CN109549669A - Oriented detection formula B ultrasound imager - Google Patents
Oriented detection formula B ultrasound imager Download PDFInfo
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- CN109549669A CN109549669A CN201811479258.9A CN201811479258A CN109549669A CN 109549669 A CN109549669 A CN 109549669A CN 201811479258 A CN201811479258 A CN 201811479258A CN 109549669 A CN109549669 A CN 109549669A
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- ultrasound
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- imager
- image
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0833—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures
- A61B8/085—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures for locating body or organic structures, e.g. tumours, calculi, blood vessels, nodules
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
Abstract
The present invention relates to a kind of oriented detection formula B ultrasound imagers, comprising: digital interpolation circuitry, in the B ultrasound imager, for finding out interpolation with the mode that numerical value calculates and showing wave beam between adjacent ultrasonic scan beams；For the B ultrasound imager, different picture presentation formats, between two adjacent ultrasonic scan beams, interpolation shows that numbers of beams is different；For the B ultrasound imager, interpolation shows that the quantity of wave beam is equal with the quantity of grid stroke that image display occupies；Registration identifies equipment, for determining the registration in tumor examination region Yu liver inspection area, and when the registration transfinites, issues liver neoplasm recognition command, otherwise, issues the unidentified order of liver neoplasm.Through the invention, the identification for the liver neoplasm of B ultrasound imager provides solution.
Description
Technical field
The present invention relates to B ultrasound imaging field more particularly to a kind of oriented detection formula B ultrasound imagers.
Background technique
B ultrasound imager is commonly used to judge the position of internal organs, size, form, determines the range and physical property of lesion, provides
The internal anatomy of some gland tissues, identify fetus it is normal with it is abnormal, ophthalmology, gynemetrics and cardiovascular system, digestive system,
Urinary system using very extensive.
Summary of the invention
The technical issues of liver is with the presence or absence of tumour can not be accurately detected in order to solve B ultrasound imager in the prior art, this
Invention provides a kind of oriented detection formula B ultrasound imager.
The present invention at least has following three important inventive points:
(1) using the centroid of image as the starting point of archimedes curve, will there is one intersected with archimedes curve
Or multiple subgraphs refer to subgraph as each, and the frequency of occurrences in each each redundancy with reference to subgraph is most frequent
Redundancy be used as refer to redundancy；
(2) it is based on determining the need for executing image Kriging regression processing with reference to redundancy；
(3) on the basis of specific aim image procossing, using registration identification equipment for determine tumor examination region with
The registration of liver inspection area, and when the registration transfinites, liver neoplasm recognition command is issued, otherwise, issues liver
The unidentified order of tumour.
According to an aspect of the present invention, a kind of oriented detection formula B ultrasound imager is provided, the imager includes:
Digital interpolation circuitry, in the B ultrasound imager, between adjacent ultrasonic scan beams, with numerical value meter
The mode of calculation finds out interpolation and shows wave beam.
More specifically, in the oriented detection formula B ultrasound imager: being directed to the B ultrasound imager, different images is shown
Format, between two adjacent ultrasonic scan beams, interpolation shows that numbers of beams is different.
More specifically, in the oriented detection formula B ultrasound imager: being directed to the B ultrasound imager, interpolation shows wave beam
Quantity is equal with the quantity of grid stroke that image display occupies.
