer to the subsequent embodiments of this specification.
  • the processor 118 may be a central processing unit (CPU), an image processing unit (GPU), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA), or other forms of processing with data processing capabilities and/or instruction execution capabilities Unit, and can control other components in the ultrasound imaging system to perform desired functions.
  • the processor 118 can include one or more embedded processors, processor cores, microprocessors, logic circuits, hardware finite state machines (FSM), digital signal processors (DSP), image processing units (GPU), or Their combination.
  • the display 120 is connected to the processor 118, and the display 120 may be a touch screen, a liquid crystal display, etc.; or the display 120 may be an independent display device such as a liquid crystal display, a television, etc., independent of the ultrasound imaging system 100; or the display 120 may be Displays of electronic devices such as smartphones and tablets, etc. Wherein, the number of the display 120 may be one or more.
  • the display 120 can display the ultrasound image and the scoring result obtained by the processor 118.
  • the display 120 can also provide the user with a graphical interface for human-computer interaction while displaying the ultrasound image.
  • One or more controlled objects are set on the graphical interface, and the user can use the human-computer interaction device to input operation instructions to control these. Controlled object, so as to perform the corresponding control operation. For example, an icon is displayed on a graphical interface, and the icon can be operated using a human-computer interaction device to perform a specific function, such as the function of selecting a lung ultrasonography chart for comparison.
  • the ultrasound imaging system 100 may also include other human-computer interaction devices other than the display 120, which are connected to the processor 118.
  • the processor 118 may be connected to the human-computer interaction device through an external input/output port, and the external input
  • the output port can be a wireless communication module, a wired communication module, or a combination of the two.
  • the external input/output ports can also be implemented based on USB, bus protocols such as CAN, and/or wired network protocols.
  • the human-computer interaction device may include an input device for detecting user input information.
  • the input information may be, for example, a control instruction for the ultrasound transmission/reception timing, or an operation input instruction for editing and marking the ultrasound image. Or other instruction types can also be included.
  • the input device may include one or a combination of a keyboard, a mouse, a scroll wheel, a trackball, a mobile input device (such as a mobile device with a touch display screen, a mobile phone, etc.), a multi-function knob, and so on.
  • the human-computer interaction device may also include an output device such as a printer, for example, for printing ultrasound reports.
  • the memory 124 may be used to store instructions executed by the processor 118, used to store received ultrasound echo signals, used to store ultrasound images, and so on.
  • the memory 124 may be a flash memory card, a solid state memory, a hard disk, and so on. It may be volatile memory and/or non-volatile memory, removable memory and/or non-removable memory, etc.
  • the components included in the ultrasound imaging system 100 shown in FIG. 1 are only schematic, and may include more or fewer components. The present invention is not limited to this.
  • FIG. 2 is a schematic flowchart of an ultrasound image analysis method 200 according to an embodiment of the present invention.
  • the method 200 includes the following steps:
  • step S210 an ultrasound image of the lung is acquired.
  • step S210 may include: reading a pre-stored ultrasound image of the lung from a storage medium. Then, the process of analyzing the acquired lung ultrasound image can be performed at any time after the lung ultrasound image is acquired.
  • the stored ultrasound image of the lung can be read from the storage medium of the machine (for example, the memory 124), or the stored ultrasound image of the lung can be read from the storage medium of other devices via a wired or wireless network.
  • step S210 may include: acquiring the lung ultrasound image in real time.
  • the step of acquiring an ultrasound image of the lung in real time may include: firstly, transmitting an ultrasound wave to the lung of the target object, and receiving an ultrasound echo based on the ultrasound to obtain an ultrasound echo signal; then, according to the ultrasound echo signal Obtain an ultrasound image of the lung of the target object.
  • the target object may refer to a human body to be detected or a part of the human body to be detected.
  • the transmission/reception selection switch 122 may be used to excite the ultrasonic probe 110 to transmit ultrasonic waves to the lungs of a target object (such as a human body) via the transmitter circuit 112, and receive the ultrasonic waves from the target object via the receiver circuit 114 through the ultrasonic probe 110.
  • the ultrasound echo returned from the lungs is converted into an ultrasound echo signal.
  • the beam synthesis module 116 may perform beam synthesis processing, and then send the beam synthesized ultrasound echo signal to the processor 118 for related processing, so as to obtain an ultrasound image of the lung.
  • the lung ultrasound image in the embodiment of the present invention may be obtained after performing a series of signal processing on the ultrasound echo signal, for example, including: analog-to-digital conversion, beam synthesis, IQ (in-phase quadrature, in-phase quadrature) solution. Tuning, logarithmic compression, grayscale conversion, etc.
  • one or more frames of lung ultrasound images are respectively collected and stored in the memory 124.
  • the left lung and the right lung can be divided into at least two lung regions, for example, the left lung and the right lung can be divided into 3, 4, or 6 lung regions respectively, etc., during the imaging process Acquire one or more frames of lung ultrasound images for each lung area.
  • step S220 the ultrasound signs of each lung area in the lung ultrasound image are identified.
  • ultrasound signs refer to specific characteristics of the lungs.
  • the ultrasound signs of the lungs can include: bat sign, lung slip sign, beach sign, stratospheric sign, comet tail sign, lung spot sign, and sexual tissue signs, liquid dark areas and so on.
  • some of the ultrasound signs can be identified for scoring, such as B-line, lung consolidation, and pleural effusion.
  • the B-line (also known as the "comet tail sign") is a discrete vertical reverberation artifact that extends from the pleural line to the bottom of the screen, without loss, and moving synchronously with the lungs.
  • a large number of B-line acoustic shadows in ultrasound images are signs of pulmonary interstitial syndrome, and the number increases with the decrease of air content and the increase of lung tissue density. Therefore, B-line can be used to diagnose pulmonary edema and determine the degree of lung ventilation.
  • 0-2 isolated B lines can sometimes be seen in the same field of view.
  • Pulmonary materialization is a progressive result, which can be caused by pulmonary embolism, cancer metastasis in the lung, compressed or obstructive atelectasis, and lung contusion. Signs of marginal tissue materialization, the presence of air and fluid, or vascular fusion also further indicate lung materialization.
