CN114680938A - Carotid plaque measurement method and ultrasound equipment - Google Patents

Abstract

The application relates to a plaque measuring method and a plaque measuring device for removing carotid artery systolic and diastolic influence, wherein the method comprises the steps of obtaining carotid artery adventitia data and carotid artery plaque data at preset segments in a carotid artery ultrasonic image, wherein the preset segments comprise at least one of a common carotid artery, an external carotid artery and an internal carotid artery; for each preset segment, acquiring amplified carotid artery adventitia data in the preset segment at the maximum adventitia diastole state according to the carotid artery adventitia data of the preset segment; and respectively acquiring actual plaque block data of the corresponding segments according to the amplified carotid artery adventitia data of each preset segment. According to the invention, when all the segments of the carotid artery are amplified to the maximum diastolic state, the plaque data is acquired, so that the influence of carotid artery systolic and diastolic on plaque measurement is eliminated, and the data accuracy of plaque data measurement is improved.

Description

Carotid plaque measurement method and ultrasound equipment

technical field

The present application relates to the field of computer technology, and in particular, to a carotid artery plaque measurement method and an ultrasound device.

Background technique

With the development and progress of society, more and more people begin to pay attention to their physical health. The carotid arteries are a part of people's attention. At present, when examining the carotid artery, an ultrasound image at the position of the carotid artery is usually acquired through an ultrasound scan, and measurement and judgment are made according to the acquired ultrasound image.

However, during the process of carotid artery scanning to obtain images of carotid arteries, the beating of the heart will cause the carotid arteries to dilate and contract regularly, and this process varies from person to person, resulting in the measurement results of the existing measurement methods being inconsistent. precise.

SUMMARY OF THE INVENTION

Based on this, it is necessary to provide a carotid plaque measurement method and an ultrasound device that can improve the data measurement results in view of the above technical problems.

The technical scheme of the present invention is as follows:

A method for measuring carotid plaque, the method comprising:

acquiring carotid adventitial data and carotid plaque data at a preset segment in the carotid ultrasound image, the preset segment including at least one of the common carotid artery, the external carotid artery, and the internal carotid artery;

For each preset segment, obtain the enlarged carotid adventitia data when the preset segment is in a state of maximum adventitial relaxation according to the carotid adventitia data of the preset segment;

According to the enlarged carotid adventitia data of each preset segment, the actual plaque data of the corresponding segment is obtained respectively.

Further, obtaining the enlarged carotid adventitia data in the maximum adventitial relaxation state in the preset segment according to the carotid adventitia data of the preset segment specifically includes:

obtaining the circumcircle radius of the adventitia of the preset segment according to the carotid adventitial data of the preset segment;

The maximum value of the obtained circumcircle radius of each adventitia was recorded as the maximum circumcircle radius of the adventitia.

The carotid adventitia data is enlarged according to the maximum circumcircle radius of the adventitia to obtain the enlarged carotid adventitia data.

Further, the said carotid artery adventitia data is enlarged according to the said maximum adventitial circumcircle radius to obtain the enlarged carotid artery adventitia data, including:

For each position in the preset segment except the position of the maximum epicardium circumcircle radius, obtain the ratio of the maximum epicardium circumcircle radius to the epicardium circumcircle radius at the position;

According to the calculated ratio, each position is enlarged to obtain the enlarged carotid adventitia data.

Further, obtaining carotid adventitia data and carotid plaque data at preset segments in the carotid ultrasound image, where the preset segments include at least one of the common carotid artery, the external carotid artery, and the internal carotid artery. A kind of steps, specifically including:

Obtain the loaded carotid ultrasound image;

Image segmentation is performed on the carotid artery ultrasound image, and the carotid artery adventitia data and the carotid artery plaque data are generated.

Further, obtaining the actual plaque data of the corresponding segment according to the enlarged carotid adventitial data of each preset segment, including:

Plaque data for the plaque in the magnified carotid ultrasound image is identified.

Further, a plaque measurement device for removing the influence of carotid artery systolic and diastolic, the device comprises:

The adventitia and plaque data acquisition module is used to acquire carotid adventitia data and carotid plaque data at preset segments in the carotid ultrasound image, where the preset segments include the common carotid artery, the external carotid artery, and the carotid artery. at least one of the internal carotid arteries;

The enlarged carotid adventitia data acquisition module, for each preset segment, acquires the enlarged carotid outside the carotid artery when the maximum adventitial relaxation state in the preset segment is obtained according to the carotid adventitia data of the preset segment membrane data;

The actual plaque data acquisition module is configured to acquire the actual plaque data of the corresponding segment respectively according to the enlarged carotid adventitial data of each preset segment.

