CN110353727A - Wireless hand-held color-image forming apparatus and imaging method - Google Patents

Abstract

The present invention discloses a kind of wireless hand-held color-image forming apparatus and imaging method, belong to ultrasonic imaging technique field, the present invention determines the state of detected living body in the detection process using anticipation module, belong to the noise signal of smooth performance or the noise signal of non-stationary property with this to distinguish the noise signal contained from the blood echo signal obtained in detected living body, being respectively corresponded by filter module for the noise signal containing different conditions selects filter to be filtered, the differentiation effect of blood flow and tissue when being changed when organization space high intensity by the filtering processing to noise signal to improve.

Description

Wireless hand-held color-image forming apparatus and imaging method

Technical field

The invention belongs to ultrasonic imaging technique fields, and in particular to a kind of wireless hand-held color-image forming apparatus and imaging side Method.

Background technique

Ultrasonic diagnosis in used diagnostic method in the prior art is a kind of noninvasive, painless, conveniently, intuitively Effective detection methods, such as B ultrasound and color ultrasound, compared to B ultrasound, color ultrasound has higher resolution ratio, and examination scope is more extensive, color Surpass and added color Doppler on the basis of B ultrasound, can show the Dynamic Signal in tissue, that is, can show blood The distribution of stream can be identified and be measured to blood flow property, speed, direction.Therefore, need of the color ultrasound in clinical diagnosis Ask increasing, for details, reference can be made to Color Doppler ultrasound disclosed in Chinese medicine equipment in November, 2018 o. 11th of volume 15 to examine Disconnected equipment clinical application Comprehensive Appraisal Study.

Calor Doppler method is repeatedly to irradiate ultrasonic wave to organism in the same direction, by based on Doppler effect Deviation frequency extracts flow components information, and concrete principle can be found in Fig. 1, on same direction (same grating) with The period of 1/PRF (PRF: repetition rate) irradiates N ultrasonic wave.It in the same direction will be corresponding with same depth N echo component is referred to as the whole direction (ensemble) or Doppler direction along the data column that time shaft arranges.Depth Direction is also referred to as range direction.Thus overall data finds out Doppler frequency by carry out Fourier transform.

With the development of science and technology, having had already appeared palm color ultrasound in the prior art, but previous palm color ultrasound is all to use The structure that probe is mutually fixedly connected with fuselage, while it is also required to using data line external data analyzer and display, this Kind structure allows for previous palm color ultrasound and is merely able to the real purposes for serving as a data collector, can not serve as individually remote The color ultrasound detection of journey operation.Shown in simultaneously, when previous palm color ultrasound sends ultrasonic wave using broadband, it may appear that flow components Overlapping with the Doppler frequency of clutter ingredient and be difficult to separate, as shown in figure 1 flow components it is Chong Die with clutter shown in, this will affect Ultrasonic imaging quality.

Summary of the invention

The purpose of the present invention is to provide a kind of wireless hand-held color ultrasound image equipment and imaging methods, eliminate using wide The overlapping of the Doppler frequency of flow components and clutter ingredient, equipment can realize real time imagery when frequency band sends ultrasonic wave, be imaged Clearly, image taking speed is fast and accurate, and institute's test object is extensive.

The technical solution that the present invention is taken to achieve the above object are as follows: wireless hand-held color-image forming apparatus, including shell, Ultrasonic probe, beam synthesizer, the wireless communication module being assemblied on shell, further includes:

Module is prejudged, blood echo signal is prejudged, determines the smooth performance of the noise signal in blood echo signal, with And

It is mounted on the intracorporal filter module of shell, for handling the clutter ingredient after anticipation module determines in blood echo signal, filter Wave module includes static filter and kinetic filter,

Ultrasonic probe has the inserting terminal assembled with shell, and anticipation module is connect with inserting terminal, and inserting terminal connects wave beam Synthesizer, beam synthesizer connect filter module and are imaging signal for blood echo signal processing after filtering processing and believe imaging Number transmission wireless communication module.