  • the pleural line When there is pleural effusion, the pleural line is separated from the lung surface, and the sound shadow of the upper and lower ribs forms a quadrilateral shape.
  • the quadrilateral sign can be used as a characteristic sign of various pleural effusions.
  • the sine wave sign is also a sign of pleural effusion, which means that the surface line of the lung displayed during M-mode ultrasound scanning moves toward the pleural line with the pulsation of breathing and presents a sine wave-like change.
  • automatic identification, manual identification, or a combination of automatic identification and manual identification can be used to identify the ultrasound signs in the lung ultrasound image.
  • the trained neural network model can be used to automatically recognize the ultrasound signs in the lung ultrasound images.
  • the neural network model can be trained to enable the machine to recognize ultrasonic signs through a target detection algorithm.
  • the target detection algorithm used may include Faster RCNN and the like.
  • the step of training the neural network model includes: marking the ultrasound signs in the lung ultrasound image and inputting the neural network as a training sample for training until the model converges, thereby obtaining a trained neural network model.
  • the lung ultrasound image acquired in step S210 can be input into the neural network model, and the recognition result of the ultrasound signs therein can be output.
  • the B line is a discrete vertical reverberation artifact that extends from the pleural line to the bottom of the screen, no loss occurs. Therefore, based on this feature, the B line can be identified by detecting the vertical linear feature in the direction of the sound beam.
  • the recognition of linear features can be achieved through template matching and other methods.
  • the ultrasound signs after the ultrasound signs are identified, they can also be quantitatively analyzed to obtain relevant parameters of the ultrasound signs.
  • the main calculation parameters include the number of B-lines, the coverage percentage of the B-line, the interval between adjacent B-lines, and so on.
  • the number of B lines is the total number of recognized B lines
  • the coverage percentage of B line is the percentage of the area occupied by the B line in the lung detection area
  • the interval between adjacent B lines is the distance between the B lines at the position of the pleural line .
  • the ultrasonic signs can be automatically recognized by the above-mentioned method, the ultrasonic signs can also be manually recognized and marked by the user, or the ultrasonic signs can be recognized by a combination of automatic and manual methods.
  • automatic identification methods can be used to identify the relatively easy-to-identify B-line, and complex diseases such as lung consolidation and pleural effusion can be manually marked.
  • the most representative one or more frames of lung ultrasound images can be selected as the final result based on the recognition results. For example, the recognition result of one or more frames of lung ultrasound images with the largest number of B-lines, or the recognition result of one or more frames of lung ultrasound images with the largest percentage of B-lines can be selected.
  • the specific selection criteria can be set by the user.
  • step S230 the various lung regions are scored according to the ultrasound signs to generate a score result.
  • the scoring result identifies the degree of damage of each lung area of the lung. As an example, the higher the score, the more severe the lung damage.
  • various scoring standards commonly used in clinical practice can be used for scoring, such as the pulmonary superventilation scoring method, or new scoring standards can be used for scoring.
  • each lung area can be scored according to the number of B lines, lung consolidation, and pleural effusion identified in step S220.
  • 0-2 isolated B lines when 0-2 isolated B lines are detected, it means that the lungs are normally ventilated, and it is scored as 0 points.
  • multiple B-lines with clear intervals are recognized, that is, more than 3 single B-lines are detected, it means that the lung tissue is at a moderate aeration, which is scored as 1 point.
  • a densely fused B-line is identified, that is, an aliased B-line appears, it indicates severe lung tissue degassing, which is scored as 2 points.
  • lung consolidation or lung consolidation with pleural effusion it is scored as 3 points.
  • the scoring format can be a number, such as 0-3. However, the scoring format can also be text, such as N, B1, B2, C, which correspond to different severity levels.
  • the scoring format can also be text, such as N, B1, B2, C, which correspond to different severity levels.
  • step S230 not only can the score of a single lung area be obtained based on a single lung ultrasound image, but also the scores of each lung area can be added to obtain the overall score of the lung.
  • the scoring may be an automatic scoring, for example, the system automatically converts the ultrasound sign recognition result into a scoring result. Or, when training the neural network model, the neural network model directly outputs the scoring result. It is also possible for the user to manually score according to the ultrasound signs identified in step S220.
  • an operation interface may be provided to the user, so that the user can confirm or modify the score of each lung region through the operation interface.
  • step S240 is continued.
  • an operation interface may also be provided to the user, so that the user can confirm or delete the recognized ultrasonic signs through the operation interface.
  • a lung ultrasound scoring chart is displayed on the display interface, the lung ultrasound scoring chart includes a lung graphic and an identifier displayed at each lung region of the lung graphic, and the identifier is used to characterize all of the corresponding lung regions. Describe the scoring results.
  • the lung graphic can be a structural diagram that reflects the shape of the lung.
  • the structural diagram can be, for example, the two-dimensional schematic diagram shown in Figure 3a, Figure 3b and Figure 4, or a three-dimensional diagram; the structural diagram can be as shown in Figure 3a, Figure 3b.
  • the line model diagram shown in FIG. 4 may also be a rendering diagram.
  • the lung graphics can also be other indicators that have a structural relationship with the lungs in equal or approximate proportions, for example, it can be a rectangular indicator that is divided into two. The present invention does not limit the specific presentation mode of the lung graphics.
  • step S240 includes: displaying a single-scored lung ultra-score (LUS) graph on the display interface. That is to say, only one lung ultra-score map is displayed on the display interface, and the lung ultra-score map includes only one lung graphic. Based on a single lung ultra-score map, it can visually display the damage of multiple lung areas, and it can also allow users to quickly overview the overall condition of the lungs, thereby judging which part of the lungs is more severely damaged. In some examples, the damage of a single lung area can also be displayed based on the lung ultra-score map. The scoring result of which lung area is displayed can be determined according to the user input, and the scoring result of which lung area is displayed can also be determined according to the preset order in the system. It can also be combined with the score of the lung area to determine which lung area or several lung areas will be displayed for damage. For example, the processor 118 controls the display according to the damage condition of one or more lung regions whose scoring result exceeds a preset scoring threshold.
