CN113284226A - Three-dimensional mammary gland ultrasonic volume multi-viewpoint observation method and system - Google Patents
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- 210000005075 mammary gland Anatomy 0.000 title claims abstract description 13
- 210000000481 breast Anatomy 0.000 claims abstract description 61
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- 238000001514 detection method Methods 0.000 claims description 10
- 239000000523 sample Substances 0.000 claims description 7
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Abstract
The invention discloses a three-dimensional mammary gland ultrasonic volume multi-viewpoint observation method and a system, wherein the method comprises the following steps: s1, acquiring breast ultrasound three-dimensional image data, drawing a three-dimensional model of a three-dimensional breast ultrasound volume, and displaying the three-dimensional model through a screen; s2, marking a focus point in the three-dimensional breast ultrasound volume, and marking a plurality of viewpoints in a plurality of angle directions of the focus point; s3, connecting each viewpoint with the attention point respectively, and generating a tangent plane view which is vertical to the connection line and contains the attention point; s4, rotating the three-dimensional model, and repeating the steps S2-S3 until the marking of all the points of interest and the viewpoints is completed; s5, storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form; and S6, the user selects a corresponding viewpoint from the list, and the corresponding section view is displayed in the screen. When the next viewpoint is selected, the previously selected viewpoint does not need to be deleted, the sectional views corresponding to the front and rear viewpoints can be compared and observed, and the displayed sectional views can be finely adjusted.
Description
Technical Field
The invention belongs to the technical field of medical influence display, and particularly relates to a three-dimensional breast ultrasound volume multi-viewpoint observation method and system.
Background
The rapid development of the current society, health receives more and more attention gradually, and along with the increase of mammary gland patients, ultrasonic mammary gland screening is necessary. The breast screening method comprises the steps that an ultrasonic scanning station scans the breast to obtain ultrasonic volume data, the ultrasonic volume data are transmitted to a three-dimensional breast ultrasonic diagnosis system workstation, and the three-dimensional breast ultrasonic diagnosis system carries out a large amount of work such as analysis screening and the like to screen the breast. The three-dimensional mammary gland ultrasonic diagnosis system is characterized in that a high-grade microcomputer with large main storage capacity and high running speed is applied, the microcomputer is connected with ultrasonic equipment through a special medical image equipment interface module to acquire images, and three-dimensional mammary gland ultrasonic diagnosis system software is applied to store and analyze ultrasonic detection data images and the like.
Currently, in three-dimensional breast ultrasound diagnostic systems, a single-viewpoint (viewing an object from an angle direction of the object is recorded as a viewpoint) mode is adopted to review ultrasound image data. After selecting a viewpoint, if other viewpoints need to be checked, the current viewpoint is abandoned. When the complex and irregular focus is faced, only the same viewpoint can be changed continuously, and if the user wants to return to the view angle of the historical browsing viewpoint, the user is difficult to increase.
When the mammary gland ultrasonic image is diagnosed, the observation in multiple directions and multiple angles needs to be repeated, and the operation in a single-viewpoint mode is complicated. In the face of a large number of patients or the conditions of extremely many target spots, complicated focus and the like, the single viewpoint is difficult to meet the requirement.
In a remote treatment conference, when an attending physician operates a viewpoint, the viewpoint is adjusted to a certain angle, and then when viewpoint parameters are changed to be switched to the next angle, if the historical viewpoint position needs to be traced back, the single viewpoint cannot meet the requirement.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a three-dimensional breast ultrasound volume multi-viewpoint observation method and a three-dimensional breast ultrasound volume multi-viewpoint observation system, which can mark a plurality of interested positions in a three-dimensional breast ultrasound volume, mark a plurality of viewpoints in a plurality of angle directions of the interested positions to form a sectional view of the corresponding observation positions and observation angles, store information in a list form, and display the corresponding sectional view for observation only by selecting the information in the list.
