WO2020173054A1 - Vrds 4d医学影像处理方法及产品 - Google Patents
Vrds 4d医学影像处理方法及产品 Download PDFInfo
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Definitions
- This application relates to the technical field of medical imaging devices, in particular to a VRDS 4D medical image processing method and product.
- CT Computed Tomography
- MRI Magnetic Resonance Imaging
- DTI Diffusion Tensor Imaging
- Positron Emission Computed Tomography Computed Tomography
- PET Magnetic Resonance Imaging
- PET Positron Emission Computed Tomography
- PET PET
- doctors still watch and read continuous two-dimensional slice scan images to judge and analyze the patient's diseased tissues such as tumors.
- two-dimensional slice scan images cannot show the spatial structure characteristics of the diseased tissue, which affects the doctor's diagnosis of the disease.
- the embodiments of the present application provide a VRDS 4D medical image processing method and product, in order to improve the refinement and accuracy of medical image display performed by the medical imaging device.
- an embodiment of the present application provides a VRDS 4D medical image processing method, which is applied to a medical imaging device; the method includes:
- the image source includes texture 2D/3D image volume data, and the multiple scanned images are collected by medical equipment 2D medical images of
- N is a positive integer greater than 1;
- the N first image data sets and the N second image data sets have a one-to-one correspondence, and each The second image data set adds spatial location information relative to the corresponding first image data set, and the spatial location information is used to reflect the spatial location attribute of the image data;
- the embodiments of the present application provide a VRDS 4D medical image processing device, which is applied to a medical imaging device;
- the VRDS 4D medical image processing device includes a processing unit and a communication unit, wherein:
- the processing unit is configured to perform initial data analysis and processing on multiple scanned images to obtain an image source containing image features of the target part of the target user, and the image source includes texture 2D/3D image volume data.
- the scanned image is a two-dimensional medical image collected by medical equipment; and is used to perform post-data processing on the image source to obtain N first image data sets, and the data volume of each first image data set is the same as the image source.
- the data in any two first image data sets are independent of each other, and N is a positive integer greater than 1; and used to perform preset processing on the N first image data sets to obtain N second image data sets.
- Image data sets, the N first image data sets and the N second image data sets have a one-to-one correspondence, and each second image data set adds spatial location information relative to the corresponding first image data set,
- the spatial position information is used to reflect the spatial position attribute of the image data; and used to perform VRDS 4D medical image display according to the N second image data sets through the communication unit.
- an embodiment of the present application provides a medical imaging device, including a processor, a memory, a communication interface, and one or more programs, wherein the one or more programs are stored in the memory and configured by the above Executed by a processor, the above-mentioned program includes instructions for executing steps in any method of the first aspect of the embodiments of the present application.
- an embodiment of the present application provides a computer-readable storage medium, wherein the foregoing computer-readable storage medium stores a computer program for electronic data exchange, wherein the foregoing computer program enables a computer to execute In one aspect, some or all of the steps described in any method.
- embodiments of the present application provide a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute For example, some or all of the steps described in any method of the first aspect.
- the computer program product may be a software installation package.
- the medical imaging device first performs initial data analysis processing on multiple scanned images to obtain an image source containing the image characteristics of the target part of the target user, and secondly, performs post-data processing on the image source to obtain N first image data sets, where the data amount of each first image data set is the same as the data amount of the image source, the data in any two first image data sets are independent of each other, and N is a positive integer greater than 1, Third, the N first image data sets are pre-processed to obtain N second image data sets.
- the N first image data sets and N second image data sets are in one-to-one correspondence, and each second image data set Compared with the corresponding first image data collection, the collection adds spatial location information, which is used to reflect the spatial location attributes of the image data.
- VRDS 4D medical image display is performed according to N second image data sets. It can be seen that the medical imaging device in this application can optimize the original scanned image in the data volume dimension and the spatial dimension, thereby realizing VRDS 4D medical image display, that is, presenting 3D images outside and inside the tissue with real spatial structural characteristics. Improve the refinement and accuracy of medical image display by medical imaging devices.
- FIG. 1 is a schematic structural diagram of a VRDS-based 4D medical image intelligent analysis and processing system provided by an embodiment of the present application;
- FIG. 2 is a schematic flowchart of a VRDS 4D medical image processing method provided by an embodiment of the present application
- FIG. 3 is a schematic structural diagram of a medical imaging device provided by an embodiment of the present application.
- FIG. 4 is a block diagram of functional units of a VRDS 4D medical image processing device provided by an embodiment of the present application.
- the medical imaging devices involved in the embodiments of this application refer to various instruments that use various media as information carriers to reproduce the internal structure of the human body as images.
- the image information and the actual structure of the human body have spatial and temporal distributions.