  • LIS lung ultra-
  • the processor 118 may also control the display to provide dynamic display effects of one or more lung regions.
  • the processor 118 can control the display to display the damage of each lung area of the right lung in the order of 1R lung area, 2R lung area, 3R lung area, and 4R lung area.
  • the processor 118 can control the display to display the damage of each lung area of the right lung according to the 1R lung area. , 1L lung area, 2R lung area, 2L lung area... alternately show the damage of each lung area of the right lung and left lung. It can also be combined with the score of the lung area to determine which lung area or several lung areas will be displayed for damage.
  • the processor 118 controls the display to sequentially display the injury status of one or more lung regions according to the level of the scoring result.
  • the logo may include graphics.
  • the graphics may use one or more of different colors, brightness, texture, texture density, patterns, pattern density, filling area, or shape to characterize the score of the scoring result.
  • graphics of different colors can be displayed at the location of the corresponding lung area of the lung graphics according to the level of the score. According to the color of the graphics, the user can quickly obtain the score of the corresponding lung area.
  • the embodiment of the present invention provides two visualization implementation forms of lung ultra-score maps, as shown in Fig. 3a, Fig. 3b and Fig. 4.
  • the marks used to characterize the scoring results are displayed at the positions of each lung area of the lung graph, and the lung ultrasound image can be displayed after clicking the mark.
  • This form of lung ultrasonography scoring map is relatively simple and intuitive, and can quickly convey the information of the scoring result to the user.
  • the dividing line of each lung area may be displayed, or the dividing line between lung areas may not be displayed as shown in Fig. 3a.
  • the identifier may be a color block or color frame of different colors, and the color block or color frame of each color represents a score of the scoring result.
  • the shape of the color block or color frame is not limited to a certain one, for example, it may be a circle, a square, a triangle, or the like.
  • the identification of different lung regions can be the same or different.
  • the logo is exemplified as circular graphics with different textures, but it is understandable that in actual application, different textures can be replaced with different colors.
  • the color of the logo can have a certain change rule to facilitate users to understand and remember.
  • the color of the logo can change from dark to light, or from one color system to another as the score increases. Color system.
  • green means 0 points
  • yellow means 1 point
  • orange means 2 points
  • red means 3 points.
  • the mark further includes the score (not shown) of the scoring result displayed in the color block or color box, so that the scoring result is represented in two forms of graphics and text.
  • the number of the corresponding lung area can also be displayed inside the graph, as shown in Figure 3a, where 1R, 2R, 3R, and 4R represent the right lung areas 1 to 4, 1L, 2L , 3L and 4L represent the left 1 to 4 lung regions, respectively.
  • the lung ultra-score map can also be used as a playback navigation interface, that is, when a selection instruction for a certain lung area identification of the lung ultra-score map is received,
  • the lung ultrasound image corresponding to the lung area can be displayed on the display interface.
  • the 1R lung area logo on the lung superscore map on the left side of the display interface you can select or highlight the logo at this time
  • the 1R lung area will be displayed on the right side of the display interface. Ultrasound image of the lung corresponding to the area, so that the diagnostic image can be reviewed in detail.
  • each lung area may correspond to one or more frames of the lung ultrasound image. That is, each lung area can store one or more frames of lung ultrasound images in the memory 124 correspondingly.
  • a list 601 of candidate ultrasound images may be displayed on the display interface (for example, on the side of the lung ultrasound image) for the user to select, and It is also possible to frame or highlight the currently displayed ultrasound image in the list 601.
  • a score chart 602 of multiple scoring results of the selected lung area may be displayed on the display interface.
  • the scoring chart 602 may be a graph, a line chart, a histogram, a histogram, and other forms of charts, and the scoring chart 602 may also be a table that records the results of various scorings, which is not limited in the present invention.
  • each point on the curve or a broken line may be used to respectively represent the scoring results of multiple scores.
  • the currently displayed scoring result of the lung ultrasound image may be highlighted in the scoring chart, so that the user can judge the position of the current scoring result in the chart.
  • the scoring result on the scoring chart 602 may have a mapping relationship with the lung ultrasound image corresponding to the selected lung area.
  • a selection instruction for the scoring result on the scoring chart 602 that is, when the user clicks a point or line on the chart that represents the scoring result
  • the lung corresponding to the scoring result can be displayed on the display interface.
  • Ultrasound image that is, replace the currently displayed lung ultrasound image with the lung ultrasound image corresponding to the selected scoring result, and synchronously switch the lung scoring chart to the lung scoring chart corresponding to the scoring result.
  • text 603 may also be used on the display interface to show the scoring result or the ultrasound sign recognition result.
  • the scoring result includes a score
  • the ultrasound sign recognition result is, for example, the number of B-lines and B-line coverage in the lung ultrasound image.
  • Fig. 3b shows a lung ultrasonogram according to another embodiment of the present invention.
  • the lung ultrasound scoring map displays markers used to characterize the scoring results at the positions of each lung area of the lung graph, and the lung ultrasound images can be displayed after clicking the markers.
  • the dividing line of each lung area may be displayed as shown in Figure 3b, or the dividing line between lung areas may not be displayed.
  • the mark in Figure 3b is the overlay superimposed on each lung area.
  • the covering part can characterize the score of the scoring result with different colors, brightness, texture, texture density, patterns, pattern density, and/or filling area.
  • Figure 3b illustrates the use of different textures to characterize the score.
  • the logo covering the entire lung area is the same as the logo shown in FIG. 3a. After receiving the user's selection, the logo itself can be highlighted/highlighted, and at the same time, the lung ultrasound image corresponding to the lung area can be called to display. In an example not shown, the scoring result of the corresponding lung area may be displayed on the covering part.
  • Fig. 4 shows a second form of lung ultrasound score chart according to another embodiment of the present invention.