The invention adopts the following technical scheme: a three-dimensional breast ultrasound volume multi-viewpoint observation method comprises the following steps:
s1, the three-dimensional breast probe acquires breast ultrasound three-dimensional image data, a three-dimensional model of a three-dimensional breast ultrasound volume is drawn through a three-dimensional rendering method, and the three-dimensional model is displayed through a screen;
s2, marking a focus point in the three-dimensional breast ultrasound volume, and marking a plurality of viewpoints in a plurality of angle directions of the focus point;
s3, connecting each viewpoint with the attention point respectively, and generating a tangent plane view which is vertical to the connection line and contains the attention point;
s4, rotating the three-dimensional model, and repeating the steps S2-S3 until the marking of all the points of interest and the viewpoints is completed;
s5, storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form;
and S6, the user selects a corresponding viewpoint from the list, and the corresponding section view is displayed in the screen.
Preferably, step S1 further includes: and establishing a physical coordinate system by taking any point on the three-dimensional model as an origin, wherein the Z axis of the initial state of the physical coordinate system extends outwards perpendicular to the screen.
Preferably, in step S4, the physical coordinate system is rotated synchronously when the three-dimensional model is rotated.
Preferably, the method further comprises the following step after step S6:
A. the parameter manager calculates and displays the coordinate parameters of the selected viewpoint in the physical coordinate system;
B. the user manually modifies the coordinate parameters to finely adjust the position of the view point and regenerate a corresponding section view;
C. displaying the regenerated section view in the screen;
D. and updating the information corresponding to the viewpoint in the viewpoint list.
Preferably, in step S5, the viewpoint related information in the viewpoint list is named by coordinate values of the viewpoint in the physical coordinate system.
Preferably, in step S5, each piece of viewpoint-related information in the viewpoint list is further named by the time when the viewpoint is added.
Preferably, in step S6, the user selects a plurality of viewpoints in the list at the same time, and a plurality of corresponding section views are displayed on the screen at the same time.
Correspondingly, the three-dimensional breast ultrasound volume multi-viewpoint observation system comprises a three-dimensional breast detection module, a display module, a focus point adding module, a viewpoint adding module, a tangent plane view generating module, a rotating module and a viewpoint list module, wherein the viewpoint list module comprises a storage unit and a viewpoint selecting unit;
the three-dimensional mammary gland detection module is connected with the display module, the display module is respectively connected with the attention point adding module, the viewpoint adding module, the tangent plane view generating module, the rotating module and the viewpoint list module, and the viewpoint selecting unit is connected with the storage unit;
the three-dimensional breast detection module is used for acquiring breast ultrasonic three-dimensional image data through a three-dimensional breast probe;
the display module is used for drawing a three-dimensional model of the three-dimensional breast ultrasound volume according to the breast ultrasound three-dimensional image data by a three-dimensional rendering method and displaying the three-dimensional model;
a focus adding module for marking focus in the three-dimensional breast ultrasound volume;
the viewpoint adding module is used for marking a plurality of viewpoints in a plurality of angle directions of the attention point position;
the tangent plane view generating module is used for connecting each viewpoint with the corresponding attention point respectively and generating a tangent plane view which is vertical to the corresponding connection line and contains the corresponding attention point;
a rotation module for rotating the three-dimensional model;
the storage unit is used for storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form;
a viewpoint selecting unit for selecting a corresponding viewpoint in the viewpoint list;
and the display module is also used for displaying the corresponding section view according to the selected corresponding viewpoint.
Preferably, the display module includes a coordinate system establishing unit, the coordinate system establishing unit is configured to establish a physical coordinate system with an arbitrary point on the three-dimensional model as an origin, and a Z-axis of an initial state of the physical coordinate system extends outward perpendicular to the screen.
As a preferred scheme, the viewpoint list module further comprises a parameter management unit and an updating unit, wherein the parameter management unit is connected with the viewpoint selection unit, and the updating unit is respectively connected with the parameter management unit and the storage unit;
the parameter management unit is used for calculating and displaying coordinate parameters of the selected viewpoint in a physical coordinate system, and a user manually modifies the coordinate parameters through the parameter management unit to finely adjust the position of the viewpoint;
the tangent plane view generating module is also used for regenerating a corresponding tangent plane view according to the fine-tuned viewpoint;
the updating unit is used for updating the corresponding information of the viewpoint in the viewpoint list according to the fine-tuned viewpoint position and the regenerated tangent plane view;
and the display module is also used for displaying the regenerated section view.