Further, the enlarged carotid adventitia data acquisition module includes:

an adventitial circumcircle radius acquisition module, configured to acquire the adventitial circumcircle radius of the preset segment according to the carotid adventitia data of the preset segment;

The maximum value acquisition module is used to obtain the maximum value of the circumradius of each adventitia, and is recorded as the maximum radius of the circumcircle of the adventitia.

The adventitia data amplifying module is configured to amplify the carotid adventitia data according to the largest circumcircle radius of the adventitia to obtain the enlarged carotid adventitia data.

Further, the outer membrane data amplification module is also used for:

For each position in the preset segment except the position of the maximum epicardium circumcircle radius, obtain the ratio of the maximum epicardium circumcircle radius to the epicardium circumcircle radius at the position;

According to the calculated ratio, each position is enlarged to obtain the enlarged carotid adventitia data.

Further, an ultrasound device includes a memory and a processor, wherein the memory stores a computer program, and when the processor executes the computer program, the processor implements the steps of the plaque measurement method for removing the influence of carotid artery systolic and diastolic effects.

Further, a computer-readable storage medium having a computer program stored thereon, when the computer program is executed by a processor, implements the steps described in the above-mentioned method for measuring plaque in which the influence of carotid artery systolic and diastolic effects is removed.

The present invention realizes the technical effect as follows:

The above-mentioned plaque measurement method and device for removing the influence of carotid artery systolic and diastolic effects, the plaque measurement method for removing carotid artery systolic and diastolic effects obtains carotid artery adventitia data and carotid artery plaque at preset segments in a carotid ultrasound image data, the preset segment includes at least one of the common carotid artery, the external carotid artery and the internal carotid artery; for each preset segment, the carotid adventitia data of the preset segment are obtained. The enlarged carotid adventitial data in the maximum adventitial relaxation state in the preset segment; the actual plaque data of the corresponding segment is obtained according to the enlarged carotid adventitia data of each preset segment; When each segment of the carotid artery is enlarged to the maximum diastolic state, plaque data is obtained, which excludes the influence of carotid artery systolic and diastolic on plaque measurement and improves the data accuracy of plaque data measurement.

Description of drawings

1 is a schematic flowchart of a method for measuring carotid plaque in one embodiment;

2 is a schematic structural diagram of the common carotid artery provided in one embodiment;

FIG. 3 is a structural block diagram of a carotid artery plaque measurement device in one embodiment.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

The plaque measurement method for removing the influence of systolic and diastolic effects of carotid arteries provided by the embodiments of the present application can be applied in an application environment. The application environment includes an ultrasonic processing device. The ultrasonic processing device first acquires carotid adventitia data and carotid plaque data at a preset segment in a carotid ultrasound image, where the preset segment includes the common carotid artery, the carotid artery, and the carotid artery. At least one of the external artery and the internal carotid artery; for each preset segment, the magnification when obtaining the maximum adventitial relaxation state in the preset segment according to the carotid adventitial data of the preset segment Carotid adventitia data; according to the enlarged carotid adventitia data of each preset segment, respectively obtain the actual plaque data of the corresponding segment.

In one embodiment, as shown in FIG. 1, a method for measuring carotid plaque removal is provided.

The method includes:

Step S100: Acquire carotid adventitia data and carotid plaque data at a preset segment in the carotid ultrasound image, where the preset segment includes at least one of the common carotid artery, the external carotid artery, and the internal carotid artery ;

In this step, carotid adventitial data and carotid plaque data at preset segments in the carotid ultrasound image are acquired, where the preset segments include at least one of the common carotid artery, the external carotid artery, and the internal carotid artery. One is to provide underlying data support for subsequent extraction of actual patch data.