Filter module, in the case where wide band ultrasonic wave is received and dispatched, processing to prejudge blood flow after module determines Clutter ingredient in echo-signal,

In sending detection process of the ultrasonic wave to detection living body using broadband, the present invention is using anticipation module to detected work The state of body in the detection process is determined, is contained from the blood echo signal obtained in detected living body with this to distinguish Noise signal belong to the noise signal of smooth performance or the noise signal of non-stationary property, by filter module for containing Have the noise signal of different conditions respectively correspond select filter be filtered, by the filtering processing to noise signal come The differentiation effect of blood flow and tissue when being changed when improving organization space high intensity, realization solution flow components and clutter ingredient The problem of Doppler frequency is overlapped, to eliminate the influence that clutter estimates blood flow parameter, keeps the image finally obtained clear It is clear and accurate, further, imaging signal is carried out what wireless transmission realization individually remotely operated using wireless communication module Color ultrasound detection.

Specifically, beam synthesizer is mounted in shell, for handling ultrasonic signal and blood-stream image signal,

Beam synthesizer is made of probe data link block, elastogram processing module and data image-forming module,

Probe data link block is connected to filter module, and filter module connects elastogram processing module, elastogram processing Module is connected to data imaging module.Data imaging module connects wireless communication module, and inserting terminal connects probe data connection Module.

Prevent beam synthesizer is external from damaging by the way that beam synthesizer to be set in shell, beam synthesizer passes through Its each module is integrated on chip board by integrated technology, to reduce power consumption when color ultrasound image, selects elastogram processing Module carries out preliminary treatment to filter plate treated blood echo signal, and obtaining propagation data of the blood echo in the tissue makes The ultrasound image finally obtained is widened, and the clarity and precision for obtaining ultrasound image are improved.

Specifically, ultrasonic probe includes ultrasonic wave transmitting module and ultrasonic wave recycling module, ultrasonic probe and detection Body contact portion has invagination concave surface, and institute concave surface is in transverse direction/longitudinal arrangement on ultrasonic probe surface.Carrying out ultrasonic examination Cheng Zhongwei avoids air from generating the image for hindering and obtaining high quality, therefore selects couplant as fluidity transmitting medium, needs Couplant is coated on detection living body detection site epidermis, small hole is filled and reduces ultrasonic probe and test section The acoustic impedance difference of position epidermis, couplant is essential during color ultrasound, but couplant is in detection living body detected portion The supracutaneous smearing in position does not ensure that uniformly and is completely covered in the range that ultrasonic probe is moved that this will affect super The picture quality for penetrating He finally obtaining of sound wave, by designing invagination concave surface in ultrasonic probe and detection body contact portion, Using inner concave in ultrasonic probe slipping collection part couplant, as ultrasonic probe is slid onto the less level of couplant The level is filled by the couplant collected, is slid onto the couplant pair that no couplant level is collected by inner concave in ultrasonic probe Detection site epidermis coats couplant to guarantee penetrating for ultrasonic wave, avoids air to the obstruction of ultrasonic wave.

Specifically, kinetic filter using it is single slow when direction echo Doppler vector component Hankel data matrix into Row singular value decomposition realizes blood flow doppler signal reconstruct by assigning different weights to each Hankel principal component.Unusual It is worth in decomposable process, noise filter coefficient is calculated using Sigmoid function and energy normalized singular value, by each Hankel principal component assigns different weights and realizes blood flow doppler signal reconstruct, eliminates the shadow that clutter estimates blood flow parameter It rings.By using it is single slow when direction echo Doppler vector component Hankel data matrix have spatially adaptive with this The inhibitory effect to non-stationary clutter is promoted, using Sigmoid function, calculates the Regressive filter system of reconstruct blood flow signal The application of number energy normalized singular value spectrum is so that the detection in clutter region has the specificity of height, and realizes control clutter End the attenuation degree of the base vector near ingredient to obtain the ratio of optimal blood flow clutter power, with this to noise signal The differentiation effect of blood flow and tissue when filtering processing changes when organization space high intensity to improve.Hankel Hankel matrix, Battle array static filter used in the present invention is using the static filter of single cutoff frequency, such as wireless shock response filter Wave device, polynomial regression filter etc..

Specifically, the power supply and battery for power supply are also equipped in shell, for guaranteeing the long-time work of imaging device Make, shell one end is equipped with couplant stocked components, is coated on detection for obtaining couplant between progress ultrasonic examination Living body epidermis, shell one end setting couplant stocked components can also be achieved to enclosure interior carry out endothermic effect, reduce at As the thermal energy of equipment in the operating condition, it is made to work within the scope of stable temperature.

