CN102793565A - Image local amplification method and device for touch screen ultrasonic diagnostic apparatus - Google Patents
Image local amplification method and device for touch screen ultrasonic diagnostic apparatus Download PDFInfo
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Abstract
The invention provides an image local amplification method and device for a touch screen ultrasonic diagnostic apparatus. The image local amplification method comprises the following steps of: receiving a touch screen instruction through a touch screen input module; transmitting the touch screen instruction to a controller and recording a touch screen position by the controller; taking the touch screen position as a central position by a confirmation module in an amplification region in a ZOOM amplification module; acquiring image data by combining the preset amplification region; finishing image amplification by an image interpolation module through an interpolation algorithm; transmitting a result to a display screen for display through the controller; meanwhile, updating an amplification factor by the controller and transmitting to the display screen for display; receiving a re-amplification instruction through a touch screen input module; acquiring the image data by the confirmation module in the amplification region; transmitting the image data to the image interpolation module to finish image amplification through the interpolation algorithm; transmitting the result to the display screen to display a re-amplified image through the controller; and updating the current amplification factor and displaying through the display screen. The image local amplification method is convenient to operate and intuitive in effect.
Description
Technical field
The present invention relates to a kind of image local amplification method and device, especially a kind of image local amplification method and device that is used for the touch screen diasonograph.
Background technology
Diagnostic ultrasonic equipment is to utilize ultrasonic detecting technology, through measuring data and the form of understanding human tissue structure.Along with the new technique of continuous development and clinical diagnostic applications extensively and profoundly, further new demand has been proposed for software operation method easily and ultrasonic diagnosis accurately.
In present clinical practice; Need volume little under the situation about having, lightweight diasonograph is such as the tools for doctor home visit at night; Can carry portable ultraphonic and make diagnosis timely to patient; And do not need to do ultrasonic examination to hospital specially, avoided the delay of the state of an illness, desk-top in this case ultrasonic certain limitation that just has.
In addition, the operation diasonograph generally is to control icon, menu or button figures user interface through mechanical key on the guidance panel and trace ball to accomplish.Ancillary equipment such as guidance panel need consume additional expense, the space, and are not suitable for expansion, and the function that provides is limited.Trace ball control often need be passed through the complicated operations step, and the doctor generally is a left hand control trace ball in diagnostic procedure, inconvenient accurately move with positioning cursor to accomplish controlling to instrument.
In ultrasonic examination; Usually the doctor will be introduced into the image checking mode; It comprises B pattern (Brightness Mode), colorful blood pattern (Color Flow Mapping Mode) etc.; The doctor needs certain regional area of primary part observation ultrasonoscopy then, just must on touch screen, corresponding controls send this part zone of instruction entering image local amplification mode amplification, has at this moment just used " ZOOM " (zoom function).
The step of traditional desk-top diasonograph enlarged image is:
At first; Press the ZOOM key and ZOOM sampling frame occurs, the rotary motion trace ball changes the position of ZOOM sampling frame, by confirming the fixedly position of ZOOM sampling frame of key; This moment, the rotary motion trace ball can be adjusted the size of ZOOM sampling frame, pressed the ZOOM key and amplified the image in the ZOOM sampling frame;
Then; Behind the zoom; Touch trace ball and can make image get back to the original image state, rapidly mobile ZOOM sampling this moment frame is to another position and unclamp trace ball, and image will amplify automatically; After unclamp between the trace ball also can be through confirming that key make track ball function confine between position and size adjustment in the ZOOM sampling and switch, and presses the ZOOM key once more, withdraw from magnifying state and recover original image.
In traditional ultrasonic diagnosis process; The doctor does diagnosis to patient the time needs scanning probe and the operation of observing the ultrasonoscopy that display screen shows to accomplish simultaneously, and in this process in order to obtain ROI (area-of-interest, Region of Interest); Need regulate ZOOM key, trace ball and definite key simultaneously; The more complicated that operates, and trace ball operates also sensitively inadequately, can not realize the locking of ROI soon.
In order to simplify diasonograph; It is made touch screen; The doctor can operate image through direct or indirect mode (including but not limited to operation such as slide, click, drag with modes such as finger, felt pen, infrared ray, single-point touches, multiple point touching, radio) on ultrasonoscopy, thereby makes man-machine interaction more simple and direct.
Though it is existing general touch screen diasonograph has solved above-mentioned problem,, convenient not enough through click the function that corresponding menu realization is wanted with finger.