Step S200 : for each preset segment, obtain the enlarged carotid adventitia data in the preset segment in the state of maximum adventitial relaxation according to the carotid adventitia data of the preset segment.

segmenting the carotid adventitia data and the carotid plaque data, and generating common carotid artery data, external carotid artery data and internal carotid artery data; wherein the common carotid artery data includes common carotid artery adventitia data and Common carotid artery plaque data, external carotid artery data includes external carotid artery adventitia data and external carotid artery plaque data, and internal carotid artery data includes common carotid adventitia data and external carotid artery plaque data;

Specifically, in this step, by segmenting the carotid adventitial data and the carotid plaque data, the common carotid artery data, the external carotid artery data and the internal carotid artery data are further distinguished, and this segmentation is based on actual The basis, that is, the carotid artery includes the common carotid artery, the external carotid artery and the internal carotid artery.

Furthermore, through the data segmentation, the classification, acquisition and processing of the data of the common carotid artery are realized, and the accuracy of the data processing is improved.

Next, the enlarged carotid adventitia data in the state of maximum adventitial relaxation in the preset segment is obtained according to the carotid adventitial data of the preset segment.

Step S300: Acquire the actual plaque data of the corresponding segment according to the enlarged carotid adventitial data of each preset segment.

Obtain the enlarged common carotid artery data in the state of maximum adventitial relaxation of each segment of the common carotid artery according to the common carotid adventitial data, and obtain the maximum adventitial relaxation of each segment of the internal carotid artery according to the internal carotid artery adventitia data. The enlarged internal carotid artery data and the external carotid adventitial data in the state obtain the enlarged external carotid artery data in the state of maximum adventitial relaxation of each segment of the external carotid artery;

Specifically, according to actual clinical experience, it is known that the maximum diastolic state of each segment of the artery is consistent. Therefore, obtaining the enlarged common carotid artery data, the enlarged internal carotid artery data, and the enlarged external carotid artery data can rule out breathing caused by Arterial systolic and diastolic effects on plaque data.

That is, at this time, although the degree of relaxation of each arterial segment is different in the actual acquired carotid artery ultrasound image, the enlarged common carotid artery data in the state of maximum adventitial relaxation is obtained by enlarging the image, all By using the enlarged internal carotid artery data and the enlarged external carotid artery data, the influence of carotid artery systolic and diastolic on plaque measurement can be filtered out, and the accuracy of plaque data acquisition can be improved.

Specifically, carotid adventitial data and carotid plaque data at a preset segment in the carotid ultrasound image are acquired, where the preset segment includes at least one of the common carotid artery, the external carotid artery, and the internal carotid artery ; For each preset segment, obtain the enlarged carotid adventitia data at the maximum adventitial relaxation state in the preset segment according to the carotid adventitia data of the preset segment; according to each preset The segmented magnified carotid adventitial data respectively obtains the actual plaque data of the corresponding segment; thus, by enlarging each segment of the carotid artery to the maximum diastolic state, the plaque data is obtained again, excluding carotid artery constriction The effect of relaxation on plaque measurement to improve the data accuracy of plaque data measurement.

In another embodiment of the present invention, the obtaining, according to the carotid adventitial data of the preset segment, the enlarged carotid adventitial data in the state of maximum adventitial relaxation in the preset segment specifically includes:

Step S311: Acquire the circumcircle radius of the adventitia of the preset segment according to the carotid adventitial data of the preset segment.

According to the data of the adventitia of the common carotid artery, the circumcircle radius of the adventitia of each arterial segment of the common carotid artery was obtained;

Step S312: obtain the maximum value of the circumradius of each epicardium, and record it as the maximum radius of circumscribed epicardium;

The maximum value of the obtained circumcircle radius of each adventitia was recorded as the maximum circumcircle radius of the adventitia.

Next, obtain the diastolic state of the arterial segment corresponding to the maximum adventitial circumcircle radius, and record it as the arterial segment in the largest adventitial diastolic state;

Step S314: Enlarging the carotid adventitia data according to the maximum adventitial circumcircle radius to obtain the enlarged carotid adventitia data.

In another embodiment of the present invention, the enlargement of the carotid adventitia data according to the largest circumcircle radius of the adventitia to obtain the enlarged carotid adventitia data includes:

Step S710: For each position in the preset segment except the position of the maximum epicardial circumcircle radius, obtain the maximum epicardial circumcircle radius and the epicardial circumcircle radius at the position ratio;

Step S720: Enlarge each position according to the calculated ratio to obtain the enlarged carotid adventitia data.