Specifically, the side of ultrasonic probe and detection body contact portion has at least two rolling members, rolling member rolling square To with ultrasonic probe detection body surface face moving direction it is consistent, block piece is covered with outside rolling member.In ultrasonic probe and detection In the slipping in body surface face, first using having the side ultrasonic probe of rolling element to carry out slip operation in detection body surface face, slide Rolling element can realize the thick layer homogenization that will test the couplant in body surface face during shifting, and ultrasonic probe is slid onto everywhere super The internal and generated acoustic impedance difference that sound wave is normally penetrated into detection body is almost the same, to realize imaging accurately effect, rolling Residual air in couplant can be squeezed discharge during scrolling by kinetoplast, the body for avoiding air that ultrasonic wave is hindered to penetrate detection body It is interior, keep couplant thickness uniform by the rolling work of rolling element and is quickly transmitted to for the body temperature of multiple-layer stacked state-detection body In couplant with this come reduce couplant curing rate and ultrasonic wave spread speed, shorten imaging time, make in equipment portion Used time carries out lid conjunction to ultrasonic probe by block piece, shields to ultrasonic probe.

Specifically, anticipation module includes heart rate measuring instrument and respiratory count device, by the heart rate and breathing for detecting body The comparison of data is to judge the noise signal in blood echo signal for stationarity clutter/non-stationary clutter.For stationarity Clutter is the clutter due to caused by slow motion Tissue reflectance around blood vessel and blood vessel, these clutters are returned by the multinomial of the prior art Situations such as returning filter or wirelessly impacting downward filter can be effectively suppressed the clutter, but larger for respiration is caused It is difficult to obtain accurate blood flow parameter by static filter for non-stationary clutter, therefore, be set on living body by will test It sets heart rate measuring instrument and respiratory count device to assess the heart rate and breath data of detection body, the heart rate and breathing in acquisition Stationary value is chosen in data as comparison value, is compared its data and stationary value when there is heart rate or breath data fluctuates, no When in variable range, it is determined as dynamic value, determines that the blood flow of the ultrasound examination carried out when heart rate or breath data fluctuate returns Clutter in wave signal is non-stationary clutter, otherwise is stationarity clutter.

Specifically, wireless communication module is wirelessly connected multi-platform terminal, for realizing the real-time display coloured silk in various terminals Color ultrasound image.

A kind of imaging method of wireless hand-held color ultrasound image equipment, comprising the following steps:

The blood echo that detection part biological tissue produces is obtained using ultrasonic probe, anticipation module synchronization judges blood echo signal In noise signal be stationarity clutter/non-stationary clutter, blood echo and anticipation result be transmitted to Data connection module,

The data that strainer plate module is transmitted according to Data connection module, after handling the clutter ingredient in blood echo signal and filtering Blood echo be transmitted to elastogram resume module,

The displacement of tissue that the detection position is calculated using elastogram processing module obtains propagation of the blood echo in the tissue The data are simultaneously transmitted to data imaging module and are converted to imaging signal by data, and module transmits imaging signal by wireless communication At most platform terminal.

Ultrasonic probe is directed to the detection position of detection body, ultrasonic wave transmitting module launches ultrasonic arteries and veins to detection position Punching makes to generate instantaneous blood flow echo in the biological tissue of detection position, and ultrasonic wave recycling module obtains blood echo data and passes through Inserting terminal sends data to probe data link block；Module synchronization is prejudged according to the heart rate and breath data of detection body Comparison to judge the noise signal in blood echo signal for stationarity clutter/non-stationary clutter, transmit the result to spy Head Data connection module；

Probe data link block will prejudge result and blood echo data are transmitted to filter module, and filter module is according to anticipation mould Block chooses static filter/kinetic filter, and the clutter ingredient after processing anticipation module determines in blood echo signal simultaneously will filter Blood echo after wave is transmitted to elastogram resume module,

Elastogram module calculates the displacement of tissue of the detection position according to cross-correlation method, obtains blood echo in the tissue Propagation data and the data be transmitted to data imaging module be converted to imaging signal, module will imaging letter by wireless communication Number it is transmitted to multi-platform terminal,

Multi-platform terminal shows corresponding picture according to imaging signal.

At least one of average speed of blood stream, blood flow variance or blood flow energy is selected to use in imaging signal conversion process In ultrasonic imaging.