- DICOM data refers to the original image file data collected by medical equipment that reflects the internal structural characteristics of the human body. It can include electronic computed tomography CT, magnetic resonance MRI, diffusion tensor imaging DTI, and positron emission computed tomography PET-
- image source refers to the Texture2D/3D image volume data generated by analyzing the original DICOM data.
- VRDS refers to the Virtual Reality Doctor system (VRDS for short).
- FIG. 1 is a schematic structural diagram of a VRDS-based 4D medical image intelligent analysis and processing system 100 according to an embodiment of the present application.
- the system 100 includes a medical imaging device 110 and a network database 120.
- the medical imaging device 110 may include The local medical imaging device 111 and/or the terminal medical imaging device 112, the local medical imaging device 111 or the terminal medical imaging device 112 are used to be based on the original DICOM data, based on the VRDS 4D medical image processing algorithm presented in the embodiment of this application, Perform four-dimensional 4D volume rendering of the internal tissues and organs of the human body to realize the 4D stereo imaging effect (the four-dimensional medical image specifically refers to the medical image including the internal spatial structural features and external spatial structural features of the displayed tissue.
- the internal spatial structural features It means that the slice data inside the tissue is not lost, that is, the medical imaging device can present the internal structure of the target organ, blood vessel and other tissues.
- the external spatial structure characteristics refer to the environmental characteristics between the tissue and the tissue, including the spatial position between the tissue and the tissue Characteristics (including intersection, interval, fusion), etc., such as the edge structure characteristics of the intersection position between the kidney and the artery, etc.), the local medical imaging device 111 can also be used to edit the image source data relative to the terminal medical imaging device 112.
- the transfer function result of forming a four-dimensional human body image.
- the transfer function result can include the transfer function result of the surface of the internal organs and the tissue structure of the internal organs, and the transfer function result of the cube space, such as the cube edit box and The number, coordinates, color, transparency and other information of the array of arc editing.
- the network database 120 may be, for example, a cloud server.
- the network database 120 is used to store the image source generated by analyzing the original DICOM data and the transfer function result of the four-dimensional human body image edited by the local medical imaging device 111.
- the image source may be from multiple sources.
- a local medical imaging device 111 to realize interactive diagnosis of multiple doctors.
- the operation action refers to the user’s medical imaging
- the external intake equipment of the device such as a mouse, keyboard, etc., controls the operation of the four-dimensional human body image to realize human-computer interaction.
- the operation action includes at least one of the following: (1) Change the color of a specific organ/tissue and / Or transparency, (2) positioning zoom view, (3) rotating view, realizing multi-view 360-degree observation of four-dimensional human body image, (4) "entering" human organs to observe internal structure, real-time clipping effect rendering, (5) Move the view up and down.
- FIG. 2 is a schematic flowchart of a VRDS 4D medical image processing method according to an embodiment of the present application, which is applied to the medical imaging device described in FIG. 1; as shown in the figure, the VRDS 4D medical image processing method include:
- the medical imaging device performs initial data analysis and processing on multiple scanned images to obtain an image source containing image features of the target part of the target user, the image source includes texture 2D/3D image volume data, the multiple scanned images It is a two-dimensional medical image collected by medical equipment;
- the target site may include organs such as kidneys, arteries, veins, and the like, for example.
- the multiple scan images include any one of the following: CT images, MRI images, DTI images, and PET-CT images.
- the medical imaging device acquires multiple scanned images that reflect the internal structural features of the target user's human body collected by medical equipment; at least one scanned image containing the target part is selected from the multiple scanned images, and the The at least one scanned image is used as the medical digital imaging and communication DICOM data of the target user; the DICOM data is analyzed to generate the image source of the target user, and the image source includes texture 2D/3D image volume data.
- the medical imaging device performs post-data processing on the image source to obtain N first image data sets.
- the data amount of each first image data set is the same as the data amount of the image source, and any two second image data sets are The data in an image data set are mutually independent, and N is a positive integer greater than 1;
- the medical imaging device performs data enhancement processing on the image source
- the data enhancement processing includes at least one of the following: data enhancement based on arbitrary angle rotation, data enhancement based on zoom, data enhancement based on translation, and data enhancement based on mirroring. Operational data enhancement, shear-based data enhancement, and elastic deformation-based data enhancement.
- the image rotation refers to the geometric transformation of the image source by a certain angle
- the scaling refers to the process of adjusting the size of the digital image in computer image processing, that is, the processing efficiency and the smoothness of the result
- the translation is to add all the pixel coordinates of the image to the specified horizontal offset and vertical offset respectively
- the clipping is divided into two types: regular Rectangle Subset, Pdygon Subset, regular framing means that the boundary of the cropped image is a rectangle, which can be determined by the coordinates of the upper left corner and the lower right corner
- the cropping position of the image, the entire cropping process is relatively simple, irregular framing cutting means that the boundary range of the cropped image is an arbitrary polygon
- the mirroring is divided into two types: horizontal mirroring and vertical mirroring.
