CN209172281U - A kind of mammary gland microwave imaging system - Google Patents
A kind of mammary gland microwave imaging system Download PDFInfo
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- CN209172281U CN209172281U CN201820706497.2U CN201820706497U CN209172281U CN 209172281 U CN209172281 U CN 209172281U CN 201820706497 U CN201820706497 U CN 201820706497U CN 209172281 U CN209172281 U CN 209172281U
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- microwave
- mammary gland
- imaging system
- signal transceiver
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Abstract
The utility model discloses a kind of mammary gland microwave imaging systems, it can be on the mobile screw displacement device of spiral by the way that microwave signal transceiver module to be arranged in, realize the helical scanning to mammary gland, overcome in the prior art, the stability of signal is poor, spacescan density is limited, the low technical problem of imaging precision；The spacescan density for improving system, effectively increasing imaging precision improves the image quality of microwave breast imaging；And improve the signal stabilization of mobile Microwave Scanning.
Description
Technical field
The utility model relates to breast imaging field, especially a kind of mammary gland microwave imaging system.
Background technique
Breast examination mainly assists other clinical medicine detection means, common ultrasonic imaging benefit using the inspection of artificial hand at present
Reflection echo imaging when with the interface for encountering acoustic impedance variation in ultrasonic wave in vivo communication process, but for early lesion portion
Its image contrast of position is very low；X-CT technology is to generate different shade institutes by absorption of each section tissue to X-ray is different
The image of formation, but the ray being harmful to the human body carries out that the increase that may result in canceration probability is imaged as the carrier of information；
Nuclear magnetic resonance is the technology that molecular structure, sample interior structural information are obtained using nmr phenomena, it is to human zero damage
And it is able to achieve functional imaging, but equipment cost cost is high, use and maintenance cost are expensive, it is caused to patient biggish economical negative
Load, and equipment cannot achieve miniaturization.
Due to the defect of above-mentioned detection means, microwave imaging detection means more and more attention has been paid to.Microwave detection has peace
Completely without ionising radiation, do not need to mammary gland carry out pain extruding, it is high to early-stage breast cancer sensitivity the features such as.In addition, microwave
Imaging technique and system can face with higher benefit/cost than carrying out daily detection and long-term monitoring for patient
Bed application above has extensive prospect.Moreover, microwave imaging, which can also be directed to, has the young crowd of dense form mammary gland to be advised greatly
Mould breast cancer screening, this can not accomplish in X-CT Radiographic technique.
Current existing microwave Imaging Technique mainly includes two aspects, i.e. microwave tomography and radar imaging method.
By improving efficiency, the accuracy rate of imaging algorithm, the effect of imaging can be largely improved.No matter any imaging method,
Be made of first one group of antenna aerial array closely around or the entire mammary gland of package.Individual antenna as transmitting unit successively to
Mammary gland emits microwave signal, while other antenna elements receive the echo of scattering as receiving unit.Then computerized algorithm can be right
The echo scattered signal of record carries out algorithm process, and is reduced into two dimension or three-dimensional microwave imagery.
In existing microwave breast imaging technology, Microwave Scanning can be divided into scanning constant mode and motion scan mode.
Such as: it is applied to the clinical tumor of breast detection machine MARIAM4 designed by Bristol university, Britain at present, uses fixation
Scanning mode.It distributed 60 stack paster antennas in its detection system, antenna is with respect to measured object during system detection
Body is fixed.Different antennas, which is controlled, by system receives and dispatches the process that sequence reaches spacescan.Such scanning constant mode due to
It is limited to space size, spacescan density is limited, therefore largely effects on imaging precision.Another example is: be applied at present it is clinical by
The tumor of breast detection machine of Dartmouth institute, U.S. design, uses motion scan mode.16 are used in its detection system
A monopole antenna, transceiver are connect using flexible signal line with antenna with antenna.Antenna is with respect to quilt during system detection
Vertically motion scan can be done by surveying object.Such scanning constant mode is due to being limited to signal transmitting and receiving machine and detecting the company of antenna
Mode is connect, signal wire counterpart can be subjected to displacement this stability that will influence whether signal in detection process.Simultaneously also by
It is limited to space size, angle scanning density is smaller in horizontal plane, therefore largely effects on imaging precision.
Utility model content
In order to solve the above-mentioned technical problem, it the purpose of the utility model is to provide a kind of mammary gland microwave imaging system, is used for
Improve the imaging precision and stability of mammary gland.