Compared with prior art, the invention has the benefit that sending ultrasonic wave to detection living body using broadband In detection process, the present invention determines the state of detected living body in the detection process using anticipation module, comes area with this The noise signal point contained from the blood echo signal obtained in detected living body is to belong to the noise signal of smooth performance also It is the noise signal of non-stationary property, selection filter is respectively corresponded for the noise signal containing different conditions by filter module 50 Wave device is filtered, blood flow when being changed when organization space high intensity by the filtering processing to noise signal to improve with The differentiation effect of tissue realizes the Doppler frequency overlapping for solving the problems, such as flow components and clutter ingredient, to eliminate clutter Influence to blood flow parameter estimation keeps the image finally obtained clear and accurate, further, using wireless communication module Imaging signal is carried out wireless transmission by 30 realizes that the color ultrasound individually remotely operated detects.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.

Fig. 1 is the principle and flow components schematic diagram Chong Die with clutter of calor Doppler method described in the prior art；

Fig. 2 is the wireless hand-held color ultrasound image equipment schematic diagram of an embodiment of the present invention；

Fig. 3 is the step flow diagram of the color ultrasound image of an embodiment of the present invention；

Fig. 4 is the structure of ultrasonic schematic diagram of an embodiment of the present invention；

Fig. 5 is the block piece structural schematic diagram of an embodiment party of the invention；

Fig. 6 is using iir filter treated color doppler flow imaging；

Fig. 7 is using imaging device of the invention treated color doppler flow imaging.

Description of symbols: 10- ultrasonic probe；11- rolling member；12- block piece；20- beam synthesizer；30- channel radio Believe module；40- couplant stocked components；50- filter module；60- power supply；70- battery；The multi-platform terminal of 80-；90- inserted terminal Son.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Embodiment 1:

Shown in Figure 2, wireless hand-held color-image forming apparatus, including shell, the ultrasonic probe 10 being assemblied on shell, wave beam close It grows up to be a useful person 20, wireless communication module 30, further includes:

Module is prejudged, blood echo signal is prejudged, determines the smooth performance of the noise signal in blood echo signal, with And

It is mounted on the intracorporal filter module 50 of shell, for handling the clutter ingredient after anticipation module determines in blood echo signal, Filter module 50 includes static filter and kinetic filter,

Ultrasonic probe 10 has the inserting terminal 90 assembled with shell, and anticipation module is connect with inserting terminal 90, inserting terminal 90 Beam synthesizer 20 is connected, it is imaging that beam synthesizer 20, which connects filter module 50 for blood echo signal processing after filtering processing, Imaging signal is simultaneously transmitted wireless communication module 30 by signal.

Filter module 50, in the case where wide band ultrasonic wave is received and dispatched, processing to prejudge blood after module determines The clutter ingredient in echo-signal is flowed,

In sending detection process of the ultrasonic wave to detection living body using broadband, the present invention is using anticipation module to detected work The state of body in the detection process is determined, is contained from the blood echo signal obtained in detected living body with this to distinguish Noise signal belong to the noise signal of smooth performance or the noise signal of non-stationary property, be directed to by filter module 50 Noise signal containing different conditions, which respectively corresponds, selects filter to be filtered, and passes through the filtering processing to noise signal The differentiation effect of blood flow and tissue when changing when organization space high intensity to improve is realized and solves flow components and clutter ingredient Doppler frequency overlapping the problem of, to eliminate the influence that clutter estimates blood flow parameter, make the image finally obtained It is clear and accurate, further, imaging signal is carried out by wireless transmission using wireless communication module 30 and realizes individually long-range grasp The color ultrasound of work detects.

Shown in Figure 2, beam synthesizer 20 is mounted in shell, for handling ultrasonic signal and blood-stream image signal,

Shown in Figure 3, beam synthesizer 20 is by probe data link block, elastogram processing module and data image-forming module Composition,

Shown in Figure 3, probe data link block is connected to filter module 50, and filter module 50 connects elastogram and handles mould Block, elastogram processing module are connected to data imaging module.Data imaging module connects wireless communication module 30, inserting terminal 90 connection probe data link blocks.Prevent beam synthesizer 20 is external from causing by the way that beam synthesizer 20 to be set in shell Damage, its each module is integrated on chip board by beam synthesizer 20 by integrated technology, with when reducing color ultrasound image Power consumption selects elastogram processing module to carry out preliminary treatment to filter plate treated blood echo signal, obtains blood echo Propagation data in the tissue widens the ultrasound image finally obtained, improve obtain ultrasound image clarity and precisely Degree.