In order to address this problem, on the basis of conventional ultrasound diagnostic apparatus, adopt touch screen to substitute keyboard, need a kind of method on ultrasonoscopy, to realize that through shirtsleeve operation image local amplifies, thereby it is easy-to-use that display interface is simplified more.
Summary of the invention
The objective of the invention is to overcome the existing deficiency of diasonograph aspect zoom, a kind of image local amplification method and device of being used for the touch screen diasonograph of realizing the amplification of ultrasonoscopy part of directly on touch screen, operating through direct or indirect mode (including but not limited to operation such as slide, click, drag with modes such as finger, felt pen, infrared ray, single-point touches, multiple point touching, radio) thereby to image is provided.
According to technical scheme provided by the invention, the said image local amplification method that is used for the touch screen diasonograph, said image local amplification method may further comprise the steps:
A, get into the ZOOM amplification mode, receive the touch screen instruction that touch screen is sent, receive and identify said touch screen instruction, and note the touch screen position that comprises in the said touch screen instruction and it is transferred to the ZOOM amplification module by controller through the touch screen input module;
B, confirm that through the magnification region that comprised in the ZOOM amplification module module gathers the view data in the said zone according to the touch screen position and the predefined magnification region that comprise in the said touch screen instruction, the ZOOM amplification module is given the image interpolation module with said image data transmission;
C, utilize interpolation algorithm to accomplish the amplification of image through the image interpolation module; Then the result is transferred to display screen through controller and in predefined pop-up box, shows the image after amplifying, upgrade current amplification also through the corresponding demonstration output of display screen by controller is automatic simultaneously.
In a kind of further embodiment of the present invention; Also comprise steps d, receive the instruction of amplification once more that touch screen is sent through the touch screen input module; And amplify instruction once more and be transferred to the ZOOM amplification module said, confirm that by magnification region module accomplishes the collection of view data, and give the image interpolation module image data transmission; Accomplish the amplification of image through interpolation algorithm by the image interpolation module; Then the result is transferred to display screen through controller and in predefined pop-up box, shows enlarged image once more, simultaneously, upgrade current amplification automatically and be transferred to the corresponding demonstration output of display screen by controller.
In a kind of further embodiment of the present invention, interpolation algorithm may further comprise the steps described in the said step c:
C1, the size through original image and the amplification that is provided with in advance calculate the size of new images, and create new images with this;
The note original image is f; Its size is M * N; Remember that in the amplification of y direction the new images after the processing and amplifying is f ' for
for
in the amplification of x direction if original image is f, then the size of new images f ' is M' * N';
C2, by new images f' (x', (xx yy) locates y') to be mapped to original image;
If f ' (x', y') (x'=0,1,2 ..., M'-1, y'=0,1; 2 ..., the gray value that N'-1) to be new images f ' locate at (x ', y '), f (xx, yy) (x=0,1; 2 .., M-1, y=0,1,2 ...; N-1) be original image f (xx yy) locates corresponding gray, then f ' (x', y') be mapped to original image f f (xx yy), wherein, meets the following conditions:
By in the new images (x', the floating-point coordinate that y') obtains through coordinate transform (xx, yy), it satisfies following equality:
xx=x+u,yy=y+v
Wherein, x and y are respectively coordinate among the original image f (u and v are respectively coordinate among the original image f (xx, yy) the floating-point coordinate part of abscissa and vertical coordinate for xx, yy) the rounded coordinate part of abscissa and vertical coordinate;
C3, by f (xx, yy) obtain near it four gray value f (x, y), f (x+1, y), f (x, y+1) and f (x+1; Y+1), then f (x', gray value y') by the f of original image (x, y), f (x+1; Y), f (x, y+1) and f (x+1, y+1) these four gray values are through interpolation decision, that is:
f(x+u,y+v)=(1-u)·(1-v)·f(x,y)+(1-u)·v·f(x,y+1)
+u·(1-v)·f(x+1,y)+u·v·f(x+1,y+1)
C4, the above-mentioned gray values of pixel points that is obtained by bilinear interpolation is write back in the new images matrix;
C5, repeat above-mentioned corresponding steps till all pixels of new images have been write.
In a kind of further embodiment of the present invention, among the said step c, the image local amplification comprises amplifies two kinds to local amplification of real time imaging and freeze frame part.
In a kind of further embodiment of the present invention, image checking mode and image local amplification mode carry out simultaneously.