- Horizontal mirroring uses the vertical center line of the image as the axis to swap the pixels of the image, that is, swapping the left half and right half of the image.
- the vertical mirroring uses the horizontal center line of the image as the axis, and the upper half of the image is Swap after get off work.
- the medical imaging device performs preset processing on the N first image data sets to obtain N second image data sets, the N first image data sets and the N second image data sets One-to-one correspondence, and each second image data set adds spatial position information relative to the corresponding first image data set, and the spatial position information is used to reflect the spatial position attribute of the image data;
- performing preset processing on the N first image data sets includes data separation and integration.
- the spatial location information includes spatial direction information, spatial topology information, spatial metric information, and the like.
- the medical imaging device performs VRDS 4D medical image display according to the N second image data sets.
- the VRDS 4D medical image display refers to the presentation of VRDS four-dimensional medical images.
- the medical imaging device filters out target image data from the N second image data sets as VRDS 4D imaging data.
- the medical imaging device first performs initial data analysis processing on multiple scanned images to obtain an image source containing the image characteristics of the target part of the target user, and secondly, performs post-data processing on the image source to obtain N first image data sets, where the data amount of each first image data set is the same as the data amount of the image source, the data in any two first image data sets are independent of each other, and N is a positive integer greater than 1, Third, the N first image data sets are pre-processed to obtain N second image data sets.
- the N first image data sets and N second image data sets are in one-to-one correspondence, and each second image data set Compared with the corresponding first image data collection, the collection adds spatial location information, which is used to reflect the spatial location attributes of the image data.
- VRDS 4D medical image display is performed according to N second image data sets. It can be seen that the medical imaging device in this application can optimize the original scanned image in the data volume dimension and the spatial dimension, thereby realizing VRDS 4D medical image display, that is, presenting 3D images outside and inside the tissue with real spatial structural characteristics. Improve the refinement and accuracy of medical image display by medical imaging devices.
- the performing post-data processing on the image source to obtain N first image data sets includes: performing data enhancement processing on the image source to obtain N first image data sets, so
- the data enhancement processing includes at least one of the following: rotation, zooming, translation, shearing, mirroring, and elastic deformation.
- the enhancement process for all data in the image source includes at least one: rotation, zooming, translation, shearing, mirroring, and elastic deformation; after this data enhancement process
- the data of is used as a first image data set; in the N times of data enhancement processing, N first image data sets can be obtained according to the image source data and multiple data enhancement processing methods.
- the medical imaging device can perform data enhancement processing on the image source based on image data processing methods such as rotation, zooming, translation, shearing, mirroring, and elastic deformation, to obtain N first image data sets, the said The image quality in the first image data set ensures the clarity and accuracy of the image.
- the data enhancement processing includes elastic deformation; the elastic deformation of the image source to obtain N first image data sets includes: on the original pixel lattice of the image source, Random distances in N directions are superimposed to form N difference position matrices, the N directions include at least positive and negative directions; the gray value of the corresponding pixel is calculated on each difference position matrix to obtain N enhanced pixels Dot matrix; generating N first image data sets according to the N enhanced pixel dot matrix, and the image data in each first image data set includes superimposed information of pixels.
- the image dot matrix of the image source is superimposed on the positive and negative random distances to form a difference position matrix, and then the gray value of the corresponding pixel is calculated at each difference position to form a new dot matrix. It can realize the distortion inside the image, and then rotate, distort, and translate the image.
- the medical imaging device can perform elastic deformation processing on the image source, the execution efficiency of image processing is improved, and the degree of refinement of medical image display by the medical imaging device is improved.
- the performing preset processing on the N first image data sets to obtain N second image data sets includes: performing data separation on the N first image data sets to obtain A separate data set, the separate data set includes a plurality of separate data subsets, the image data in each separate data subset includes organization identification information, the organization identification information is used to identify the organization to which the image data belongs, the organization Including at least one of the following: organs, tumors, and blood vessels; performing data integration on the N first image data sets to obtain an integrated data set, and the integrated data set includes multiple types of tissues with preset occupancy patterns Image data; import the separated data set and the integrated data set into the VRDS Ai 4D imaging data analyzer, through the Ai matching of the gray value of the medical image and the conversion calculation of the superimposed information of the pixel point, the gray matching is obtained Spatial location information of each image data of the condition; generating N second image data sets according to the spatial location information and the N first image data sets.
- the preset occupancy mode refers to a preset combination of different tissues and organs, such as a combination of kidney and artery, a combination of kidney and tumor, and the like.
- the N first image data sets can be separated according to the tissue identification information.
- the N first image data sets can be separated into organ data subsets, tumor data subsets, and blood vessel data. Subset etc. Then perform data integration on the N first image data sets, and use the pre-stored medical image template matching models of the multiple tissues and the conversion calculation of the superimposed information of the pixels to obtain the gray-scale matching data from the integrated data sets.