The invention has the beneficial effects that:
(1) the method can mark a plurality of focus points, namely interested positions, in a three-dimensional breast ultrasound volume, mark a plurality of viewpoints in a plurality of angle directions of the interested positions to form section views of corresponding observation positions and observation angles, store information in a list form, and display the corresponding section views for observation only by selecting the information in the list. Therefore, when the doctor selects the next viewpoint, the previously selected viewpoint does not need to be deleted, and the corresponding section views of the front viewpoint and the rear viewpoint can be compared and observed, so that the interested position can be observed in an all-round manner, and the diagnosis efficiency of the doctor is improved.
(2) After the doctor selects the viewpoint and displays the corresponding section view, if the doctor considers that the view is not the required view, the coordinate position of the viewpoint can be finely adjusted through the parameter manager, and the corresponding section view is generated again to be displayed, so that the diagnosis of the doctor is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a three-dimensional breast ultrasound volume multi-viewpoint observation method according to the present invention;
fig. 2 is a schematic structural diagram of a three-dimensional breast ultrasound volume multi-viewpoint observation system according to the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
The first embodiment is as follows:
referring to fig. 1, the present embodiment provides a three-dimensional breast ultrasound volume multi-viewpoint observation method, including the steps of:
the method comprises the following steps:
s1, the three-dimensional breast probe acquires breast ultrasound three-dimensional image data, a three-dimensional model of a three-dimensional breast ultrasound volume is drawn through a three-dimensional rendering method, and the three-dimensional model is displayed through a screen;
s2, marking a focus point in the three-dimensional breast ultrasound volume, and marking a plurality of viewpoints in a plurality of angle directions of the focus point;
s3, connecting each viewpoint with the attention point respectively, and generating a tangent plane view which is vertical to the connection line and contains the attention point;
s4, rotating the three-dimensional model, and repeating the steps S2-S3 until the marking of all the points of interest and the viewpoints is completed;
s5, storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form;
and S6, the user selects a corresponding viewpoint from the list, and the corresponding section view is displayed in the screen.
Specifically, the method comprises the following steps:
step S1 further includes: and establishing a physical coordinate system by taking any point on the three-dimensional model as an origin, wherein the Z axis of the initial state of the physical coordinate system extends outwards perpendicular to the screen.
In step S4, when the three-dimensional model is rotated, the physical coordinate system is synchronously rotated.
Step S6 is followed by the step of:
A. the parameter manager calculates and displays the coordinate parameters of the selected viewpoint in the physical coordinate system;
B. the user manually modifies the coordinate parameters to finely adjust the position of the view point and regenerate a corresponding section view;
C. displaying the regenerated section view in the screen;
D. and updating the information corresponding to the viewpoint in the viewpoint list.
Namely, after the doctor selects the viewpoint and displays the corresponding section view, if the doctor considers that the view is not the required view, the coordinate position of the viewpoint can be finely adjusted through the parameter manager, and the corresponding section view is generated again to be displayed, so that the diagnosis of the doctor is facilitated.
It should be noted that the method for regenerating the corresponding tangent plane view is the same as the method for generating the tangent plane view for the first time, and since the point of interest corresponding to the viewpoint is stored in the viewpoint list, the corresponding tangent plane view can be regenerated according to the existing viewpoint and the corresponding point of interest.
In step S5, the information related to each viewpoint in the viewpoint list is named by the coordinate value of the viewpoint in the physical coordinate system. Because the physical coordinate system synchronously rotates when the three-dimensional model is rotated, the added viewpoints have unique position coordinates, and when a subsequent doctor selects the viewpoints, the position of the viewpoint can be roughly known according to the coordinate parameters, so that the doctor can conveniently select the viewpoints.
In step S5, each piece of viewpoint-related information in the viewpoint list is also named by the time when the viewpoint is added.
In step S5, the information related to each viewpoint in the viewpoint list is further named by the unique number of the three-dimensional model where the viewpoint is located. That is, when a plurality of patients are detected by the three-dimensional breast probe, a plurality of three-dimensional models exist, so that the three-dimensional models are numbered to distinguish viewpoints in the corresponding three-dimensional models of different patients.
In step S6, the user selects a plurality of viewpoints in the list at the same time, and a plurality of corresponding section views are displayed on the screen at the same time.