In a kind of further embodiment of the present invention; A kind of image local amplifying device; Comprise controller; Also comprise the ZOOM amplification module that is connected with controller, said ZOOM amplification module comprises magnification region affirmation module and image interpolation module, confirms that by magnification region module will be through the touch screen position in the touch screen instruction of touch screen input module reception as the view data in the center collection magnification region of predefined magnification region; Accomplish amplification by the image interpolation module through interpolation algorithm to the image in the said magnification region; The result is transferred to display screen through controller in predefined pop-up box, shows the image after amplifying, simultaneously, upgrade amplification and be transferred to the display screen demonstration by controller.
In a kind of further embodiment of the present invention, the position of predefined magnification region and predefined pop-up box can be set up on their own by the user on the ultrasonoscopy viewing area respectively.
The present invention compared with prior art has the following advantages: image local amplification method and the device that is used for the touch screen diasonograph of the present invention not only effectively reduces manually-operated complexity; And image local amplification and general image demonstration are carried out synchronously; Simple to operation, effect is directly perceived.
Description of drawings
Fig. 1 is a touch screen diasonograph structured flowchart of the present invention.
Fig. 2 is the image local amplification method sketch map of touch screen diasonograph of the present invention.
Fig. 3 is the image local amplification method flow chart of touch screen diasonograph of the present invention.
Fig. 4 is a bilinear interpolation principle schematic of the present invention.
Fig. 5 is the image local enlarged diagram of the touch screen diasonograph of one embodiment of the invention.
Fig. 6 is the further enlarged diagram of image local of the touch screen diasonograph of one embodiment of the invention.
The specific embodiment
Below in conjunction with concrete accompanying drawing and embodiment the present invention is described further.
As shown in Figure 1; A kind of touch screen diasonograph; Comprise: touch screen input module 101, controller 102, ZOOM amplification module 103, radiating circuit 106, transducer 107, receiving circuit 108, wave beam formation 109, signal processing and image formation 110 and display screen 111; Wherein, touch screen is overlying on the display screen 111, and ZOOM amplification module 103 further comprises magnification region affirmation module 104 and image interpolation module 105.
Touch screen input module 101 is used to respond extraneous message, and transducer (being also referred to as probe) is hyperacoustic device that transmits and receives, and can convert electrical energy into acoustic energy, also can convert acoustic energy into electric energy.Present transducer all is made up of one by one little primitive, according to the difference of geometry, can be divided into linear array, protruding battle array and phased array.Radiating circuit 106 is under the coordination of controller 102; Each activation primitive to transducer 107 sends the signal of telecommunication through suitable time-delay; Converting ultrasonic signal into by transducer 107 launches; Receiving circuit 108 is responsible for the echo signal that receiving transducer 107 sends; And to its amplify, processing such as analog to digital conversion, the processing such as calculating, dynamic focusing, dynamic aperture of delaying time respectively of the echo signal of the different passages after synthetic 109 pairs of receiving circuit 108 digital-to-analogue conversions of wave beam, it synthesizes one road signal the most at last.In said process owing to need very high data throughout and computing capability, so wave beam synthetic 109 often need be used dedicated hardware implementation, such as realizing with DSP or FPGA, CPLD.The signal that signal processing and image form after 110 pairs of wave beams synthesize carries out processing such as noise suppressed, envelope detection, logarithmic compression, digital scan conversion, finally shows ultrasonoscopys at display screen 111.Controller 102 is responsible for other all parts are controlled and coordinated, and it can be a circuit, also can be an embedded device or a microcomputer.
Touch screen input module 101, ZOOM amplification module 103 are connected with controller 102 respectively, and controller 102 forms 109 with radiating circuit 106, transducer 107 and receiving circuit 108, wave beam successively, signal processing and image form 110 and display screen 111 links to each other successively and all link to each other with controller 102.
Shown in Figure 2 is the image local amplification method sketch map of touch screen diasonograph of the present invention.Disclosed touch screen diasonograph comprises demonstration time and producer's information area 201, ultrasonoscopy viewing area 202, first menu area 203, second menu area 204 and the 3rd menu area 205.After getting into the ZOOM amplification mode; When if the doctor wants to observe the small of image; Then can use finger or other modes to click to the correspondence position that the ultrasonoscopy viewing area is shown, as shown in the figure some P position, at this moment system can preestablish required enlarged image scope according to a P position; Preset frame 206 as shown in Figure 2 will preset then that zoom in the frame is presented in the pop-up box 207 so that the user checks.Above-mentioned whole process cooperates completion by the software and hardware of internal system.