In another embodiment of the present invention, in the adventitia data of the common carotid artery, the arterial segments other than the arterial segment in the maximal adventitial diastolic state are enlarged to the largest adventitial circumcircle radius corresponding to the arterial segment in the maximal adventitial diastolic state, and the enlarged The latter arteries are summarized with the arterial segment in the maximum adventitial diastolic state, and recorded as the step of amplifying the data of the common carotid artery, which specifically includes:

Step S3141: Obtain the circumradius of each adventitial circle of the arterial segment except for the arterial segment in the maximum adventitial diastolic state in the adventitia data of the common carotid artery, and record it as the radius of the circumcircle of the adventitia to be enlarged;

Step S3142: Divide the value of the maximum epicardium circumcircle radius by the radius of each epicardium circumcircle to be enlarged, and generate each specific epicardium magnification; wherein, a specific epicardium magnification corresponds to a to-be-magnified epicardium circumcircle radius.

Step S3143: Amplify the arterial segments in the adventitia data of the common carotid artery except for the arterial segment in the maximal adventitial diastolic state according to the corresponding specific adventitial magnification, and summarize the enlarged artery and the arterial segment in the maximal adventitial diastolic state, And recorded as the enlarged common carotid artery data.

Specifically, the steps from step S3141 to step S3141 are illustrated below. As shown in FIG. 2, FIG. 2 is a schematic structural diagram of the common carotid artery. In FIG. 2, ABC is the adventitia of three arteries of the common carotid artery, respectively. Circumscribed circle radius, where the value of the circumcircle radius of the adventitia at A is 10, the value of the radius of the circumcircle of the adventitia at B is 5, and the value of the radius of the circumcircle of the adventitia at C is 2.

Further, it can be known from step S312 that the value of the circumcircle radius of the epicardium at A is 10, which is the maximum, so the radius of the circumcircle of the epicardium at the place A is the maximum radius of the circumcircle of the epicardium, and the value is 10. The diastolic state of the arterial segment corresponding to the radius of the circumcircle of the adventitia, that is, the arterial segment with the maximum adventitial diastolic state at A.

Next, according to step S3141 : obtain the circumcircle radius of each adventitia of the arterial segment except for the arterial segment in the maximum adventitial diastolic state in the adventitia data of the common carotid artery, and record it as the circumcircle radius of the adventitia to be enlarged, that is, at this time at B The values of the circumscribed radius of the epicardium and the radius of the circumscribed radius of the epicardium at C are both the radius of the circumscribed radius of the epicardium to be enlarged.

Then, according to step S3142: divide the value of the maximum epicardial circumcircle radius by the radius of each epicardial circumcircle to be enlarged, and generate each specific epicardium magnification, that is, divide the epicardial circumcircle radius at A by the epicardial circumscribing radius at B Then divide the radius of the circumcircle of the adventitia at A by the radius of the circumcircle of the adventitia at C.

Further, the radius of the circumcircle of the adventitia at A divided by the radius of the circumcircle of the adventitia at B is 10/5, and the result is 2, that is, for segment B, the specific adventitial magnification is 2, while the value of B itself is 5 , so according to step S3143: the arterial segments in the adventitia data of the common carotid artery except for the arterial segment in the maximum adventitial diastolic state are enlarged according to the corresponding specific adventitial magnification. , the same radius as the circumcircle of the adventitia at A.

The radius of the circumcircle of the adventitia at A divided by the radius of the circumcircle of the adventitia at C is 10/2, and the result is 5, that is, for segment C, the specific epicardium magnification is 5, and the value of B itself is 2, so according to Step S3143: Enlarge the arterial segments in the adventitia data of the common carotid artery except for the arterial segment in the maximum adventitial diastolic state according to the corresponding specific adventitial magnification. The radius of the circumcircle of the adventitia is the same.

Further, through the above steps, the circumcircle radius of the adventitia of each artery at the common carotid artery is achieved to be the same, thereby filtering out the influence of the systolic and diastolic carotid arteries.

Of course, in the process of amplifying the common carotid artery, internal carotid artery, and external carotid artery, the corresponding plaque data is also enlarged, so it is accurate and efficient to obtain plaque data after zooming in.

Similarly, the expansion calculation methods of the internal carotid artery and the external carotid artery refer to the above-mentioned common carotid artery, which will not be repeated in this application.