  • the lung ultrasound images of the corresponding lung regions are displayed at each lung region of the lung graph, and the marks that characterize the scoring result are displayed simultaneously with the lung ultrasound images.
  • the lung ultrasound image displayed at each lung area may be the frame with the highest score in the lung area, or it may be a frame manually designated by the user.
  • users can not only view the scoring results of each lung area, but also quickly view the ultrasound images of each lung area at the same time.
  • the logo when the logo is displayed synchronously with the lung ultrasound image, the logo can be displayed on the lung ultrasound image.
  • the logo can be a frame, corner marker or other graphics displayed on the lung ultrasound image.
  • the logo can also be displayed side by side with the lung ultrasound image.
  • the logo can be a border displayed next to the lung ultrasound image, or an indicator bar displayed next to the lung ultrasound image.
  • an ultrasound image of the lungs can be displayed on the logo.
  • the logo in this embodiment may have different colors, brightness, filling areas, patterns, shapes, or textures to represent the score of the scoring result.
  • a corner mark 402 with a different color may be displayed as the mark in the lower right corner of the lung ultrasound image.
  • the colors of the marks representing different scores can be the same as in the previous embodiment, that is, green can be used to represent 0 points, yellow to represent 1 point, orange to represent 2 points, and red to represent 3 points.
  • the score value (Score) and the number of B lines can also be displayed on the lung ultrasound image or synchronously with the lung ultrasound image.
  • the total score (LUS) of each lung area can also be displayed on the lung ultra-score map. According to the total score displayed on the lung ultra-score chart, the user can quickly learn the overall condition of the lungs.
  • the number of the corresponding lung area can also be displayed on the lung ultrasound image.
  • the 1R, 2R, and 3R shown in the upper right corner of the lung ultrasound image indicate the first, second, and third lung areas of the right lung, 1L, 2L and 3L represent the first, second, and third lung regions of the left lung, respectively.
  • the selected lung ultrasound image can also be enlarged and displayed on the display interface for the user to view in detail The selected ultrasound image of the lungs.
  • the method 200 further includes: outputting an ultrasound report, the ultrasound report including the lung ultrasonogram.
  • the first form of lung ultrasound scoring chart shown in Figure 3 is very concise and intuitive for the presentation of the diagnosis results, so it is very suitable to be included in the report as the assessment result chart.
  • the ultrasound report can also use the second form of lung ultrasound score chart shown in Figure 4.
  • the lung ultra-score map output to the ultrasound report can be consistent with the lung ultra-score map displayed on the display interface. For reasons such as report printing, it is also possible to make adaptive adjustments when outputting the lung ultrasound score map, adjust the logo on the lung ultrasound score map to a mode suitable for printing, remove the lung ultrasound images of each lung area and only display the logo.
  • the lung ultrasound scoring map in Figure 3 is marked as a color block, and the color block can be directly converted into a color frame when outputting to an ultrasound report.
  • step S240 may further include: simultaneously displaying multiple windows on the display interface, each window displaying the lung ultrasonography score scored once. For example, in Figure 7, four windows are displayed on the display interface, and a lung ultrasonogram scored once is displayed in each window.
  • the user can view the scoring results of each stage of the treatment process at the same time, so as to visually compare and evaluate the treatment effect of each part. For example, as the treatment progresses, the identification of each lung area on multiple lung ultrasonographic maps changes from red to orange, or from orange to yellow or green, which visually shows the improvement of lung ventilation.
  • the lung ultrasound scoring map displayed in each window of the multiple windows can be any of the above-mentioned lung ultrasound scoring maps, but preferably, the lung ultrasound scoring maps of the multiple windows adopt the same format to facilitate the process.
  • the first form of lung ultrasound score map described in conjunction with FIG. 3 is relatively concise and intuitive, in one embodiment, when multiple lung ultrasound score maps are simultaneously displayed for comparison, for example, the first format described above can be used. Lung ultrasound score chart.
  • the acquisition time of the lung ultrasound scoring chart is displayed in each window, and the lung ultrasound scoring charts are arranged in the order of the acquisition time. Scoring chart for easy viewing by users.
  • the other when multiple lung ultrasound scoring charts are displayed on the display interface at the same time, when an instruction to select a certain lung area in the lung ultrasound scoring chart in one of the windows is received, the other is automatically highlighted.
  • the logo of the 1L lung area in the figure is automatically highlighted or enlarged, so that the user can compare the scores of the 1L lung area at various time points.
  • the method 200 further includes: highlighting a change in the scoring result of a certain lung area on the lung ultra-score map of a scoring time relative to the lung ultra-score map at a time before or after the scoring.
  • logo That is to say, when in a scoring, the scoring result of a certain lung area changes relative to the scoring result at the time before or after the scoring, it will be displayed in the lung ultrasound scoring chart generated based on the scoring. Displays a sign indicating that the scoring result has changed to remind the user to focus on the lung area.
  • the indicator that characterizes the change in the scoring result may be a graphic or text, and the graphic or text may be a fixed graphic or text, that is, it only prompts that the scoring result has changed, and does not prompt whether the scoring result has increased or decreased.
  • different signs can also be used to indicate an increase or decrease in the scoring result respectively.
  • the method 200 further includes: obtaining the difference between the scoring results of each lung area at two adjacent acquisition times;
  • the difference is displayed as a graphical element on the graph.
  • the graphic element may have one or more of different colors, sizes, shapes, textures, patterns, filling areas, and pattern densities to represent the magnitude of the difference.
  • the graphic element that characterizes the difference can be displayed in parallel with the mark that characterizes the scoring result, or overlapped with the mark that characterizes the scoring result.
  • At least two of the lung ultrasound scoring maps and their corresponding lung ultrasound images are displayed in multiple windows of the display interface , To allow users to compare and analyze the results of two ultrasound diagnosis with the combination of lung ultra-score map and specific lung ultrasound images.
  • the user can select two lung ultrasound score maps for comparative evaluation on the display interface that displays multiple lung ultrasound score maps, or select two lungs on the two display interfaces that display a single lung ultrasound score map.