- the image data of the degree matching condition and the spatial position information of each image data thereby generating N second image data sets.
- the medical imaging device can generate N second image data sets based on the separation and integration of the N first image data sets, the Ai matching of the medical image gray value, and the conversion calculation of the superimposed information of the pixels.
- the image data collection realizes the merging, consolidation and enhancement of image data.
- the Ai matching of the gray value of the medical image is achieved by the following steps: calling the pre-stored medical image template matching models of the multiple tissues; importing the image data in the integrated data set into the The medical imaging template matching model filters out the image data that meet the gray-scale matching conditions.
- gray level matching can determine the corresponding relationship of the image by using a certain similarity measure, such as correlation function, covariance function, sum of squares of difference, sum of absolute difference and other measurement extremes.
- a certain similarity measure such as correlation function, covariance function, sum of squares of difference, sum of absolute difference and other measurement extremes.
- the image matching can be divided into several steps such as image input, image preprocessing, matching feature extraction, image matching, and output result. Firstly, the image is preprocessed to extract its high-level feature values, and then according to the medical image template matching model, the image data that meets the gray-level matching conditions are selected.
- the medical image template matching model can be constructed using various algorithms such as commonly used convolutional neural networks, and is trained in advance through medical sample data to improve the accuracy of model prediction.
- the medical imaging device can obtain image data that meets the gray-scale matching conditions based on the pre-stored medical image template matching models of the multiple tissues and the image data in the integrated data set, the medical image quality is improved.
- the quality ensures the refinement and accuracy of the image.
- the conversion calculation of the superimposed information of the pixel is realized by the following operations: obtain the superimposed information of the currently processed pixel, the superimposed information includes direction information and random distance parameters; Information and the random distance parameter calculation space coordinate as the spatial position information of the pixel.
- the conversion calculation of the superposition information of the pixel points is to calculate the space coordinates according to the direction information of the pixel points and the random distance parameter.
- the superimposition information data of the currently processed pixel is obtained, and the obtained superimposition information data is used.
- the direction information and the random distance parameter in the superimposition information are all obtained by superimposing at least two directions or at least two random distance parameters, Finally, a space coordinate is calculated according to the direction information and the random distance parameter, and the space coordinate is the space position information of the pixel.
- the medical imaging device can calculate the spatial coordinates of the pixel based on the direction information of the pixel and the random distance parameter as the spatial position information of the pixel, it reflects the spatial position attribute of the image data and improves the data of the image data. The perfection of information and the accuracy and clarity of medical imaging.
- the performing VRDS 4D medical image display according to the N second image data sets includes: according to the tissues associated with the preset occupancy mode, from the N second image data sets Select the target image data associated with the tissue as VRDS 4D imaging data; and output the VRDS 4D imaging data on a display device.
- the distribution positions of the image data of the same organ of the human body in the N second image data sets are often related to each other. In order to reduce the time for screening image data, Improve the efficiency of data screening.
- the medical imaging device When screening the first second image data set, the medical imaging device traverses the entire data set in order from front to back to filter out the first target image data, and then for the second second image data
- the position of the first target image data can be used as the starting detection position of the current collection, and the screening range can be reduced to the maximum range of the tissue currently being processed (tissues include organs such as kidneys, etc.) Determine the maximum range)
- the processing operation from the third second image data set to the Nth second image data set is similar to the processing procedure of the second second image data set, and will not be repeated here. This can significantly improve the efficiency of data screening and the efficiency of image display.
- the target image data associated with the heart and blood vessels can be filtered from the N second image data according to the tissue identification information of the image data , Using the target image data as VRDS 4D imaging data to perform VRDS 4D imaging to show the images of the heart and blood vessels.
- the N second image data may include at least one of organs, tumors, and blood vessels.
- the VRDS 4D image is output on the display device, when a partial position selection for a certain tissue is detected, the image of the selected partial position of the tissue is retrieved, and operations such as zooming, rotating, and observing the inner side can be performed.
- the medical imaging device can be based on the tissues associated with the preset occupancy mode
- Shuai selects the target data corresponding to the tissues associated with the preset occupancy mode to perform VRDS 4D imaging data and display it, which improves the quality of medical images , And the degree of refinement and accuracy of medical image display performed by medical imaging devices.
- FIG. 3 is a schematic structural diagram of a medical imaging apparatus 300 provided by an embodiment of the present application.