In another embodiment of the present invention, acquiring carotid adventitial data and carotid plaque data at preset segments in the carotid ultrasound image, the preset segments include common carotid artery, external carotid artery and at least one of the steps of the internal carotid artery, specifically comprising:

Step S110: acquiring the loaded ultrasound image of the carotid artery;

Step S120: Perform image segmentation on the carotid artery ultrasound image, and generate the carotid artery adventitia data and the carotid artery plaque data.

In another embodiment of the invention, the step of acquiring the data of the internal carotid artery when the maximum adventitial relaxation state of each segment of the internal carotid artery is obtained according to the internal carotid artery adventitia data specifically includes:

Step S321 : obtaining the circumcircle radius of the adventitia of each artery segment of the internal carotid artery according to the internal carotid artery adventitia data;

Step S322 : the obtained maximum value of the circumradius of each adventitia is recorded as the maximum radius of the circumcircle of the adventitia.

Step S323: Obtain the diastolic state of the arterial segment corresponding to the maximum adventitial circumcircle radius, and record it as the arterial segment with the largest adventitial diastolic state;

Step S324: Enlarging the arterial segment in the carotid internal carotid artery adventitia data except the arterial segment in the maximum adventitial diastolic state to the largest adventitial circumcircle radius corresponding to the arterial segment in the largest adventitial diastolic state, and comparing the enlarged artery with the Maximum adventitial diastolic arterial segments were summarized and recorded as the enlarged internal carotid artery data.

Further, in the carotid internal carotid artery adventitia data, the arterial segment excluding the arterial segment in the maximum adventitial diastolic state is enlarged to the maximum adventitial circumcircle radius corresponding to the arterial segment in the largest adventitial diastolic state, and the enlarged artery is compared with the described arterial segment. Summarize the arterial segments in the maximal adventitial diastolic state, and record it as the step of amplifying the internal carotid artery data, which specifically includes:

Step S3241: Obtain the circumcircle radius of each adventitia of the arterial segment except for the arterial segment in the maximum adventitial diastolic state in the carotid internal artery adventitia data, and record it as the radius of the circumcircle of the adventitia to be enlarged;

Step S3242: Divide the value of the maximum epicardium circumcircle radius by the radius of each epicardium circumcircle to be enlarged, and generate each specific epicardium magnification; wherein, a specific epicardium magnification corresponds to a to-be-magnified epicardium circumcircle radius.

Step S3243: Enlarging the arterial segments in the carotid internal arterial adventitia data except the arterial segment in the maximum adventitial diastolic state according to the corresponding specific adventitial magnification, and summarizing the enlarged artery and the arterial segment in the largest adventitial diastolic state, And recorded as the enlarged internal carotid artery data.

In another embodiment of the invention, the step of acquiring the data of the enlarged external carotid artery when the maximum adventitial diastolic state of each segment of the external carotid artery is obtained according to the adventitial data of the external carotid artery specifically includes:

Step S331 : obtaining the circumcircle radius of the adventitia of each arterial segment of the external carotid artery according to the adventitia data of the external carotid artery;

Step S332 : the obtained maximum value of the circumradius of each epicardium is recorded as the maximum circumradius of the epicardium.

Step S333: obtaining the diastolic state of the arterial segment corresponding to the maximum adventitial circumcircle radius, and recording it as the arterial segment with the largest adventitial diastolic state;

Step S334: Enlarging the arterial segment in the adventitia data of the external carotid artery except for the arterial segment in the maximum adventitial diastolic state to the largest adventitial circumcircle radius corresponding to the arterial segment in the largest adventitial diastolic state, and comparing the enlarged artery with the described arterial segment. Maximum adventitial diastolic arterial segments were summarized and recorded as the enlarged external carotid artery data.

Further, in the adventitia data of the external carotid artery, the arterial segment excluding the arterial segment in the maximum adventitial diastolic state is enlarged to the maximum adventitial circumcircle radius corresponding to the arterial segment in the largest adventitial diastolic state, and the enlarged artery is compared with the described arterial segment. Summarize the arterial segments in the maximum adventitial diastolic state, and record them as the steps of amplifying the external carotid artery data, including:

Step S3341: Obtain the circumcircle radius of each adventitia of the arterial segment except the arterial segment in the maximum adventitial diastolic state in the adventitia data of the external carotid artery, and record it as the radius of the circumcircle of the adventitia to be enlarged;

Step S3342: Divide the value of the maximum epicardium circumcircle radius by the radius of each epicardium circumcircle to be enlarged, and generate each specific epicardium magnification; wherein, a specific epicardium magnification corresponds to a to-be-magnified epicardium circumcircle radius.