More specifically, in the oriented detection formula B ultrasound imager, further includes:
First analyzing device is connect with equilibrium treatment equipment, for receiving histogram equalization image, based on default liver mark
Quasi- pattern carries out picture material search to the histogram equalization image, is matched with searching with the default liver standard pattern
The image-region to transfinite is spent as liver inspection area；Second analyzing device is connect, for receiving histogram with equilibrium treatment equipment
Scheme balanced image, picture material search is carried out to the histogram equalization image based on default tumour standard pattern, to search
The image-region to transfinite with the default tumour standard pattern matching degree is as tumor examination region；Registration identifies equipment, point
It is not connect with first analyzing device and second analyzing device, for determining the tumor examination region and the liver
The registration of inspection area, and when the registration transfinites, liver neoplasm recognition command is issued, otherwise, issues liver neoplasm
Unidentified order；Signal splits equipment, in the B ultrasound imager, for receiving the image imaging device of the B ultrasound imager
Picture is imaged in the B ultrasound of output, executes noise type analysis to B ultrasound imaging picture, to obtain in the B ultrasound imaging picture
The quantity of noise type, and the quantity based on the noise type carries out average formula segmentation to B ultrasound imaging picture, to obtain
The subgraph of each same size；Localization process equipment is connect with signal equipment of splitting, described each identical for receiving
The subgraph of size, using the centroid of B ultrasound imaging picture as the starting point of archimedes curve picture is imaged in the B ultrasound
In draw archimedes curve, there are one or more subgraphs for intersecting as each reference for the archimedes curve
Subgraph；Parameter analysis of electrochemical equipment is connect with the localization process equipment, described each with reference to subgraph for receiving, based on every
Each pixel value of one each pixel with reference to subgraph determines the redundancy with reference to subgraph, and will be described each
With reference to subgraph each redundancy in the most frequent redundancy of the frequency of occurrences be used as and refer to redundancy, it is described with reference to superfluous to export
Remaining；Kriging regression equipment, equipment of splitting respectively with the signal and the Parameter analysis of electrochemical equipment are connect, described for receiving
With reference to redundancy, and when the reference redundancy is more than or equal to default redundancy, Ke Lijin is executed to B ultrasound imaging picture
Interpolation processing, to obtain and export corresponding Kriging regression image；Equilibrium treatment equipment connects with the Kriging regression equipment
It connects, for executing histogram equalization processing to the Kriging regression image, to obtain corresponding histogram equalization image；Its
In, the Kriging regression equipment is also used to that the B ultrasound is imaged when the reference redundancy is less than the default redundancy
Picture is exported as Kriging regression image；Wherein, the Kriging regression equipment includes redundancy receiving unit, interpolation processing
Unit and image output unit, the interpolation process unit respectively with the redundancy receiving unit and described image output unit
Connection.
More specifically, in the oriented detection formula B ultrasound imager: it splits in equipment in the signal, the noise class
The quantity of type is fewer, and it is bigger to carry out average formula segmentation each subgraph obtained to B ultrasound imaging picture.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is the structural schematic diagram according to the oriented detection formula B ultrasound imager shown in embodiment of the present invention.
Specific embodiment
The embodiment of oriented detection formula B ultrasound imager of the invention is described in detail below with reference to accompanying drawings.
B ultrasound imager is also referred to as B-type ultrasonography equipment, is to be passed through using ultrasonic acoustic beam scanning human body to reflection signal
It receives, processing, to obtain the image of intracorporeal organ.There are many common ultrasonic instruments: A type (amplitude mode) is with wave amplitude
Height indicates the power of reflection signal, it is shown that a kind of " echogram ".M type (spot scan type) be with vertical direction represent from
Shallowly to deep spatial position, horizontal direction represents the time, is shown as luminous point in the movement profiles of different time.
The above amphitypy is one-dimensional display, is of limited application.Type B (brightness mode) i.e. tomosonography instrument, letter
Claim " B ultrasound ".It is the power for indicating to receive signal with the different luminous point of brightness, when probe is moved along horizontal position, on display screen
Luminous point also synchronizing moving in the horizontal direction, luminescent spot track is linked to be the sectional drawing that ultrasonic acoustic beam is scanned, is two-dimensional imaging.Extremely
In D type be made of according to principle of Doppler.C-type then uses the scanning mode of approximate TV, shows the cross perpendicular to acoustic beam
Section ultrasonogram.
In recent years, ultrasonic imaging technique continues to develop, and takes the photograph as grayscale is shown with colored display, real time imagery, ultrasonic holography
Shadow, penetration ultrasonic imaging, ultrasonoscope and machine tomography rubbish shadow, three-dimensional imaging, ultrasonic imaging etc. in body cavity.
In order to overcome above-mentioned deficiency, the present invention has built a kind of oriented detection formula B ultrasound imager, can effectively solve the problem that corresponding
The technical issues of.
Fig. 1 is the structural schematic diagram according to the oriented detection formula B ultrasound imager shown in embodiment of the present invention, the imaging
Instrument includes:
Digital interpolation circuitry, in the B ultrasound imager, between adjacent ultrasonic scan beams, with numerical value meter
The mode of calculation finds out interpolation and shows wave beam.