Further, with Fig. 4, Fig. 5 and embodiment sketch map shown in Figure 6 technical scheme according to the invention is done detailed description through flow chart shown in Figure 3.
As shown in Figure 3, technical scheme according to the invention may further comprise the steps:
In step 301, at first get into the ZOOM amplification mode;
In step 302; Receive the touch screen instruction that touch screen is sent through touch screen input module 101; Then it is transferred to controller 102, controller 102 receive these instructions and will instruct in the touch screen location records that comprises get off, it is transferred to ZOOM amplification module 103;
In step 303; Receive above-mentioned instruction through ZOOM amplification module 103 it is transferred to magnification region affirmation module 104; Receive and to instruct by magnification region affirmation module 104; According to the touch screen position that comprises in the instruction and with this center,, gather the view data in this magnification region such as shown in Figure 2 206 as predefined magnification region; Then its view data that is transferred in 105 pairs of predefined magnification regions of image interpolation module is carried out interpolation arithmetic, specific algorithm will after elaborate; The image local amplification comprises amplifies two kinds to local amplification of real time imaging and freeze frame part.In a kind of further embodiment of the present invention, image checking mode and image local amplification mode carry out simultaneously.
In step 304; Accomplish the amplification of image through interpolation algorithm by image interpolation module 105; Then the result being transferred to display screen through controller 102 shows in predefined pop-up box 207; Simultaneously, upgrade current amplification automatically and it is transferred to display screen 111 corresponding demonstration outputs by controller 102.Need to prove that the size and the position of said pop-up box 207 are specific limited, can be set up on their own as required by the user.
Then; In step 305; When if the image size of user after to current amplification in the pop-up box 207 is still dissatisfied; In step 306, can do further to amplify till the user is satisfied to the size of present image, then get into step 307 and judge whether other repositions at image have the amplification instruction triggers present image;
In step 306, receive from the touch screen instruction that touch screen is sent through touch screen input module 101, it is transferred to controller 102; Controller 102 receives and identifies this instruction; Think to amplify once more instruction, and it is transferred to ZOOM amplification module 103, accomplish the collection of view data by magnification region affirmation module 104 according to mode described in the step 303; And combine predefined multiple incremental range to confirm new amplification for image interpolation module 105 image data transmission; Then present image is done the amplification that interpolation arithmetic is accomplished image, last, result transmission is transferred to display screen 111 through controller 102 in predefined pop-up box 207, shows; Simultaneously, upgrade current amplification automatically and it is transferred to display screen 111 corresponding demonstration outputs by controller 102;
Above-mentioned steps has been accomplished the local process of amplifying of image once, but in actual application, under the ZOOM amplification mode, often need carry out the part to a plurality of positions of image and amplify.In step 307, judge whether that through touch screen input module 101 the touch screen action takes place in position new on image, if having; Explain that then new position institute images displayed need amplify; Then get into step 303 once more, otherwise, the operation that this image local amplifies finished.
Further; Mainly realize the image processing that zooms in or out about the interpolation algorithm described in the step 303; In the specific implementation; Consider the hardware environment of diasonograph itself, the user can select in the Digital Image Processing multiple algorithm that image is zoomed in or out and handles, includes but are not limited to neighbor interpolation algorithm, bilinear interpolation algorithm etc.
In a specific embodiment of the present invention, be the realization principle that the example simple declaration zooms in or out to image with the bilinear interpolation algorithm.The bilinear interpolation algorithm can be described as following steps:
(1) size through original image and the amplification that is provided with in advance calculate the size of new images, and create new images with this;
The note original image is f; Its size is M * N; Remember that in the amplification of y direction the new images after the processing and amplifying is f ' for
for
in the amplification of x direction if original image is f, then the size of new images f ' is M' * N'.
(2) establish f ' (x', y') (x'=0,1,2 ..., M '-1, y '=0,1; 2 ..., N '-1) gray value that to be new images f ' locate at (x ', y '), f (xx, yy) (x=0,1; 2 ..., M-1, y=0,1,2 ..; N-1) be original image f (xx yy) locates corresponding gray, then f ' (x', y') be mapped to original image f f (xx yy), wherein, meets the following conditions:
By in the new images (x', the floating-point coordinate that y') obtains through coordinate transform (xx, yy), it satisfies following equality:
xx=x+u,yy=y+v
Wherein, x and y are respectively coordinate among the original image f (u and v are respectively coordinate among the original image f (xx, yy) the floating-point coordinate part of abscissa and vertical coordinate for xx, yy) the rounded coordinate part of abscissa and vertical coordinate.