Shown in Figure 3, ultrasonic probe 10 includes ultrasonic wave transmitting module and ultrasonic wave recycling module, ultrasonic probe 10 have invagination concave surface with detection body contact portion, and institute concave surface is in transverse direction/longitudinal arrangement on 10 surface of ultrasonic probe.Carry out It is to avoid air from generating the image for hindering and obtaining high quality, therefore couplant is selected to conduct as fluidity during ultrasonic examination Medium needs to be coated on couplant on detection living body detection site epidermis, small hole is filled and reduces ultrasonic spy First 10 with the acoustic impedance difference of detection position epidermis, couplant is essential during color ultrasound, but couplant is detecting The supracutaneous smearing of living body detection site does not ensure that uniformly and is completely covered the model that ultrasonic probe 10 is moved In enclosing, this will affect the picture quality for penetrating He finally obtaining of ultrasonic wave, by contacting in ultrasonic probe 10 with detection body Part design invagination concave surface, using inner concave in 10 slipping of ultrasonic probe collection part couplant, with ultrasonic probe 10, which are slid onto the less level of couplant, fills the level by the couplant collected, and is slid onto no couplant level in ultrasonic probe 10 The couplant collected by inner concave coats couplant to detection site epidermis to guarantee that ultrasonic wave penetrates, and avoids air pair The obstruction of ultrasonic wave.

The echo Doppler vector component Hankel data matrix in direction carries out unusual when kinetic filter uses single slow Value is decomposed, and realizes blood flow doppler signal reconstruct by assigning different weights to each Hankel principal component.In singular value decomposition In the process, calculate noise filter coefficient using Sigmoid function and energy normalized singular value, by each Hankel it is main at Divide and assign different weight realization blood flow doppler signal reconstruct, eliminates the influence that clutter estimates blood flow parameter.By using There is the echo Doppler vector component Hankel data matrix in direction spatially adaptive to be promoted with this to non-when single slow The inhibitory effect of steady clutter calculates the Regressive filter coefficient energy normalizing of reconstruct blood flow signal using Sigmoid function Change the application of singular value spectrum so that the detection in clutter region has the specificity of height, and realizes near control clutter cut-off ingredient The attenuation degree of base vector obtain the ratio of optimal blood flow clutter power, filtering processing of noise signal is changed with this The differentiation effect of blood flow and tissue when being changed when kind organization space high intensity.Hankel Hankel matrix, the present invention in made Battle array static filter is using the static filter of single cutoff frequency, such as wireless impact response filter, multinomial Regressive filter etc..

It is shown in Figure 2, power supply 60 and battery 70 for power supply are also equipped in shell, for guaranteeing imaging device It works long hours, shell one end is equipped with couplant stocked components 40, for carrying out obtaining couplant between ultrasonic examination Coated on detection living body epidermis, it can also be achieved in shell one end setting couplant stocked components 40 and absorb heat to enclosure interior Effect reduces the thermal energy of imaging device in the operating condition, it is made to work within the scope of stable temperature.

Referring to fig. 4, shown in 5, the side of ultrasonic probe 10 and detection body contact portion has at least two rolling members 11, rolling 11 rotating direction of moving part is consistent in detection body surface face moving direction with ultrasonic probe 10, and block piece 12 is covered with outside rolling member. In the slipping in ultrasonic probe 10 and detection body surface face, first detected using the side ultrasonic probe 10 with rolling element 11 Body surface face carries out slip operation, and rolling element 11 can realize that the thick layer that will test the couplant in body surface face is uniform in slipping Change, ultrasonic probe 10 is slid onto the internal and generated acoustic impedance difference basic one that ultrasonic wave everywhere is normally penetrated into detection body It causes, to realize imaging accurately effect, residual air in couplant can be squeezed discharge during scrolling, avoided by rolling element 11 Air hinders ultrasonic wave to penetrate the internal of detection body, keeps couplant thickness uniform by the rolling work of rolling element 11 and is multilayer Overlaying state detection body body temperature be quickly transmitted in couplant with this come reduce couplant curing rate and ultrasonic wave biography Broadcast speed, shorten imaging time, equipment portion using when lid conjunction carried out to ultrasonic probe 10 by block piece 12, to ultrasonic probe 10 shield.