Then, continue that the specific structure of oriented detection formula B ultrasound imager of the invention is further detailed.
In the oriented detection formula B ultrasound imager: being directed to the B ultrasound imager, different picture presentation formats, two-phase
Between adjacent ultrasonic scan beams, interpolation shows that numbers of beams is different.
In the oriented detection formula B ultrasound imager: being directed to the B ultrasound imager, interpolation shows the quantity and figure of wave beam
As the quantity of the grid stroke of display occupancy is equal.
In the oriented detection formula B ultrasound imager, further includes:
First analyzing device is connect with equilibrium treatment equipment, for receiving histogram equalization image, based on default liver mark
Quasi- pattern carries out picture material search to the histogram equalization image, is matched with searching with the default liver standard pattern
The image-region to transfinite is spent as liver inspection area；
Second analyzing device is connect with equilibrium treatment equipment, for receiving histogram equalization image, based on default tumour mark
Quasi- pattern carries out picture material search to the histogram equalization image, is matched with searching with the default tumour standard pattern
The image-region to transfinite is spent as tumor examination region；
Registration identifies equipment, connect respectively with first analyzing device and second analyzing device, for determining
The registration in the tumor examination region and the liver inspection area, and when the registration transfinites, issue liver neoplasm
Otherwise recognition command issues the unidentified order of liver neoplasm；
Signal splits equipment, and in the B ultrasound imager, the image imaging device for receiving the B ultrasound imager is defeated
Picture is imaged in B ultrasound out, executes noise type analysis to B ultrasound imaging picture, to obtain making an uproar in the B ultrasound imaging picture
The quantity of sound type, and the quantity based on the noise type carries out average formula segmentation to B ultrasound imaging picture, it is each to obtain
The subgraph of a same size；
Localization process equipment is connect with signal equipment of splitting, for receiving the subgraph of each same size,
Using the centroid of B ultrasound imaging picture as the starting point of archimedes curve to draw A Ji meter in B ultrasound imaging picture
To there are the one or more subgraphs intersected with the archimedes curve as each with reference to subgraph in moral curve；
Parameter analysis of electrochemical equipment is connect with the localization process equipment, described each with reference to subgraph for receiving, based on every
Each pixel value of one each pixel with reference to subgraph determines the redundancy with reference to subgraph, and will be described each
With reference to subgraph each redundancy in the most frequent redundancy of the frequency of occurrences be used as and refer to redundancy, it is described with reference to superfluous to export
Remaining；
Kriging regression equipment, equipment of splitting respectively with the signal and the Parameter analysis of electrochemical equipment are connect, for receiving
It is described to refer to redundancy, and it is described be more than or equal to default redundancy with reference to redundancy when, B ultrasound imaging picture is executed gram
In golden interpolation processing, to obtain and export corresponding Kriging regression image；
Equilibrium treatment equipment is connect with the Kriging regression equipment, straight for executing to the Kriging regression image
Square figure equilibrium treatment, to obtain corresponding histogram equalization image；
Wherein, the Kriging regression equipment is also used to when the reference redundancy is less than the default redundancy, will
The B ultrasound imaging picture is exported as Kriging regression image；
Wherein, the Kriging regression equipment includes redundancy receiving unit, interpolation process unit and image output unit,
The interpolation process unit is connect with the redundancy receiving unit and described image output unit respectively.
In the oriented detection formula B ultrasound imager: splitting in equipment in the signal, the quantity of the noise type is got over
It is few, it is bigger that average formula segmentation each subgraph obtained is carried out to B ultrasound imaging picture.
In the oriented detection formula B ultrasound imager, further includes:
First analytical equipment is connect with described image imaging device, for receiving the B ultrasound imaging picture, to the B ultrasound
The noise type that amplitude in picture is more than limitation is imaged and carries out quantity statistics, to obtain corresponding noise sum.
In the oriented detection formula B ultrasound imager, further includes:
First capture device is connect with first analytical equipment, for determining corresponding figure based on the noise sum
As fragment size, B ultrasound imaging picture is divided into the images fragment of multiple determining sizes.