(3) by f (xx, yy) obtain near it four gray value f (x, y), f (x+1, y), f (x; Y+1) and f (x+1, y+1) as shown in Figure 4, f (x' then; Y ') gray value by the f of original image (x, y), f (x+1, y), f (x; Y+1) and f (x+1, y+1) these four gray values are through interpolation decision, that is:
f(x+u,y+v)=(1-u)·(1-v)·f(x,y)+(1-u)·v·f(x,y+1)
+u·(1-v)·f(x+1,y)+u·v·f(x+1,y+1)
If u and v be all greater than 0.5, then the product of uv greater than (1-u) (1-v), f is described, and (xx is yy) apart from f (x+1; Y+1) near, then f (x+1, y+1) role is big in interpolation, otherwise; If u and v be all less than 0.5, then the product of uv less than (1-u) (1-v), f is described, and (xx is yy) apart from f (x; Y) near, then (x, y) role is big in interpolation for f.
(4) the above-mentioned gray values of pixel points that is obtained by bilinear interpolation is write back in the new images matrix;
(5) repeat above-mentioned corresponding steps till all pixels of new images have been write.
After having disclosed technical scheme of the present invention through above-mentioned sketch map and flow chart, further combine specific embodiment with and sketch map specify.
Fig. 5 and Fig. 6 are the image local enlarged diagrams according to the touch screen diasonograph that technical scheme realized of the invention described above announcement.
As shown in Figure 5, show blood vessel 501 in the current ultrasonoscopy viewing area 202, can find out that the blood vessel diameter that the diverse location of blood vessel 501 is corresponding is different, the some places blood vessel diameter is bigger, and the some places blood vessel diameter is less, such as a P position.When if the doctor wants the blood flow details of further point of observation P position; Then can send the touch screen instruction such as first menu area, 203 positions of ZOOM and get into the ZOOM amplification mode through direct or the menu area of indirect mode on touch screen; Click in a P position then; At this moment receive the touch screen instruction that touch screen is sent through touch screen input module 101, then it be transferred to controller 102, controller 102 receive these instructions and will instruct in the touch screen location records that comprises get off; It is transferred to ZOOM amplification module 103; ZOOM amplification module 103 is according to the amplification that presets, and for example two times, the image data transmission after original image size will be amplified is to controller; By controller 102 it is transferred to display screen 111 then, finally in specified pop-up box 207, shows through the image 502 after two times of amplifications.
When the image size after the doctor is to above-mentioned amplification is still dissatisfied; Hope that present image shows that more the great talent can satisfy when observing needs; Then can double-click the image of demonstration in the pop-up box 207 after through two times of amplifications; As shown in Figure 6, image is put once more to be twice on original basis and is obtained new enlarged image 601 and be presented in the pop-up box 207.Here, the acquiescence amplification increases progressively until the upper limit with each multiplying power with a times, and the multiple viewing area 204 in respective menu district also is updated to current amplification, promptly is shown as three times.Need to prove that pop-up box 207 present position in ultrasonoscopy viewing area 202 can be defined by the user voluntarily, for example, the central point of pop-up box 207 can be a P, also can be the arbitrfary point except that some P in the ultrasonoscopy viewing area 202.Incremental range for amplification can be set up on their own through software in internal system according to practical situation by the user, does not have special restriction.
The above is merely the specific embodiment of the present invention, and it can realize the amplification to image local with freezing in real time ultrasonographic under the two states; And need between amplification mode and checking mode, not switch; Effectively amplification mode and checking mode are combined simultaneously and carry out, but protection scope of the present invention is not limited in this, the technical staff who is familiar with the present technique field is according in the technical scope that the present invention disclosed; Can understand expect and conversion or replacement; All should be encompassed in of the present invention comprising within the scope, therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (7)
1. an image local amplification method that is used for the touch screen diasonograph is characterized in that, said image local amplification method may further comprise the steps:
(a), get into the ZOOM amplification mode; Receive the touch screen instruction that touch screen is sent through touch screen input module (101); Receive and identify the instruction of said touch screen by controller (102), and note the touch screen position that comprises in the said touch screen instruction and it is transferred to ZOOM amplification module (103);
(b), confirm that through the magnification region that comprised in the ZOOM amplification module (103) module (104) gathers the view data in the said zone according to the touch screen position and the predefined magnification region that comprise in the said touch screen instruction, ZOOM amplification module (103) is given image interpolation module (105) with said image data transmission;
(c), utilize interpolation algorithm to accomplish the amplification of image through image interpolation module (105); Then the result is transferred to display screen (111) through controller (102) and in predefined pop-up box, shows the image after amplifying, upgrade current amplification automatically and show output by controller (102) simultaneously through display screen (111) correspondence.