  • Super score chart for comparative evaluation.
  • At least two sets of windows are displayed on the display interface at the same time, and one of the selected lung ultrasound scores is displayed in each set of windows Figure and its corresponding lung ultrasound image.
  • the user can click on any position of the lung ultrasound scoring chart to select the corresponding lung ultrasound scoring chart for comparative evaluation, or the user can also select a specific mark of the lung ultrasound scoring chart to directly select the lung ultrasound image of the corresponding lung area for comparison and evaluation. Conduct comparative evaluation.
  • the display interface shown in Figure 7 for comparative evaluation Two sets of windows are shown on the upper row.
  • the first set of windows in the upper row shows the lung ultrasound score chart on April 1, 2018 and the lung ultrasound image for comparative evaluation.
  • the lungs in the 1R lung area are selected here.
  • Ultrasound images of the lungs; the second set of windows located in the lower row shows the lung ultrasound scoring map on March 30, 2018 and the lung ultrasound images at the same lung area, that is, the lung ultrasound images of the 1R lung area.
  • the identifier of the currently displayed lung ultrasound image can also be highlighted in the lung ultrasound scoring map, such as highlighting or zooming in.
  • the lungs at the corresponding lung area of the other one or more lung ultrasound scoring charts for comparison evaluation are automatically displayed Ultrasound image.
  • the processor 118 can further control to automatically change the selected lung area from the 1R lung area to the 1L lung area on the lung ultrasound scoring map on March 30, 2018.
  • the second set of windows This will show the lung ultrasound image of the 1L lung area on March 30, 2018.
  • FIG. 8 displays the comparative evaluation in two sets of windows.
  • the processor 118 may display the corresponding set of windows according to the number of acquired lung ultrasonography images. For example, compared to the situation in which four lung ultrasonography scoring maps are provided in FIG. 7, when an instruction to compare and evaluate the lung ultrasonography scoring maps is received, the display 120 can be controlled to display four sets of windows on the display interface, and each set of windows is displayed separately A lung ultrasound scoring map and its corresponding lung ultrasound image.
  • the ultrasound image analysis method 200 of the embodiment of the present invention scores each lung area, and generates and displays a lung ultra-score map based on the score result, so that the lung imaging results can be visually displayed and compared, so that Lung ultrasound examination can better meet clinical needs.
  • the ultrasound image analysis method 900 may include the following steps:
  • step S910 an ultrasound image of one or more regions of the object to be measured is acquired.
  • the measured object can be a human body, a fetus, or an animal.
  • the object to be measured may be a part of the human body to be detected, such as the chest and abdomen of the human body.
  • one or more regions of the measured object include, for example, tissues and organs such as the heart, lungs, liver and gallbladder, spleen and stomach.
  • the ultrasonic imaging system shown in FIG. 1 may be used to transmit ultrasonic waves to the area to be measured of the object to be measured, and an ultrasonic image of the area can be obtained according to the ultrasonic echo returned from the area to be measured.
  • step S920 the ultrasound signs in the ultrasound images of the one or more regions are identified.
  • ultrasound images in different regions have different ultrasound signs.
  • the ultrasound signs in the lung ultrasound image are such as B-line, lung consolidation, and pleural effusion
  • the ultrasound signs of the intestine include, for example, intestinal dilatation, gas intestinal cavity, cockscomb sign, piano key sign, etc. or Characterize the pseudo-kidney sign, target ring sign, etc. of intestinal tumors
  • the ultrasound signs of the liver and gallbladder parts such as the target sign and anti-target sign of liver nodules, and the floating vessel sign of liver lymphoma and many more.
  • automatic identification, manual identification, or a combination of automatic identification and manual identification can be used to identify the ultrasound signs.
  • neural network models can be trained separately to automatically identify ultrasound signs in them.
  • the embodiment of the present invention does not limit the recognition method of ultrasound signs.
  • step S930 the ultrasound images of the one or more regions are scored according to the ultrasound signs to generate a score result.
  • the scoring result can characterize the degree of damage in each area of the tested object, for example, the higher the score, the more severe the damage degree.
  • automatic, manual, or a combination of automatic and manual methods can be used to score each area based on ultrasound signs.
  • an ultrasound scoring chart is displayed on the display interface, the ultrasound scoring chart includes a graphic of the object to be measured and an identifier displayed at one or more regions of the graphic of the object to be tested, and the identifier is used to characterize The scoring result of the corresponding area.
  • the graph of the measured object can be a structural diagram that reflects the shape of the measured object, or it can be other indicator graphs that have a corresponding proportional relationship with the measured object. For example, when the object to be measured is the lungs of a human body, the graphic of the object to be measured may be a graphic of lungs.
  • the graph of the measured object may be a human body model diagram, and optionally the structure diagram of the tissue/organ corresponding to one or more regions is displayed on the human body model diagram .
  • the image of the object to be measured may be a four-quadrant diagram, corresponding to the four chambers of the heart.
  • the identifier may include a graphic, and the graphic uses one or more of different colors, brightness, texture, texture density, patterns, pattern density, filling area, or shape to characterize the score of the scoring result.
  • a single-scored ultrasound scoring chart is displayed on the display interface, and the ultrasound scoring chart can have two forms: the first form of ultrasound scoring chart is similar to the lung ultrasound scoring chart shown in FIG. 3, That is, one or more areas of the graph of the measured object are displayed with signs that characterize the scoring results.
  • the ultrasound scoring chart can be used as a playback navigation interface, that is, when the signs of each area are clicked, the ultrasound image of the corresponding area is displayed on the display interface.
  • the second form of ultrasound scoring chart is similar to the lung ultrasound scoring chart shown in FIG. 4, that is, the ultrasound scoring chart and the ultrasound image are simultaneously displayed on the graph of the measured object.
  • the figure of the measured object depends on the type of the measured object. For example, when the measured object is a human body, the figure of the measured object is a human shape or an approximate human shape.
  • the image of the measured object is an image of the corresponding tissue or organ.
  • the displayed image is the liver image.