Step S3343: Enlarging the arterial segments in the adventitia data of the external carotid artery except the arterial segment in the maximum adventitial diastolic state according to the corresponding specific adventitial magnification, and summarizing the enlarged artery and the arterial segment in the largest adventitial diastolic state, And recorded as the enlarged external carotid artery data.

In another embodiment of the present invention, the step of acquiring actual plaque data according to the enlarged common carotid artery data, the enlarged internal carotid artery data, and the enlarged external carotid artery specifically includes:

respectively extracting the enlarged common carotid artery data, the enlarged internal carotid artery data and the enlarged external carotid artery data of the enlarged common carotid artery plaque data, the enlarged internal carotid artery plaque data and the enlarged external carotid artery plaque data;

The actual plaque data is generated by summarizing the enlarged common carotid artery plaque data, the enlarged internal carotid artery plaque data, and the enlarged external carotid artery plaque data.

That is, the obtaining the actual plaque data of the corresponding segment according to the magnified carotid adventitial data of each preset segment, respectively, includes: identifying the plaque of the plaque in the magnified carotid ultrasound image data.

In this step, in the process of amplifying the common carotid artery, the internal carotid artery and the external carotid artery, the corresponding plaque data is also enlarged accordingly. Therefore, the enlarged common carotid artery data, the enlarged internal carotid artery data and all the The enlarged common carotid plaque data, the enlarged internal carotid artery plaque data and the enlarged external carotid plaque data described in the enlarged external carotid artery data; and then the enlarged common carotid artery plaque data, the enlarged internal carotid artery plaque data and the enlarged external carotid artery plaque data; The actual plaque data is generated by amplifying the plaque data of the external carotid artery, and accurate plaque data can be obtained.

In another embodiment of the present invention, as shown in FIG. 3, a carotid artery plaque measurement device is provided, and the device includes:

The adventitia and plaque data acquisition module is used to acquire carotid adventitia data and carotid plaque data at preset segments in the carotid ultrasound image, where the preset segments include the common carotid artery, the external carotid artery, and the carotid artery. at least one of the internal carotid arteries;

The enlarged carotid adventitia data acquisition module, for each preset segment, acquires the enlarged carotid outside the carotid artery when the maximum adventitial relaxation state in the preset segment is obtained according to the carotid adventitia data of the preset segment membrane data;

The actual plaque data acquisition module is configured to acquire the actual plaque data of the corresponding segment respectively according to the enlarged carotid adventitial data of each preset segment.

In another embodiment of the present invention, the enlarged carotid adventitia data acquisition module includes:

an adventitial circumcircle radius acquisition module, configured to acquire the adventitial circumcircle radius of the preset segment according to the carotid adventitia data of the preset segment;

The maximum value acquisition module is used to obtain the maximum value of the circumradius of each adventitia, and is recorded as the maximum radius of the circumcircle of the adventitia.

The adventitia data amplifying module is configured to amplify the carotid adventitia data according to the largest circumcircle radius of the adventitia to obtain the enlarged carotid adventitia data.

In another embodiment of the present invention, the adventitia data amplification module is further used for:

For each position in the preset segment except the position of the maximum epicardium circumcircle radius, obtain the ratio of the maximum epicardium circumcircle radius to the epicardium circumcircle radius at the position;

According to the calculated ratio, each position is enlarged to obtain the enlarged carotid adventitia data.

The adventitia and plaque data acquisition module includes:

an image loading module for acquiring the loaded carotid artery ultrasound image;

An image segmentation module, configured to perform image segmentation on the carotid artery ultrasound image, and generate the carotid artery adventitia data and the carotid artery plaque data.

The actual plaque data extraction module is further configured to: extract the enlarged common carotid artery plaque data and the enlarged internal carotid artery plaque data of the enlarged common carotid artery data, the enlarged internal carotid artery data and the enlarged external carotid artery data, respectively. data and enlarged external carotid artery plaque data; the actual plaque data is generated by summarizing the enlarged common carotid artery plaque data, the enlarged internal carotid artery plaque data and the enlarged external carotid artery plaque data.