2. according to the said image local amplification method that is used for the touch screen diasonograph of claim 1; It is characterized in that: also comprise step (d), receive the instruction of amplification once more that touch screen is sent through touch screen input module (101); And amplify instruction once more and be transferred to ZOOM amplification module (103) said; Confirm the collection of module (104) completion view data by magnification region; And give image interpolation module (105) with image data transmission, and accomplish the amplification of image by image interpolation module (105) through interpolation algorithm, then the result is transferred to display screen (111) through controller (102) and in predefined pop-up box, shows enlarged image once more; Simultaneously, upgrade current amplification automatically by controller (102) and be transferred to the corresponding demonstration output of display screen (111).
3. according to the said image local amplification method that is used for the touch screen diasonograph of claim 1, it is characterized in that interpolation algorithm may further comprise the steps described in the said step (c):
(c1), the size through original image and the amplification that is provided with in advance calculate the size of new images, and create new images with this;
The note original image is f; Its size is M * N; Remember that in the amplification of y direction the new images after the processing and amplifying is f ' for
for
in the amplification of x direction if original image is f, then the size of new images f ' is M' * N';
(c2), by new images f' (x', (xx yy) locates y') to be mapped to original image;
If f ' (x', y') (x'=0,1,2 ..., M'-1, y'=0,1; 2 ..., the gray value that N'-1) to be new images f ' locate at (x ', y '), f (xx, yy) (x=0,1; 2 ..., M-1, y=0,1,2 ...; N-1) be original image f (xx yy) locates corresponding gray, then f ' (x', y') be mapped to original image f f (xx yy), wherein, meets the following conditions:
By in the new images (x', the floating-point coordinate that y') obtains through coordinate transform (xx, yy), it satisfies following equality:
xx=x+u,yy=y+v
Wherein, x and y are respectively coordinate among the original image f (u and v are respectively coordinate among the original image f (xx, yy) the floating-point coordinate part of abscissa and vertical coordinate for xx, yy) the rounded coordinate part of abscissa and vertical coordinate;
(c3), by f (xx, yy) obtain near it four gray value f (x, y), f (x+1, y), f (x, y+1) and f (x+1; Y+1), then f (x', gray value y') by the f of original image (x, y), f (x+1; Y), f (x, y+1) and f (x+1, y+1) these four gray values are through interpolation decision, that is:
f(x+u,y+v)=(1-u)·(1-v)·f(x,y)+(1-u)·v·f(x,y+1)
+u·(1-v)·f(x+1,y)+u·v·f(x+1,y+1)
(c4), the above-mentioned gray values of pixel points that is obtained by bilinear interpolation is write back in the new images matrix;
(c5), repeat above-mentioned corresponding steps till all pixels of new images have been write.
4. according to the said image local amplification method that is used for the touch screen diasonograph of claim 1, it is characterized in that: in the said step (c), the image local amplification comprises amplifies two kinds to local amplification of real time imaging and freeze frame part.
5. according to the said image local amplification method that is used for the touch screen diasonograph of claim 1, it is characterized in that: image checking mode and image local amplification mode carry out simultaneously.
6. image local amplifying device of realizing the said method of claim 1; Comprise controller (102); It is characterized in that; Also comprise the ZOOM amplification module (103) that is connected with controller (102); Said ZOOM amplification module (103) comprises magnification region affirmation module (104) and image interpolation module (105); To gather the view data in the magnification region as the center of predefined magnification region through the touch screen position in the touch screen instruction of touch screen input module (101) reception by magnification region affirmation module (104), through the amplification of interpolation algorithm completion, the result will be transferred to the image display screen (111) shows amplification in predefined pop-up box after through controller (102) the image in the said magnification region by image interpolation module (105); Simultaneously, upgrade amplification and be transferred to display screen (111) demonstration by controller (102).
7. device according to claim 6 is characterized in that: the position of predefined magnification region and predefined pop-up box can be set up on their own by the user on the ultrasonoscopy viewing area respectively.
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