Anticipation module includes heart rate measuring instrument and respiratory count device, passes through pair of heart rate and breath data to detection body Than judging the noise signal in blood echo signal for stationarity clutter/non-stationary clutter.For stationarity clutter be by The clutter caused by slow motion Tissue reflectance around the blood vessel and blood vessel, these clutters pass through the polynomial regression filter of the prior art Or wirelessly impact downward filter and can be effectively suppressed the clutter, but it is larger for respiration situations such as be caused non-stationary It is difficult to obtain accurate blood flow parameter by static filter for clutter, therefore, heart rate inspection is set by will test on living body It surveys instrument and respiratory count device to assess the heart rate and breath data of detection body, be selected in the heart rate of acquisition and breath data It takes stationary value as comparison value, compares its data and stationary value when there is heart rate or breath data fluctuates, not in variable model When enclosing interior, it is determined as dynamic value, in the blood echo signal for determining the ultrasound examination carried out when heart rate or breath data fluctuate Clutter be non-stationary clutter, otherwise be stationarity clutter.

Shown in Figure 2, wireless communication module 30 is wirelessly connected multi-platform terminal 80, for realizing real in various terminals When show colorful ultrasonic image.Wireless transmission signal includes WIFI signal, GPS signal, 2G network signal, 3G network signal, 4G Network signal, 5G network signal etc..

Embodiment 2:

A kind of imaging method of wireless hand-held color ultrasound image equipment, comprising the following steps:

The blood echo that detection part biological tissue produces is obtained using ultrasonic probe 10, anticipation module synchronization judges that blood echo is believed Noise signal in number is stationarity clutter/non-stationary clutter, and blood echo and anticipation result are transmitted to Data connection module,

The data that strainer plate module 50 is transmitted according to Data connection module handle the clutter ingredient in blood echo signal and will filter Blood echo afterwards is transmitted to elastogram resume module,

The displacement of tissue that the detection position is calculated using elastogram processing module obtains propagation of the blood echo in the tissue The data are simultaneously transmitted to data imaging module and are converted to imaging signal by data, and module 30 passes imaging signal by wireless communication Transport to multi-platform terminal 80.

It is specific:

1) ultrasonic probe 10 is directed to the detection position of detection body, ultrasonic wave transmitting module launches ultrasonic arteries and veins to detection position Punching makes to generate instantaneous blood flow echo in the biological tissue of detection position, and ultrasonic wave recycling module obtains blood echo data and passes through Inserting terminal 90 sends data to probe data link block；Module synchronization is prejudged according to the heart rate and Respiration Rate of detection body According to comparison judge the noise signal in blood echo signal for stationarity clutter/non-stationary clutter, transmit the result to Probe data link block；

2) probe data link block will prejudge result and blood echo data are transmitted to filter module 50,50 basis of filter module It prejudges module and chooses static filter/kinetic filter, the clutter ingredient after processing anticipation module determines in blood echo signal And filtered blood echo is transmitted to elastogram resume module,

3) elastogram module calculates the displacement of tissue of the detection position according to cross-correlation method, obtains blood echo in the tissue The data are simultaneously transmitted to data imaging module and are converted to imaging signal by interior propagation data, and module 30 will be at by wireless communication As signal is transmitted to multi-platform terminal 80,

4) multi-platform terminal 80 shows corresponding picture according to imaging signal.

Embodiment 3:

To verify wireless hand-held color ultrasound image equipment and imaging method of the invention, ultrasonic wave is being sent using broadband When, eliminate the effect of the overlapping of the Doppler frequency of flow components and clutter ingredient, the present embodiment using Sonix RP ultrasound at As the arteria carotis base band doppler echo data of system acquisition human body, wherein set ultrasonic probe centre frequency as 6.6MHz, arteries and veins Rushing repetition rate is 2.5KHz, and transmitting pulse number of repetition is 10 times, system sampling frequency 40MHz, axial 750 points of sampling, 50 lines of lateral scanning are respectively adopted iir filter and imaging device of the invention and carry out inhibiting to obtain sampled data, choosing to clutter The blood flow velocity of each spatial sampling point is taken to be imaged.It is shunk as shown in Figure 6,7 for complete 50 frame data cardiac of cardiac cycle Colour of the frame data of phase after iir filter and imaging device of the invention inhibit clutter strangles general blood flow imaging As a result, Fig. 6 is using iir filter treated color doppler flow imaging, Fig. 7 be at use imaging device of the invention Color doppler flow imaging after reason, comparison diagram 6,7 is it is found that the clutter residual region in Fig. 7 is less than the clutter residual in Fig. 6 Area, it is seen that wireless hand-held color ultrasound image equipment of the invention and imaging method disappear when sending ultrasonic wave using broadband Except the excessive effects of the Doppler frequency of flow components and clutter ingredient is better than the prior art.