In another embodiment of the present invention, the external carotid artery data amplification module is further used for:

According to the data of the internal carotid artery adventitia, the circumcircle radius of the adventitia of each artery segment of the internal carotid artery was obtained; the maximum value of the circumradius of each adventitia obtained was recorded as the maximum circumcircle radius of the adventitia. Obtain the diastolic state of the arterial segment corresponding to the maximum adventitial circumcircle radius, and record it as the arterial segment in the largest adventitial diastolic state; enlarge the arterial segment in the carotid internal artery adventitia data except the arterial segment in the largest adventitial diastolic state to be the same as the arterial segment in the largest adventitial diastolic state. The maximum adventitial circumcircle radius corresponding to the arterial segment in the maximal adventitial diastolic state, and the enlarged artery and the arterial segment in the maximal adventitial diastolic state are summarized, and recorded as the enlarged internal carotid artery data.

It is used to obtain the circumcircle radius of each adventitia of the arterial segment except for the arterial segment in the maximum adventitial diastolic state in the carotid internal carotid artery adventitia data, and is recorded as the circumcircle radius of the adventitia to be enlarged; Divide the value by the circumcircle radius of the adventitia to be magnified, and generate each specific magnification of the adventitia; among them, a specific magnification of the adventitia corresponds to the circumcircle radius of the adventitia to be magnified; divide the data of the internal carotid artery adventitia except the largest one. The arterial segment of the arterial segment in the diastolic state of the membrane is enlarged according to the corresponding specific adventitial magnification, and the enlarged artery and the arterial segment in the largest diastolic adventitial state are summarized, and recorded as the enlarged internal carotid artery data.

It is used to obtain the circumcircle radius of the adventitia of each arterial segment of the external carotid artery according to the data of the adventitia of the external carotid artery; the maximum value of the obtained circumradius of each adventitia is recorded as the maximum circumcircle radius of the adventitia. Obtain the diastolic state of the arterial segment corresponding to the maximum adventitial circumcircle radius, and record it as the arterial segment in the largest adventitial diastolic state; enlarge the arterial segment except for the arterial segment in the largest adventitial diastolic state in the adventitia data of the external carotid artery to be the same as the arterial segment in the largest adventitial diastolic state. The maximum adventitial circumscribed circle radius corresponding to the arterial segment in the maximal adventitial diastolic state, and the enlarged artery and the arterial segment in the maximal adventitial diastolic state are summarized, and recorded as the magnified external carotid artery data; obtain the external carotid artery In the membrane data, the radius of each adventitial circumcircle of the arterial segment except for the arterial segment in the maximum adventitial diastolic state is recorded as the radius of the circumcircle of the adventitia to be enlarged; divide the value of the maximum circumscribed radius of the adventitia by the radius of the circumcircle of the adventitia to be enlarged. The circumscribed radius of the membrane is calculated, and each specific adventitial magnification is generated; among them, a specific adventitial magnification corresponds to a circumscribed radius of the adventitia to be enlarged; the arteries in the adventitia data of the external carotid artery except the arterial segment in the maximum adventitial diastolic state are calculated. The segment is magnified according to the corresponding specific adventitial magnification, and the magnified artery and the arterial segment in the maximum adventitial diastolic state are summarized, and recorded as the magnified external carotid artery data.

The present invention also provides an ultrasound device, comprising a memory and a processor, wherein the memory stores a computer program, and the processor implements the steps of the above method for measuring carotid plaque when the processor executes the computer program.

The present invention also provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the steps described in the above method for measuring carotid plaque.

Those of ordinary skill in the art can understand that all or part of the processes in the methods of the above embodiments can be implemented by instructing relevant hardware through a computer program, and the computer program can be stored in a non-volatile computer-readable storage In the medium, when the computer program is executed, it may include the processes of the above-mentioned method embodiments. Wherein, any reference to memory, storage, database or other medium used in the various embodiments provided in this application may include non-volatile and/or volatile memory. Nonvolatile memory may include read only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM), or flash memory. Volatile memory may include random access memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in various forms such as static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double data rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous chain Road (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), etc.

The technical features of the above embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, all It is considered to be the range described in this specification.

The above-mentioned embodiments only represent several embodiments of the present application, and the descriptions thereof are relatively specific and detailed, but should not be construed as a limitation on the scope of the invention patent. It should be pointed out that for those skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the scope of protection of the patent of the present application shall be subject to the appended claims.