  • multiple windows are displayed on the display interface at the same time, and each window displays a once-scored ultrasound scoring chart.
  • each window displays a once-scored ultrasound scoring chart.
  • the ultrasound scoring chart displayed in each window of the multiple windows may be any of the above-mentioned ultrasound scoring charts, but preferably, the ultrasound scoring charts of the multiple windows are in the same form to facilitate comparison. Since the above-mentioned first form of ultrasound scoring chart is relatively simple and intuitive, in one embodiment, when multiple ultrasound scoring charts are displayed for comparison at the same time, for example, the above-mentioned first form of ultrasound scoring chart can be used.
  • the acquisition time of the ultrasound scoring chart is displayed in each of the windows, and the ultrasound scoring charts are arranged in the order of the acquisition time, To facilitate users to view.
  • the other one or more are automatically highlighted.
  • the corresponding area of the ultrasound score map of each window is identified, so as to facilitate the user to compare the scores of the area at various time points.
  • the indicator that characterizes the change in the scoring result may be a graphic or text
  • the graphic or text may be a fixed graphic or text, that is, it only prompts that the scoring result has changed, and does not indicate whether the scoring result has increased or decreased.
  • different signs can also be used to indicate an increase or decrease in the scoring result respectively.
  • the method 900 further includes: obtaining the difference between the scoring results of each area at two adjacent acquisition times; and placing the score on the ultrasound scoring chart in a window corresponding to the ultrasound scoring chart at a later time.
  • the graphic element displays the difference.
  • the graphic element may have one or more of different colors, sizes, shapes, textures, patterns, filling areas, and pattern densities to represent the magnitude of the difference.
  • the graphic element that characterizes the difference can be displayed in parallel with the mark that characterizes the scoring result, or overlapped with the mark that characterizes the scoring result.
  • At least two of the ultrasound score maps and their corresponding ultrasound images are displayed in multiple windows on the display interface to allow the user to Combine the ultrasound score chart and specific ultrasound images to compare and analyze the results of the two ultrasound diagnosis.
  • the user can select two ultrasound score maps for comparative evaluation on the display interface that displays multiple ultrasound score maps, or select two ultrasound score maps on the two display interfaces that display a single ultrasound score map. Comparative assessment.
  • each set of windows displays the selected one of the ultrasound score maps and Its corresponding ultrasound image.
  • the user can click any position of the ultrasound scoring map to select the corresponding ultrasound scoring map for comparative evaluation, or the user can also select a specific mark of the ultrasound scoring map to directly select the ultrasound image of the corresponding area for comparative evaluation.
  • the ultrasound images at the corresponding area of the other one or more ultrasound score charts are automatically displayed.
  • the ultrasound image analysis method 900 of the embodiment of the present invention scores each area of the object to be tested, and generates an ultrasound score map based on the score result for display, so that the ultrasound diagnosis results can be visually displayed and compared, so that Ultrasound diagnosis can better meet clinical needs.
  • the above-mentioned scheme of comparative evaluation of the results of multiple scores can make reasonable use of the historical examination data of the same patient, so that the doctor can fully understand the changes of the patient over a period of time.
  • the ultrasound imaging method 1000 can guide the current scan of the tested object based on the historical scoring situation of the tested object. As shown in FIG. 10, the ultrasound imaging method 1000 may include the following steps:
  • a historical ultrasound score map of the measured object is obtained, the historical ultrasound score map includes the measured object graph and the identifiers displayed in one or more regions of the measured object graph, and the identifiers are used to characterize the history. score.
  • the historical ultrasound score chart can present the comprehensive score of the tested object in the past period of time, the historical score of the tested object in the last ultrasound imaging examination, and it can also display the number of tested objects in the past period of time. Ratings. Through the identification of one or more areas, the user can intuitively understand the historical situation of each area and guide the real-time scan to be performed based on the historical situation.
  • the logo can include graphics.
  • the graphics may use one or more of different colors, brightness, texture, texture density, pattern, pattern density, filling area, or shape to represent the score of the score. For example, graphics of different colors can be displayed in each area on the graph of the object to be tested according to the level of score. According to the color of the graph, the user can quickly obtain the score of the corresponding area.
  • the ultrasound scoring map can refer to the manner of FIG. 3 to display the identification of the score representing the score; the ultrasound scoring map can also refer to the manner of Figure 4 to synchronously display the ultrasound image corresponding to the region and the identification of the representative scoring score in each area.
  • one or more areas may be thyroid, liver and gallbladder, kidney, spleen, ureter, etc.
  • the historical ultrasound scoring map can display the corresponding one or more historical scoring results in each area with color-distinguishable marks.
  • step S1020 scan instructions for one or more regions are generated according to the historical scores.
  • the scanning instruction can be embedded in the scanning workflow, requiring the user to perform real-time scanning according to the scanning instruction; it can also provide interface instructions on the interface to prompt the user for the current real-time scanning.
  • the scanning sequence of one or more regions can be generated according to the score of the historical score. For example, the higher the score, the more serious the damage in the area is.
  • the method can prompt the user to scan each area in real time in the order of the score from high to low.
  • the processor will determine the relationship between the scores of each area and the preset score threshold in the system.
  • the processor can analyze the changes in the historical scores of each region, and set one or more region scanning sequences according to how much the score has risen or the time it takes to rise, or increase the score beyond a preset value. The corresponding area where the difference threshold or the rising time is lower than the preset time threshold is highlighted as the area to be focused on.
  • step S1030 ultrasonic waves are sent to one or more regions of the object to be tested for scanning, and ultrasonic echo signals are obtained.
  • the scanning instruction provides the scanning sequence
  • the ultrasound can be sent to each area of the object to be scanned in sequence according to the scanning sequence;
  • the scanning instruction provides a key area reminder, priority can be given to the key area reminder
  • the scan or key scan corresponds to the key area.
  • step S1040 the ultrasound echo signal is processed to obtain the current ultrasound image of one or more regions.
  • the form of the historical ultrasound score map obtained in step S1010 may be similar to the two forms of lung ultrasound score map described in the method 200 with reference to FIGS. 3 and 4.