- the medical imaging apparatus 300 includes a processor 310, a memory 320, a communication interface 330, and one or more programs 321, wherein the one or more programs 321 are stored in the above-mentioned memory 320 and are configured to be executed by the above-mentioned processor 310, and the one or more The program 321 includes instructions for performing the following steps;
- the image source includes texture 2D/3D image volume data, and the multiple scanned images are collected by medical equipment 2D medical images of
- N is a positive integer greater than 1;
- the N first image data sets and the N second image data sets have a one-to-one correspondence, and each The second image data set adds spatial location information relative to the corresponding first image data set, and the spatial location information is used to reflect the spatial location attribute of the image data;
- the medical imaging device first performs initial data analysis processing on multiple scanned images to obtain an image source containing the image characteristics of the target part of the target user, and secondly, performs post-data processing on the image source to obtain N first image data sets, where the data amount of each first image data set is the same as the data amount of the image source, the data in any two first image data sets are independent of each other, and N is a positive integer greater than 1, Third, the N first image data sets are pre-processed to obtain N second image data sets.
- the N first image data sets and N second image data sets are in one-to-one correspondence, and each second image data set Compared with the corresponding first image data collection, the collection adds spatial location information, which is used to reflect the spatial location attributes of the image data.
- VRDS 4D medical image display is performed according to N second image data sets. It can be seen that the medical imaging device in this application can optimize the original scanned image in the data volume dimension and the spatial dimension, thereby realizing VRDS 4D medical image display, that is, presenting 3D images outside and inside the tissue with real spatial structural characteristics. Improve the refinement and accuracy of medical image display by medical imaging devices.
- the instructions in the program are specifically used to perform the following operations:
- the enhancement processing obtains N first image data sets, and the data enhancement processing includes at least one of the following: rotation, scaling, translation, shearing, mirroring, and elastic deformation.
- the data enhancement processing includes elastic deformation; in the aspect of performing elastic deformation on the image source to obtain N first image data sets, the instructions in the program are specifically used to perform the following operations : On the original pixel matrix of the image source, superimpose random distances in N directions to form N difference position matrices, the N directions include at least positive and negative directions; calculate on each difference position matrix Corresponding to the gray values of the pixels, N enhanced pixel dot matrixes are obtained; N first image data sets are generated according to the N enhanced pixel dot matrixes, and the image data in each first image data set includes the superposition of pixels information.
- the instructions in the program are specifically used to perform the following operations: Perform data separation on the N first image data sets to obtain a separated data set.
- the separated data set includes a plurality of separated data subsets.
- the image data in each separated data subset includes organization identification information, and the organization identification information is used To identify the tissue to which the image data belongs, the tissue includes at least one of the following: organs, tumors, and blood vessels; data integration is performed on the N first image data sets to obtain an integrated data set, in the integrated data set Multi-type image data of multiple tissues including preset occupancy patterns; import the separated data set and the integrated data set into the VRDS Ai 4D imaging data analyzer, through the Ai matching of the medical image gray value and the pixel The conversion calculation of the superposition information of the points obtains the spatial position information of each image data that meets the gray-scale matching condition; and the N second image data sets are generated according to the spatial position information and the N first image data sets.
- the instructions in the program are specifically used to perform the following operations: call pre-stored medical image template matching models of the multiple tissues;
- the image data in the integrated data set is imported into the medical image template matching model, and the image data that meets the gray-level matching conditions are screened out.
- the instructions in the program are specifically used to perform the following operations: obtain the superimposed information of the currently processed pixel, and the superimposed information includes Direction information and random distance parameters; calculating space coordinates according to the direction information and the random distance parameters as the spatial position information of the pixel.
- the instructions in the program are specifically used to perform the following operations: associate according to the preset occupancy mode
- the target image data associated with the tissue is selected from the N second image data sets as VRDS 4D imaging data; the VRDS 4D imaging data is output on a display device.
- the medical imaging apparatus includes hardware structures and/or software modules corresponding to each function.
- this application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is executed by hardware or computer software-driven hardware depends on the specific application and design constraint conditions of the technical solution. Professionals and technicians can use different methods for each specific application to implement the described functions, but such implementation should not be considered beyond the scope of this application.
- the embodiment of the present application may divide the medical imaging device into functional units according to the foregoing method examples.
- each functional unit may be divided corresponding to each function, or two or more functions may be integrated into one processing unit.
- the above-mentioned integrated unit can be implemented in the form of hardware or software functional unit. It should be noted that the division of units in the embodiments of the present application is illustrative, and is only a logical function division, and there may be other division methods in actual implementation.
- FIG. 4 is a block diagram of the functional units of the VRDS 4D medical image processing device 400 involved in an embodiment of the present application.
- the VRDS 4D medical image processing device 400 is applied to a medical imaging device.
- the VRDS 4D medical image processing device 400 includes a processing unit 401 and a communication unit 402. Among them,
- the processing unit 401 is configured to perform initial data analysis processing on multiple scanned images to obtain an image source containing the image features of the target part of the target user.
- the image source includes texture 2D/3D image volume data.