Namely, in the invention, a plurality of focus points, namely interested positions, can be marked in a three-dimensional breast ultrasound volume, a plurality of viewpoints can be marked in a plurality of angle directions of the interested positions to form section views of corresponding observation positions and observation angles, and information is stored in a list form, so that a user can display the corresponding section views for observation only by selecting in the list. Therefore, when the doctor selects the next viewpoint, the previously selected viewpoint does not need to be deleted, and the corresponding section views of the front viewpoint and the rear viewpoint can be compared and observed, so that the interested position can be observed in an all-round manner, and the diagnosis efficiency of the doctor is improved.
Example two:
referring to fig. 2, in the present embodiment, a three-dimensional breast ultrasound volume multi-viewpoint observation system is provided, which includes a three-dimensional breast detection module, a display module, a focus point adding module, a viewpoint adding module, a tangent plane view generating module, a rotation module, and a viewpoint list module, where the viewpoint list module includes a storage unit and a viewpoint selecting unit;
the three-dimensional mammary gland detection module is connected with the display module, the display module is respectively connected with the attention point adding module, the viewpoint adding module, the tangent plane view generating module, the rotating module and the viewpoint list module, and the viewpoint selecting unit is connected with the storage unit;
the three-dimensional breast detection module is used for acquiring breast ultrasonic three-dimensional image data through a three-dimensional breast probe;
the display module is used for drawing a three-dimensional model of the three-dimensional breast ultrasound volume according to the breast ultrasound three-dimensional image data by a three-dimensional rendering method and displaying the three-dimensional model;
a focus adding module for marking focus in the three-dimensional breast ultrasound volume;
the viewpoint adding module is used for marking a plurality of viewpoints in a plurality of angle directions of the attention point position;
the tangent plane view generating module is used for connecting each viewpoint with the corresponding attention point respectively and generating a tangent plane view which is vertical to the corresponding connection line and contains the corresponding attention point;
a rotation module for rotating the three-dimensional model;
the storage unit is used for storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form;
a viewpoint selecting unit for selecting a corresponding viewpoint in the viewpoint list;
and the display module is also used for displaying the corresponding section view according to the selected corresponding viewpoint.
Specifically, the method comprises the following steps:
the display module comprises a coordinate system establishing unit, the coordinate system establishing unit is used for establishing a physical coordinate system by taking any point on the three-dimensional model as an origin, and the Z axis of the initial state of the physical coordinate system extends outwards and is vertical to the screen.
Furthermore, the viewpoint list module also comprises a parameter management unit and an updating unit, wherein the parameter management unit is connected with the viewpoint selection unit, and the updating unit is respectively connected with the parameter management unit and the storage unit;
the parameter management unit is used for calculating and displaying coordinate parameters of the selected viewpoint in a physical coordinate system, and a user manually modifies the coordinate parameters through the parameter management unit to finely adjust the position of the viewpoint;
the tangent plane view generating module is also used for regenerating a corresponding tangent plane view according to the fine-tuned viewpoint;
the updating unit is used for updating the corresponding information of the viewpoint in the viewpoint list according to the fine-tuned viewpoint position and the regenerated tangent plane view;
and the display module is also used for displaying the regenerated section view.
It should be noted that, similar to the embodiment, the three-dimensional breast ultrasound volume multi-viewpoint observation system provided in this embodiment is not described herein again.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention by those skilled in the art should fall within the protection scope of the present invention without departing from the design spirit of the present invention.
Claims (10)
1. A three-dimensional breast ultrasound volume multi-viewpoint observation method is characterized by comprising the following steps:
s1, the three-dimensional breast probe acquires breast ultrasound three-dimensional image data, a three-dimensional model of a three-dimensional breast ultrasound volume is drawn through a three-dimensional rendering method, and the three-dimensional model is displayed through a screen;
s2, marking a focus point in the three-dimensional breast ultrasound volume, and marking a plurality of viewpoints in a plurality of angle directions of the focus point;
s3, connecting each viewpoint with the attention point respectively, and generating a tangent plane view which is vertical to the connection line and contains the attention point;
s4, rotating the three-dimensional model, and repeating the steps S2-S3 until the marking of all the points of interest and the viewpoints is completed;
s5, storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form;
and S6, the user selects a corresponding viewpoint from the list, and the corresponding section view is displayed in the screen.