In the oriented detection formula B ultrasound imager, further includes:
Second capture device is connect with first capture device, for executing following operation to each images fragment:
One or more object component parts in each images fragment are obtained, each object component part is for forming the B
Some object in super imaging picture, the red luma value of one or object component part each pixel is carried out
Mean value computation is to obtain fragment color mean value.
In the oriented detection formula B ultrasound imager, further includes:
Second analytical equipment, by the B ultrasound imaging picture each pixel red luma value carry out mean value computation with
Background color mean value is obtained, the fragment color mean value is deviateed into the images fragment that the background color mean value reaches preset difference value
As reference fragment, and the one or more of acquisition is integrally replaced into the B ultrasound imaging picture with reference to fragment and is sent to the letter
It number splits equipment.
In the oriented detection formula B ultrasound imager: in first capture device, being determined based on the noise sum
Corresponding images fragment size be one square；
Wherein, second capture device be also used to obtain each pixel in B ultrasound imaging picture red it is bright
Angle value, blue intensity values and yellow brightness value.
In addition, the Parameter analysis of electrochemical equipment is realized by dsp chip.Dsp chip, also referred to as digital signal processor are one
Microprocessor of the kind particularly suitable for carrying out Digital Signal Processing operation, main application is to realize various numbers real-time, quickly
Signal processing algorithm.
According to the requirement of Digital Signal Processing, dsp chip generally has following main feature: (1) in an instruction cycle
An interior achievable multiplication and a sub-addition；(2) program and data space is separated, can simultaneously access instruction and data；(3) piece
It is interior that there is quick RAM, it can usually be accessed simultaneously in two pieces by independent data/address bus；(4) there is low overhead or without expense
The hardware supported for recycling and jumping；(5) quickly interrupt processing and Hardware I/O are supported；(6) more with being operated within the monocycle
A hardware address generator；(7) multiple operations can be executed parallel；(8) it supports pile line operation, makes fetching, decoding and execution
Equal operations can be with Overlapped Execution.
Using oriented detection formula B ultrasound imager of the invention, liver can not be accurately detected for B ultrasound imager in the prior art
Dirty the technical issues of whether there is tumour, will be with Archimedes by using the centroid of image as the starting point of archimedes curve
There are the one or more subgraphs intersected and refer to subgraph as each in curve, and by each each redundancy with reference to subgraph
The most frequent redundancy of the frequency of occurrences, which is used as, in degree refers to redundancy；It determines the need for executing image based on reference redundancy
Kriging regression processing；On the basis of specific aim image procossing, using registration identification equipment for determining tumor examination area
The registration in domain and liver inspection area, and when the registration transfinites, liver neoplasm recognition command is issued, otherwise, is issued
The unidentified order of liver neoplasm；To solve above-mentioned technical problem.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to
Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of variation.Therefore, anything that does not depart from the technical scheme of the invention are right according to the technical essence of the invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection
It is interior.
Claims (10)
1. a kind of oriented detection formula B ultrasound imager characterized by comprising
Digital interpolation circuitry, in the B ultrasound imager, for being calculated with numerical value between adjacent ultrasonic scan beams
Mode finds out interpolation and shows wave beam.
2. oriented detection formula B ultrasound imager as described in claim 1, it is characterised in that:
For the B ultrasound imager, different picture presentation formats, between two adjacent ultrasonic scan beams, interpolation shows wave
Beam number is different.
3. oriented detection formula B ultrasound imager as claimed in claim 2, it is characterised in that:
For the B ultrasound imager, interpolation shows that the quantity of wave beam is equal with the quantity of grid stroke that image display occupies.