During color ultrasound image of the invention, blood is selected according to the imaging pattern of user's selection and coloud coding rule It flows at least one of average speed, blood flow variance or blood flow energy and is used for ultrasonic imaging.Color flow angiography is that direction is super The blood flow in sonic probe direction indicates that the blood flow far gone from ultrasonic probe is indicated with blue with red, by changing red and blue Saturation degree indicate the size of average speed, i.e. the faster blood flow of flow velocity, color be also brighter.

Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with Relevant hardware is instructed to complete by computer program, the program can be stored in a computer-readable storage medium In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random AccessMemory, abbreviation RAM) etc..

The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.

Claims (9)

1. wireless hand-held color-image forming apparatus, including shell, ultrasonic probe, beam synthesizer, the channel radio being assemblied on shell Believe module, which is characterized in that further include:

Module is prejudged, blood echo signal is prejudged, determines the smooth performance of the noise signal in blood echo signal, with And

It is mounted on the intracorporal filter module of shell, for handling the clutter ingredient after anticipation module determines in blood echo signal, institute Stating filter module includes static filter and kinetic filter,

The ultrasonic probe has the inserting terminal assembled with shell, and the anticipation module is connect with inserting terminal, the grafting Terminal connects beam synthesizer, after beam synthesizer connection filter module will be filtered blood echo signal processing be at Wireless communication module is transmitted as signal and by imaging signal.

2. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: the beam synthesizer peace In shell, for handling ultrasonic signal and blood-stream image signal,

The beam synthesizer is made of probe data link block, elastogram processing module and data image-forming module,

The probe data link block is connected to filter module, and the filter module connects elastogram processing module, described Elastogram processing module is connected to data imaging module.

3. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: the ultrasonic probe packet Ultrasonic wave transmitting module and ultrasonic wave recycling module are included, the ultrasonic probe and detection body contact portion have invagination concave surface, Institute concave surface is in transverse direction/longitudinal arrangement on ultrasonic probe surface.

4. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: the kinetic filter is adopted With it is single slow when direction echo Doppler vector component Hankel data matrix carry out singular value decomposition, by each Hankel Principal component assigns different weights and realizes blood flow doppler signal reconstruct.

5. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: also installed in the shell There are the power supply and battery for power supply, the shell one end is equipped with couplant stocked components.

6. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: the ultrasonic probe and inspection The side for surveying body contact portion has at least two rolling members, the rolling member rotating direction and ultrasonic probe in detection body surface face Moving direction is consistent, is covered with block piece outside the rolling member.

7. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: the anticipation module includes Heart rate measuring instrument and respiratory count device judge blood echo signal by the comparison of heart rate and breath data to detection body In noise signal be stationarity clutter/non-stationary clutter.

8. wireless hand-held color ultrasound image equipment according to claim 1, it is characterised in that: the wireless communication module It is wirelessly connected multi-platform terminal.

9. a kind of imaging method of the wireless hand-held color ultrasound image equipment as described in claim 1-8, comprising the following steps:

The blood echo that detection part biological tissue produces is obtained using ultrasonic probe, anticipation module synchronization judges blood echo signal In noise signal be stationarity clutter/non-stationary clutter, blood echo and anticipation result be transmitted to Data connection module；

The data that strainer plate module is transmitted according to Data connection module, after handling the clutter ingredient in blood echo signal and filtering Blood echo be transmitted to elastogram resume module；

The displacement of tissue that the detection position is calculated using elastogram processing module obtains propagation of the blood echo in the tissue The data are simultaneously transmitted to data imaging module and are converted to imaging signal by data, and module transmits imaging signal by wireless communication At most platform terminal.