- the scanned images are two-dimensional medical images collected by medical equipment; and are used to perform post-data processing on the image source to obtain N first image data sets, and the data volume of each first image data set corresponds to the figure
- the amount of data of the source is the same, the data in any two first image data sets are independent of each other, and N is a positive integer greater than 1; and used to perform preset processing on the N first image data sets to obtain the Nth Two image data sets, the N first image data sets and the N second image data sets have a one-to-one correspondence, and each second image data set adds spatial location information relative to the corresponding first image data set
- the spatial position information is used to reflect the spatial position attribute of the image data; and used to perform VRDS 4D medical image display according to the N second image data sets through the communication unit 4
- the VRDS 4D medical image processing device 400 further includes a storage unit 403, the processing unit 401 may be a processor, the communication unit 402 may be a transceiver, and the storage unit may be a memory.
- the medical imaging device first performs initial data analysis processing on multiple scanned images to obtain an image source containing the image characteristics of the target part of the target user, and secondly, performs post-data processing on the image source to obtain N first image data sets, where the data amount of each first image data set is the same as the data amount of the image source, the data in any two first image data sets are independent of each other, and N is a positive integer greater than 1, Third, the N first image data sets are pre-processed to obtain N second image data sets.
- the N first image data sets and N second image data sets are in one-to-one correspondence, and each second image data set Compared with the corresponding first image data collection, the collection adds spatial location information, which is used to reflect the spatial location attributes of the image data.
- VRDS 4D medical image display is performed according to N second image data sets. It can be seen that the medical imaging device in this application can optimize the original scanned image in the data volume dimension and the spatial dimension, thereby realizing VRDS 4D medical image display, that is, presenting 3D images outside and inside the tissue with real spatial structural characteristics. Improve the refinement and accuracy of medical image display by medical imaging devices.
- the processing unit 401 is specifically configured to: perform data enhancement processing on the image source to obtain The N first image data sets, and the data enhancement processing includes at least one of the following: rotation, scaling, translation, shearing, mirroring, and elastic deformation.
- the data enhancement processing includes elastic deformation; in terms of performing elastic deformation on the image source to obtain N first image data sets, the processing unit 401 is specifically configured to: On the original pixel matrix of the image source, random distances in N directions are superimposed to form N difference position matrices, and the N directions include at least positive and negative directions; the corresponding pixel points are calculated on each difference position matrix
- the gray value is obtained by obtaining N enhanced pixel dot matrices; N first image data sets are generated according to the N enhanced pixel dot matrices, and the image data in each first image data set includes superimposed information of pixels.
- the processing unit 401 is specifically configured to: Perform data separation on an image data set to obtain a separated data set.
- the separated data set includes a plurality of separated data subsets.
- the image data in each separated data subset includes organization identification information, and the organization identification information is used to identify the
- the tissue to which the image data belongs the tissue includes at least one of the following: organs, tumors, blood vessels; data integration is performed on the N first image data sets to obtain an integrated data set, and the integrated data set includes a preset account Multi-type image data of multiple tissues in a bit pattern; import the separated data set and the integrated data set into the VRDS Ai 4D imaging data analyzer, through the Ai matching of the gray value of the medical image and the superimposed information of the pixel point According to the conversion calculation of, obtain the spatial position information of each image data that meets the gray-level matching condition; generate N second image data sets according to the spatial position information and the N first image data sets.
- the processing unit 401 is specifically configured to: call the pre-stored medical image template matching models of the multiple tissues; and collect the integrated data The image data in is imported into the medical image template matching model, and the image data that meets the gray-level matching conditions are screened out.
- the processing unit 401 is specifically configured to: obtain the superimposed information of the currently processed pixel, and the superimposed information includes direction information and random information. Distance parameter; calculating spatial coordinates according to the direction information and the random distance parameter as the spatial position information of the pixel.
- the processing unit 401 is specifically configured to: according to the tissue associated with the preset occupancy pattern, from Select the target image data associated with the tissue from the N second image data sets as VRDS 4D imaging data; output the VRDS 4D imaging data on a display device.
- An embodiment of the present application also provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables a computer to execute part or all of the steps of any method as recorded in the above method embodiment ,
- the aforementioned computer includes a medical imaging device.
- the embodiments of the present application also provide a computer program product.
- the above-mentioned computer program product includes a non-transitory computer-readable storage medium storing a computer program. Part or all of the steps of the method.
- the computer program product may be a software installation package, and the computer includes a medical imaging device.
- the disclosed device may be implemented in other ways.
- the device embodiments described above are only illustrative.
- the division of the above-mentioned units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components can be combined or integrated. To another system, or some features can be ignored, or not implemented.
- the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical or other forms.
- the units described above as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
- the functional units in the various embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
- the above-mentioned integrated unit can be implemented in the form of hardware or software functional unit.
- the above integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable memory.
- the technical solution of the present application essentially or the part that contributes to the prior art or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a memory, A number of instructions are included to enable a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the foregoing methods of the various embodiments of the present application.