  • the ultrasound score map may be a playback navigation interface.
  • the ultrasound score map corresponding to the area is displayed on the display interface. image.
  • the ultrasound scoring map may include ultrasound images of corresponding regions displayed in the respective regions of the graph of the measured object, and the identification is displayed synchronously with the ultrasound image.
  • the logo is displayed on the ultrasound image, or the logo and the ultrasound image are displayed side by side.
  • the scanning order of each area can be generated according to the order of the scores of each area in the historical ultrasound score map, that is, areas with higher scan scores and more severe damage are prioritized.
  • the scan order of each area can also be generated according to the order of the score value of each area in the historical ultrasound score map from low to high.
  • the transmitting circuit 112 shown in FIG. 1 can excite the ultrasonic probe 110 to transmit ultrasonic waves to various areas of the object under test, and receive the ultrasonic echo returned from the object under test through the receiving circuit 114 and the beam synthesis circuit 116. Wave to obtain the ultrasonic echo signal.
  • the ultrasound echo signal is processed to obtain the current ultrasound image of each area.
  • the processor 118 may process the ultrasonic echo signals to obtain ultrasonic images of various regions of the object to be measured.
  • the ultrasound imaging method 1000 further includes: identifying ultrasound signs of the current ultrasound image of the one or more regions; obtaining one or more ultrasound signs according to the ultrasound signs.
  • the identification of one or more regions of the measured object graph, and the identification is used to characterize the current score.
  • the identification of the area where the score has changed may be highlighted on the current ultrasound score map. That is to say, if the score of a certain area in the current ultrasound scoring map has changed from the score of the corresponding area in the historical ultrasound scoring map acquired in step S1010, the indicator of the region will be highlighted.
  • the current ultrasound diagnosis scan is guided based on the historical ultrasound score chart, which can make the ultrasound diagnosis more targeted.
  • the historical ultrasound score chart which can make the ultrasound diagnosis more targeted.
  • an embodiment of the present invention also provides an ultrasound imaging system 100.
  • the ultrasound imaging system 100 may be used to implement the above-mentioned method 200, method 900, or method 1000.
  • the ultrasound imaging system 100 may include an ultrasound probe 110, a transmitting circuit 112, a receiving circuit 114, a beam combining circuit 116, a processor 118, a display 120, a transmitting/receiving selection switch 122, and some or all of the components in the memory 124, and the correlation of each component
  • the description can refer to the above.
  • the transmitting circuit 112 is used to excite the ultrasonic probe 110 to transmit ultrasonic waves to the target object.
  • the receiving circuit 114 is used to control the ultrasonic probe 110 to receive the ultrasonic echo returned from the target object to obtain the ultrasonic echo signal.
  • the processor 118 is configured to: process the ultrasound echo signals to obtain an ultrasound image of the lung; identify the ultrasound signs of each lung area in the lung ultrasound image; and score each lung area according to the ultrasound signs To generate scoring results.
  • the memory 124 is configured to store programs executed by the processor 118.
  • the display 120 is used to display a lung ultrasonography scoring map on a display interface, the lung ultrasonography scoring map including a lung graphic and an identifier displayed at each lung region of the lung graphic, and the identifier is used to characterize all of the corresponding lung regions. Describe the scoring results.
  • the processor 118 may execute step S210 to step S230 in the method 200 described above in conjunction with FIG. 2, and the display 120 may execute step S240 in the method 200.
  • the main functions of the ultrasound imaging system 100 are described, and the details that have been described above are omitted.
  • the identifiers in the lung ultrasound score map displayed on the display 120 include graphics that represent the score in different colors, brightness, texture, texture density, patterns, pattern density, filling area, and/or shape. The score of the result is high or low.
  • the identification includes color blocks or color boxes of different colors, and each color block or color box represents a score of the scoring result. Further, the mark may also include the score value of the scoring result displayed in the color block or color box.
  • the embodiment of the present invention proposes two forms of lung ultrasound scoring chart.
  • a form of a lung ultrasonography chart is shown in Figure 3, which displays a mark on the lung graph.
  • the lung ultrasonography chart is a playback navigation interface.
  • the processor 118 receives a certain lung area of the lung ultrasonography chart
  • the display 120 displays the lung ultrasound image corresponding to the lung area on the display interface.
  • each lung area corresponds to one or more frames of the lung ultrasound images stored in the memory 124.
  • FIG. 4 Another form of lung ultrasound scoring chart is shown in Figure 4.
  • This form of lung ultrasound scoring map includes lung ultrasound images of the corresponding lung regions displayed in each lung area of the lung graph, and the logo is displayed synchronously with the lung ultrasound images, and the user can view the scoring results and the lung ultrasound images at the same time.
  • the logo can be displayed on the lung ultrasound image, or the logo can be displayed side by side with the lung ultrasound image.
  • the mark includes corner marks or borders with different colors, brightness, filling areas, patterns, shapes, or textures displayed on the lung ultrasound image.
  • the processor 118 when the processor 118 receives a selection instruction for a lung ultrasound image of a certain lung area of the lung ultrasound scoring map, it causes the display 120 to magnify and display the selected lung ultrasound image on the display interface, so as to For users to view in detail.
  • the display 120 is also used to display the total scores of multiple lung regions on the lung ultra-score map, so that the user can overview the overall condition of the lungs.
  • the above exemplarily describes the lung ultrasound score chart displayed on the display 120.
  • the display 120 may display a single-scored lung ultrasound score chart, or the display 120 may also display multiple windows on the display interface at the same time, and each window displays a single-scored lung ultrasound score chart, as shown in FIG. 7.
  • each window displays a lung ultrasound scoring chart
  • the processor 118 receives the identification of a certain lung area in the lung ultrasound scoring chart of one of the windows , Control the display 120 to automatically highlight the identifiers of the corresponding lung regions of the lung ultra-score map of the other one or more windows for the user to compare and analyze.
  • the processor 118 is further configured to control the display 120 to display the acquisition time of the corresponding lung ultrasound score map in each of the windows.