2. The method for observing the three-dimensional breast ultrasound volume with multiple viewpoints as claimed in claim 1, wherein the step S1 further comprises: and establishing a physical coordinate system by taking any point on the three-dimensional model as an origin, wherein the Z axis of the initial state of the physical coordinate system extends outwards perpendicular to the screen.
3. The method for multi-viewpoint observation of three-dimensional breast ultrasound volume according to claim 2, wherein in step S4, the physical coordinate system rotates synchronously when the three-dimensional model is rotated.
4. The three-dimensional breast ultrasound volume multi-viewpoint observation method according to claim 3, further comprising the following steps after the step S6:
A. the parameter manager calculates and displays the coordinate parameters of the selected viewpoint in the physical coordinate system;
B. the user manually modifies the coordinate parameters to finely adjust the position of the view point and regenerate a corresponding section view;
C. displaying the regenerated section view in the screen;
D. and updating the information corresponding to the viewpoint in the viewpoint list.
5. The method as claimed in claim 4, wherein in step S5, the information related to each viewpoint in the viewpoint list is named by the coordinate value of the viewpoint in the physical coordinate system.
6. The method as claimed in claim 5, wherein in step S5, the information related to each viewpoint in the viewpoint list is further named by the time when the viewpoint is added.
7. The method as claimed in claim 1, wherein in step S6, the user selects a plurality of viewpoints in the list and simultaneously displays a plurality of corresponding sectional views on the screen.
8. A three-dimensional mammary gland ultrasonic volume multi-viewpoint observation system is characterized by comprising a three-dimensional mammary gland detection module, a display module, a focus point adding module, a viewpoint adding module, a tangent plane view generating module, a rotating module and a viewpoint list module, wherein the viewpoint list module comprises a storage unit and a viewpoint selecting unit;
the three-dimensional mammary gland detection module is connected with the display module, the display module is respectively connected with the attention point adding module, the viewpoint adding module, the tangent plane view generating module, the rotating module and the viewpoint list module, and the viewpoint selecting unit is connected with the storage unit;
the three-dimensional breast detection module is used for acquiring breast ultrasonic three-dimensional image data through a three-dimensional breast probe;
the display module is used for drawing a three-dimensional model of the three-dimensional breast ultrasound volume according to the breast ultrasound three-dimensional image data by a three-dimensional rendering method and displaying the three-dimensional model;
a focus adding module for marking focus in the three-dimensional breast ultrasound volume;
the viewpoint adding module is used for marking a plurality of viewpoints in a plurality of angle directions of the attention point position;
the tangent plane view generating module is used for connecting each viewpoint with the corresponding attention point respectively and generating a tangent plane view which is vertical to the corresponding connection line and contains the corresponding attention point;
a rotation module for rotating the three-dimensional model;
the storage unit is used for storing all viewpoints, corresponding focus points and tangent plane view information in a viewpoint list form;
a viewpoint selecting unit for selecting a corresponding viewpoint in the viewpoint list;
and the display module is also used for displaying the corresponding section view according to the selected corresponding viewpoint.
9. The three-dimensional breast ultrasound volume multi-viewpoint observation system according to claim 8, wherein the display module comprises a coordinate system establishing unit, the coordinate system establishing unit is configured to establish a physical coordinate system with any point on the three-dimensional model as an origin, and a Z-axis of an initial state of the physical coordinate system extends outward perpendicular to the screen.
10. The three-dimensional breast ultrasound volume multi-viewpoint observation system according to claim 9, wherein the viewpoint list module further comprises a parameter management unit and an update unit, the parameter management unit is connected with the viewpoint selection unit, and the update unit is respectively connected with the parameter management unit and the storage unit;
the parameter management unit is used for calculating and displaying coordinate parameters of the selected viewpoint in a physical coordinate system, and a user manually modifies the coordinate parameters through the parameter management unit to finely adjust the position of the viewpoint;
the tangent plane view generating module is also used for regenerating a corresponding tangent plane view according to the fine-tuned viewpoint;
the updating unit is used for updating the corresponding information of the viewpoint in the viewpoint list according to the fine-tuned viewpoint position and the regenerated tangent plane view;
and the display module is also used for displaying the regenerated section view.
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| CN101069647A (en) * | 2006-05-09 | 2007-11-14 | 株式会社东芝 | An ultrasonic imaging apparatus and a method of displaying ultrasonic images |
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