- the aforementioned memory includes: U disk, Read-Only Memory (ROM, Read-Only Memory), Random Access Memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes.
- the program can be stored in a computer-readable memory, and the memory can include: flash disk , Read-only memory (English: Read-Only Memory, abbreviation: ROM), random access device (English: Random Access Memory, abbreviation: RAM), magnetic disk or optical disc, etc.
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Abstract
Description
Claims (20)
- 一种VRDS 4D医学影像处理方法,其特征在于,应用于医学成像装置;所述方法包括:对多张扫描图像进行初始数据分析处理,得到包含目标用户的目标部位的图像特征的图源,所述图源包括纹理Texture 2D/3D图像体数据,所述多张扫描图像是通过医疗设备采集的二维医学图像;对所述图源进行后数据处理,得到N个第一图像数据集合,每个第一图像数据集合的数据量与所述图源的数据量相同,任意两个第一图像数据集合中的数据相互独立,N为大于1的正整数;对所述N个第一图像数据集合进行预设处理,得到N个第二图像数据集合,所述N个第一图像数据集合和所述N个第二图像数据集合一一对应,且每个第二图像数据集合相对于对应的第一图像数据集合增加了空间位置信息,所述空间位置信息用于反映图像数据的空间位置属性;根据所述N个第二图像数据集合进行VRDS 4D医学影像显示。
- 根据权利要求1所述的方法,其特征在于,所述对所述图源进行后数据处理,得到N个第一图像数据集合,包括:对所述图源进行数据增强处理,得到N个第一图像数据集合,所述数据增强处理包括以下至少一种:旋转、缩放、平移、剪切、镜像、弹性变形。
- 根据权利要求1所述的方法,其特征在于,所述数据增强处理包括弹性变形;所述对所述图源进行弹性变形,得到N个第一图像数据集合,包括:在所述图源的原始像素点阵上,叠加N个方向的随机距离形成N个差值位置矩阵,所述N个方向至少包括正向和负向;在每个差值位置矩阵上计算对应像素点的灰度值,得到N个增强像素点阵;根据所述N个增强像素点阵生成N个第一图像数据集合,每个第一图像数据集合中的图像数据包括像素点的叠加信息。
- 根据权利要求3所述的方法,其特征在于,所述对所述N个第一图像数据集合进行预设处理,得到N个第二图像数据集合,包括:对所述N个第一图像数据集合进行数据分离,得到分离数据集合,所述分离数据集合包括多个分离数据子集,每个分离数据子集中的图像数据包括组织标识信息,所述组织标识信息用于标识所述图像数据所属的组织,所述组织包括以下至少一种:器官、肿瘤、血管;对所述N个第一图像数据集合进行数据整合,得到整合数据集合,所述整合数据集合中包括预设占位模式的多个组织的多类图像数据;将所述分离数据集合和所述整合数据集合导入VRDS Ai 4D成像数据分析器,通过医学影像灰度值的Ai匹配以及所述像素点的叠加信息的转换计算,得到符合灰度匹配条件的每个图像数据的空间位置信息;根据所述空间位置信息和所述N个第一图像数据集合生成N个第二图像数据集合。
- 根据权利要求4所述的方法,其特征在于,所述医学影像灰度值的Ai匹配通过如下步骤实现:调用预存的所述多个组织的医学影像模板匹配模型;将所述整合数据集合中的图像数据导入所述医学影像模板匹配模型,筛选出的符合灰度匹配条件的图像数据。
- 根据权利要求4或5所述的方法,其特征在于,所述像素点的叠加信息的转换计算通过如下操作实现:获取当前处理的像素点的所述叠加信息,所述叠加信息包括方向信息和随机距离参数;根据所述方向信息和所述随机距离参数计算空间坐标作为所述像素点的 空间位置信息。
- 根据权利要求6所述的方法,其特征在于,所述像素点的叠加信息的转换计算是根据所述像素点的方向信息和随机距离参数计算空间坐标。
- 根据权利要求1-7任一项所述的方法,其特征在于,所述根据所述N个第二图像数据集合进行VRDS 4D医学影像显示,包括:根据所述预设占位模式关联的组织,从所述N个第二图像数据集合中筛选与所述组织关联的目标图像数据作为VRDS 4D成像数据;在显示设备上输出所述VRDS 4D成像数据。
- 根据权利要求1所述的方法,其特征在于,所述根据所述N个第二图像数据集合进行VRDS 4D医学影像显示之后,所述方法还包括:检测到针对目标组织的目标位置选择指令;根据所述选择指令调取选择的目标位置的影像,并将所述影像执行预设操作,所述预设操作至少包括以下一种:放大、旋转或观察内侧。