  • the processor 118 may further control the display 120 to arrange the lung ultrasonograms in the order of the acquisition time, so as to facilitate the user to view.
  • the processor 118 is further configured to control the display 120 to realize the following function: highlight the lung ultrasound scores on the lung ultrasound scoring map of a scoring time relative to the pulmonary ultrasound scoring one time before or one time after the score.
  • An indicator of a change in the scoring result of a certain lung area in the scoring chart That is to say, when in a scoring, the scoring result of a certain lung area changes relative to the scoring result at the time before or after the scoring, it will be displayed in the lung ultrasound scoring chart generated based on the scoring. Displays a sign indicating that the scoring result has changed to remind the user to focus on the lung area.
  • the indicator that characterizes the change in the scoring result may be a graphic, and the graphic may be a fixed graphic, that is, it is only used to indicate that the scoring result has changed. Or, different graphs can be used to indicate the increase or decrease of the scoring result respectively.
  • the processor 118 when receiving the selection of at least two lung ultrasound scoring maps for comparative evaluation, controls the display 120 to display the at least two lung ultrasound images in the multiple windows on the display interface.
  • the score chart and its corresponding lung ultrasound image when receiving the selection of at least two lung ultrasound scoring maps for comparative evaluation, controls the display 120 to display the at least two lung ultrasound images in the multiple windows on the display interface. The score chart and its corresponding lung ultrasound image.
  • the processor 118 may control the display 120 to display at least two sets of windows on the display interface at the same time, and display one of the selected lung ultrasound score maps and the corresponding lung ultrasound images in each set of windows. As shown in Fig. 8, if the user selects the 1R lung area in the lung ultrasonography chart scored twice on April 1, 2018 and March 30, 2018 in Fig. 7 for comparative evaluation, then the processor 118 at this time The control display 120 respectively displays the lung ultrasound score map on April 1, 2018 and March 30, 2018, and the lung ultrasound image of the 1R lung area in the display interface.
  • the processor 118 is further configured to control the display 120 to automatically display the comparative evaluation.
  • the processor 118 may control the display 120 to display the lung on March 30, 2018 in another set of windows.
  • the ultra-score map and the ultrasound image of the lungs in the 1R lung area are examples of the ultra-score map and the ultrasound image of the lungs in the 1R lung area.
  • a computer storage medium is also provided, and program instructions are stored on the computer storage medium.
  • the program instructions are executed by a computer or a processor (such as the aforementioned processor 103 or processor 920). ) Is used to execute the corresponding steps of the ultrasound image analysis methods 200 and 900 and the ultrasound imaging method 1000 of the embodiments of the present application during runtime.
  • the storage medium may include, for example, a memory card of a smart phone, a storage component of a tablet computer, a hard disk of a personal computer, a read-only memory (ROM), an erasable programmable read-only memory (EPROM), a portable compact disk read-only memory (CD-ROM), USB memory, or any combination of the above storage media.
  • the computer-readable storage medium may be any combination of one or more computer-readable storage media.
  • a computer program is also provided, and the computer program can be stored in a cloud or a local storage medium.
  • the computer program is run by a computer or a processor, it is used to execute the corresponding steps of the ultrasound image analysis method of the embodiment of the present application.
  • each area of the target object is scored, and an ultrasound scoring map is generated according to the scoring result, and the ultrasound scoring map can evaluate the scoring result Intuitive display and comparison make ultrasound diagnosis more able to meet clinical needs.
  • the ultrasound score chart can also be used to guide subsequent ultrasound diagnosis.
  • the disclosed device and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or It can be integrated into another device, or some features can be ignored or not implemented.
  • the various component embodiments of the present application may be implemented by hardware, or by software modules running on one or more processors, or by a combination of them.
  • a microprocessor or a digital signal processor (DSP) may be used in practice to implement some or all of the functions of some modules according to the embodiments of the present application.
  • This application can also be implemented as a device program (for example, a computer program and a computer program product) for executing part or all of the methods described herein.
  • Such a program for realizing the present application may be stored on a computer-readable medium, or may have the form of one or more signals.
  • Such a signal can be downloaded from an Internet website, or provided on a carrier signal, or provided in any other form.

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Abstract

La présente demande concerne une méthode d'analyse d'images ultrasonores, un système d'imagerie ultrasonore et un support de stockage informatique. La méthode d'analyse d'images ultrasonores consiste à : acquérir une image ultrasonore d'un poumon ; identifier des signes ultrasonores de diverses zones pulmonaires dans l'image ultrasonore du poumon ; réaliser une notation sur les diverses zones pulmonaires selon les signes ultrasonores, pour générer un résultat de notation ; et afficher une carte de notation des ultrasons pulmonaires sur une interface d'affichage, la carte de notation des ultrasons pulmonaires comprenant une figure pulmonaire et des identifications affichées dans des zones pulmonaires respectives de la figure pulmonaire, les identifications servant à représenter les résultats de notation des zones pulmonaires correspondantes. Selon la solution d'analyse d'images ultrasonores de la présente demande, chaque zone pulmonaire est notée et une carte de notation des ultrasons pulmonaires est générée et affichée en fonction du résultat de notation, afin qu'un résultat de diagnostic pulmonaire puisse être visuellement affiché et comparé et que le diagnostic ultrasonore puisse mieux répondre aux besoins cliniques.
PCT/CN2019/115420 2019-11-04 2019-11-04 Méthode d'analyse d'images ultrasonores, système d'imagerie ultrasonore et support de stockage informatique WO2021087687A1 (fr)

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PCT/CN2019/115420 WO2021087687A1 (fr) 2019-11-04 2019-11-04 Méthode d'analyse d'images ultrasonores, système d'imagerie ultrasonore et support de stockage informatique

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CN113763353A (zh) * 2021-09-06 2021-12-07 杭州类脑科技有限公司 一种肺部超声图像检测系统
CN116521912A (zh) * 2023-07-04 2023-08-01 广东恒腾科技有限公司 一种基于人工智能的超声数据存储管理系统及方法

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