Claims (10)

1. A carotid plaque measurement method, characterized in that the method comprises:

acquiring carotid artery adventitia data and carotid artery plaque data at preset segments in a carotid artery ultrasonic image, wherein the preset segments comprise at least one of common carotid artery, external carotid artery and internal carotid artery;

for each preset segment, acquiring amplified carotid artery adventitia data in the preset segment at the maximum adventitia diastole state according to the carotid artery adventitia data of the preset segment;

and respectively acquiring actual plaque block data of the corresponding segments according to the amplified carotid artery adventitia data of each preset segment.

2. The method according to claim 1, wherein the obtaining of the enlarged carotid adventitia data at the maximum adventitia diastolic state in the preset segment from the carotid adventitia data of the preset segment specifically comprises:

acquiring the circumscribed circle radius of the adventitia of the preset segment according to the carotid artery adventitia data of the preset segment;

and recording the maximum value of the obtained external circular radiuses of the outer membranes as the maximum external circular radius of the outer membranes.

And amplifying the carotid artery adventitia data according to the maximum adventitia circumcircle radius to obtain amplified carotid artery adventitia data.

3. The method of claim 2, wherein said magnifying the carotid adventitia data according to the maximum adventitia-circumscribed radius resulting in magnified carotid adventitia data comprises:

for each position in the preset segmentation except for the position of the maximum outer membrane circumcircle radius, acquiring the ratio of the maximum outer membrane circumcircle radius to the outer membrane circumcircle radius at the position;

and amplifying each position according to the calculated ratio to obtain amplified carotid adventitia data.

4. The method according to any one of claims 1-3, wherein the step of acquiring carotid adventitia data and carotid plaque data at a preset segment in a carotid ultrasound image, the preset segment comprising at least one of a common carotid artery, an external carotid artery and an internal carotid artery, comprises:

acquiring a loaded carotid artery ultrasonic image;

and performing image segmentation on the carotid artery ultrasonic image, and generating carotid artery adventitia data and carotid artery plaque data.

5. The method according to claim 1, wherein the obtaining actual plaque data of corresponding segments from the enlarged carotid artery adventitia data of each preset segment comprises:

plaque data for the plaque in the magnified carotid ultrasound image is identified.

6. A plaque measurement device for removing the systolic-diastolic effect of a carotid artery, the device comprising:

the carotid artery plaque data acquisition module is used for acquiring carotid artery adventitia data and carotid artery plaque data at preset segments in a carotid artery ultrasound image, wherein the preset segments comprise at least one of a common carotid artery, an external carotid artery and an internal carotid artery;

the amplified carotid artery adventitia data acquisition module is used for acquiring amplified carotid artery adventitia data of each preset segment in the maximal adventitia diastole state of the preset segment according to the carotid artery adventitia data of the preset segment;

and the actual patch data acquisition module is used for respectively acquiring actual patch data of the corresponding segment according to the amplified carotid artery adventitia data of each preset segment.

7. The apparatus for removing carotid artery systolic-diastolic effect plaque measurement according to claim 6, characterized in that said enlarged carotid adventitia data acquisition module comprises:

the outer membrane circumcircle radius acquisition module is used for acquiring the outer membrane circumcircle radius of the preset segment according to the carotid artery outer membrane data of the preset segment;

and the maximum value acquisition module is used for acquiring the maximum value of the external circle radii of the outer membranes and recording the maximum value as the maximum external circle radius of the outer membrane.

And the adventitia data amplification module is used for amplifying the carotid artery adventitia data according to the maximum adventitia circumcircle radius to obtain amplified carotid artery adventitia data.

8. The carotid artery systolic-diastolic influence removal plaque measurement device of claim 7, wherein the adventitia data magnification module is further configured to:

for each position in the preset segmentation except for the position of the maximum outer membrane circumcircle radius, acquiring the ratio of the maximum outer membrane circumcircle radius to the outer membrane circumcircle radius at the position;

and amplifying each position according to the calculated ratio to obtain amplified carotid adventitia data.

9. An ultrasound device comprising a memory and a processor, the memory storing a computer program, characterized in that the processor realizes the steps of the method of any one of claims 1 to 5 when executing the computer program.

10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 5.

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