- 一种VRDS 4D医学影像处理装置,其特征在于,应用于医学成像装置;所述VRDS4D医学影像处理装置包括处理单元和通信单元,其中,所述处理单元,用于对多张扫描图像进行初始数据分析处理,得到包含目标用户的目标部位的图像特征的图源,所述图源包括纹理Texture 2D/3D图像体数据,所述多张扫描图像是通过医疗设备采集的二维医学图像;以及用于对所述图源进行后数据处理,得到N个第一图像数据集合,每个第一图像数据集合的数据量与所述图源的数据量相同,任意两个第一图像数据集合中的数据相互独立,N为大于1的正整数;以及用于对所述N个第一图像数据集合进行预设处理,得到N个第二图像数据集合,所述N个第一图像数据集合和所述N个第二图像数据集合一一对应,且每个第二图像数据集合相对于对应的第一图像数据集合增加了空间位置信息,所述空间位置信息用于反映图像数据的空间位置属性;以及用于通过所述通信单元根据所述N个第二图像数据集合进行VRDS 4D医学影像显示。
- 根据权利要求10所述的装置,其特征在于,在所述对所述图源进行后数据处理,得到N个第一图像数据集合方面,所述处理单元具体用于:对所述图源进行数据增强处理,得到N个第一图像数据集合,所述数据增强处理包括以下至少一种:旋转、缩放、平移、剪切、镜像、弹性变形。
- 根据权利要求10所述的装置,其特征在于,所述数据增强处理包括弹性变形;在所述对所述图源进行弹性变形,得到N个第一图像数据集合方面,所述处理单元具体用于:在所述图源的原始像素点阵上,叠加N个方向的随机距离形成N个差值位置矩阵,所述N个方向至少包括正向和负向;在每个差值位置矩阵上计算对应像素点的灰度值,得到N个增强像素点阵;根据所述N个增强像素点阵生成N个第一图像数据集合,每个第一图像数据集合中的图像数据包括像素点的叠加信息。
- 根据权利要求12所述的装置,其特征在于,在所述对所述N个第一图像数据集合进行预设处理,得到N个第二图像数据集合方面,所述处理单元具体用于:对所述N个第一图像数据集合进行数据分离,得到分离数据集合,所述分离数据集合包括多个分离数据子集,每个分离数据子集中的图像数据包括组织标识信息,所述组织标识信息用于标识所述图像数据所属的组织,所述组织包括以下至少一种:器官、肿瘤、血管;对所述N个第一图像数据集合进行数据整合,得到整合数据集合,所述整合数据集合中包括预设占位模式的多个组织的多类图像数据;将所述分离数据集合和所述整合数据集合导入VRDS Ai 4D成像数据分析器,通过医学影像灰度值的Ai匹配以及所述像素点的叠加信息的转换计算,得到符合灰度匹配条件的每个图像数据的空间位置信息;根据所述空间位置信息和所述N个 第一图像数据集合生成N个第二图像数据集合。
- 根据权利要求13所述的装置,其特征在于,所述医学影像灰度值的Ai匹配通过如下步骤实现:调用预存的所述多个组织的医学影像模板匹配模型;将所述整合数据集合中的图像数据导入所述医学影像模板匹配模型,筛选出的符合灰度匹配条件的图像数据。
- 根据权利要求13或14所述的装置,其特征在于,所述像素点的叠加信息的转换计算通过如下操作实现:获取当前处理的像素点的所述叠加信息,所述叠加信息包括方向信息和随机距离参数;根据所述方向信息和所述随机距离参数计算空间坐标作为所述像素点的空间位置信息。
- 根据权利要求15所述的装置,其特征在于,所述像素点的叠加信息的转换计算是根据所述像素点的方向信息和随机距离参数计算空间坐标。
- 根据权利要求10-16任一项所述的装置,其特征在于,在所述根据所述N个第二图像数据集合进行VRDS 4D医学影像显示方面,所述通信单元具体用于:根据所述预设占位模式关联的组织,从所述N个第二图像数据集合中筛选与所述组织关联的目标图像数据作为VRDS 4D成像数据;在显示设备上输出所述VRDS 4D成像数据。
- 根据权利要求10所述的装置,其特征在于,所述根据所述N个第二图像数据集合进行VRDS 4D医学影像显示之后,所述处理单元还具体用于:检测到针对目标组织的目标位置选择指令;根据所述选择指令调取选择的目标位置的影像,并将所述影像执行预设操作,所述预设操作至少包括以下一种:放大、旋转或观察内侧。
- 一种医学成像装置,其特征在于,包括处理器、存储器、通信接口,以及一个或多个程序,所述一个或多个程序被存储在所述存储器中,并且被配置由所述处理器执行,所述程序包括用于执行如权利要求1-9任一项所述的方法中的步骤的指令。
- 一种计算机可读存储介质,其特征在于,存储用于电子数据交换的计算机程序,其中,所述计算机程序使得计算机执行如权利要求1-9任一项所述的方法。
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AU2019431568A1 (en) | 2021-09-16 |
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