4. oriented detection formula B ultrasound imager as claimed in claim 3, which is characterized in that the imager includes:
First analyzing device is connect with equilibrium treatment equipment, for receiving histogram equalization image, based on default liver standard drawing
Case carries out picture material search to the histogram equalization image, super with the default liver standard pattern matching degree to search
The image-region of limit is as liver inspection area；
Second analyzing device is connect with equilibrium treatment equipment, for receiving histogram equalization image, based on default tumour standard drawing
Case carries out picture material search to the histogram equalization image, super with the default tumour standard pattern matching degree to search
The image-region of limit is as tumor examination region；
Registration identifies equipment, connect respectively with first analyzing device and second analyzing device, described in determining
The registration in tumor examination region and the liver inspection area, and when the registration transfinites, issue liver neoplasm identification
Otherwise order issues the unidentified order of liver neoplasm；
Signal splits equipment, in the B ultrasound imager, B that the image imaging device for receiving the B ultrasound imager exports
Super imaging picture executes noise type analysis to B ultrasound imaging picture, to obtain the noise class in the B ultrasound imaging picture
The quantity of type, and the quantity based on the noise type carries out average formula segmentation to B ultrasound imaging picture, to obtain each phase
With the subgraph of size；
Localization process equipment is connect, for receiving the subgraph of each same size, by institute with signal equipment of splitting
The centroid for stating B ultrasound imaging picture is bent to draw Archimedes in B ultrasound imaging picture as the starting point of archimedes curve
To there are the one or more subgraphs intersected with the archimedes curve as each with reference to subgraph in line；
Parameter analysis of electrochemical equipment is connect with the localization process equipment, described each with reference to subgraph for receiving, and is based on each
The redundancy with reference to subgraph is determined with reference to each pixel value of each pixel of subgraph, and by each reference
The most frequent redundancy of the frequency of occurrences, which is used as, in each redundancy of subgraph refers to redundancy, described with reference to redundancy to export
Degree；
Kriging regression equipment, equipment of splitting respectively with the signal and the Parameter analysis of electrochemical equipment are connect, described for receiving
With reference to redundancy, and when the reference redundancy is more than or equal to default redundancy, Ke Lijin is executed to B ultrasound imaging picture
Interpolation processing, to obtain and export corresponding Kriging regression image；
Equilibrium treatment equipment is connect with the Kriging regression equipment, for executing histogram to the Kriging regression image
Equilibrium treatment, to obtain corresponding histogram equalization image；
Wherein, the Kriging regression equipment is also used to when the reference redundancy is less than the default redundancy, by the B
Super imaging picture is exported as Kriging regression image；
Wherein, the Kriging regression equipment includes redundancy receiving unit, interpolation process unit and image output unit, described
Interpolation process unit is connect with the redundancy receiving unit and described image output unit respectively.
5. oriented detection formula B ultrasound imager as claimed in claim 4, it is characterised in that:
It splits in equipment in the signal, the quantity of the noise type is fewer, carries out average formula point to B ultrasound imaging picture
It is bigger to cut each subgraph obtained.
6. oriented detection formula B ultrasound imager as claimed in claim 5, which is characterized in that the imager includes:
First analytical equipment is connect with described image imaging device, and for receiving the B ultrasound imaging picture, the B ultrasound is imaged
Amplitude is more than that the noise type of limitation carries out quantity statistics in picture, to obtain corresponding noise sum.
7. oriented detection formula B ultrasound imager as claimed in claim 6, which is characterized in that the imager includes:
First capture device is connect with first analytical equipment, for determining that corresponding image is broken based on the noise sum
B ultrasound imaging picture is divided into the images fragment of multiple determining sizes by piece size.
8. oriented detection formula B ultrasound imager as claimed in claim 7, which is characterized in that the imager includes:
Second capture device is connect with first capture device, for executing following operation to each images fragment: obtaining
One or more object component parts in each images fragment, each object component part for form the B ultrasound at
As some object in picture, the red luma value of one or object component part each pixel is subjected to mean value
It calculates to obtain fragment color mean value.
9. oriented detection formula B ultrasound imager as claimed in claim 8, which is characterized in that the imager includes:
The red luma value of each pixel of B ultrasound imaging picture is carried out mean value computation to obtain by the second analytical equipment
Background color mean value, using the fragment color mean value deviate the background color mean value reach the images fragment of preset difference value as
With reference to fragment, and the one or more of acquisition with reference to fragment integrally replaced into B ultrasound imaging picture it is sent to the signal and split
It opens up standby.
10. oriented detection formula B ultrasound imager as claimed in claim 9, it is characterised in that:
It is a square based on the corresponding images fragment size that the noise sum determines in first capture device；
Wherein, second capture device be also used to obtain the red luma value of each pixel in B ultrasound imaging picture,
Blue intensity values and yellow brightness value.
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