The technical scheme adopted by the utility model is a kind of mammary gland microwave imaging system, including main control module, spiral are moved
Dynamic device, microwave signal transceiver module and detection container, the screw displacement device is mobile for realizing spiral, and the detection is held
Device is for accommodating microwave coupling liquid and mammary gland；
The microwave signal transceiver module includes microwave signal transceiver and microwave antenna array, the microwave antenna array
Including at least two microwave antenna, at least two microwave antenna includes the microwave antenna that at least one is used to emit microwave signal
The microwave antenna of receive microwave signal is used for at least one；The detection container includes the shell of an opening upwards, the inspection
Xylometer further includes a bottom surface, and the bottom surface can be rotated relative to shell, and the microwave antenna array is arranged on the bottom surface；
The microwave signal transceiver module is arranged on screw displacement device, and the output end and spiral of the main control module move
The input terminal connection of dynamic device, the main control module are connect with microwave signal transceiver, the microwave signal transceiver and microwave
Antenna connection.
Further, sealing device is provided between the bottom surface and shell.
Further, the bottom surface is provided with inserts with the consistent first through hole of the number of microwave antenna, the microwave antenna
Enter in first through hole and is provided with sealing element between microwave antenna and first through hole
Further, the microwave signal transceiver is vector network analyzer.
Further, the screw displacement device includes fixed part and spiral moving portion, and the shell is connect with fixed part,
The microwave signal transceiver module is arranged in spiral moving portion.
Further, the microwave antenna array includes 8 microwave antennas.
Further, 8 microwave antennas are uniformly distributed along bottom edge.
Further, the main control module is computer.
The beneficial effects of the utility model are:
A kind of mammary gland microwave imaging system of the utility model, by the way that the setting of microwave signal transceiver module can be being moved with spiral
On dynamic screw displacement device, realizes the helical scanning to mammary gland, overcome in the prior art, the stability of signal is poor, space is swept
Retouch that density is limited, the low technical problem of imaging precision；The spacescan density for improving system, effectively increases imaging precision and changes
It has been apt to the image quality of microwave breast imaging；And improve the signal stabilization of mobile Microwave Scanning.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
Fig. 1 is an a kind of specific embodiment structural schematic diagram of mammary gland microwave imaging system of the utility model；
Fig. 2 is an a kind of specific embodiment knot of the microwave signal transceiver module of mammary gland microwave imaging system of the utility model
Structure schematic diagram；
Fig. 3 is an a kind of specific embodiment cross-sectional view of the detection container of mammary gland microwave imaging system of the utility model；
Fig. 4 is that the spacescan geometric locus of single microwave antenna in a kind of mammary gland microwave imaging system of the utility model shows
It is intended to；
Wherein, 1- shell；The bottom surface 2-；3- sealing device；4- sealing element；5- microwave signal transceiver；6- microwave antenna；7-
Structure-steel framing；8- microwave signal line；9- main control module；10- cable signal line；11- screw displacement device；111- spiral moving portion；
112- fixed part；12- bracket；13- first through hole, 14- mounting plate；15- microwave signal transceiver module bottom surface.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
A kind of mammary gland microwave imaging system, referring to figs. 1 to Fig. 3, Fig. 1 are a kind of mammary gland microwave imaging systems of the utility model
A specific embodiment structural schematic diagram；Fig. 2 is a kind of microwave signal transmitting-receiving mould of mammary gland microwave imaging system of the utility model
One specific embodiment structural schematic diagram of block；Fig. 3 is the one of a kind of detection container of mammary gland microwave imaging system of the utility model
Specific embodiment cross-sectional view；Mammary gland microwave imaging system includes main control module 9, screw displacement device 11, microwave signal transmitting-receiving mould
Block and detection container, screw displacement device 11 is mobile for realizing spiral, and detection container is for accommodating microwave coupling liquid and mammary gland；
Microwave signal transceiver module includes microwave signal transceiver 5 and microwave antenna array, and microwave antenna array includes at least two microwave
Antenna 6, wherein at least one microwave antenna 6 is for emitting microwave signal, at least one microwave antenna 6 is for receiving microwave letter
Number；Detection container includes the shell 1 of an opening upwards, and detection container further includes a bottom surface 2, and bottom surface 2 can be rotated relative to shell 1,
Bottom surface 2 can be rotated freely around the central axis of detection container；Sealing device 3 is provided between bottom surface 2 and shell 1, bottom surface 2 is arranged
Have with the consistent first through hole 13 of the number of microwave antenna 6, microwave antenna 6 is inserted into first through hole 13 and microwave antenna 6 and the
Sealing element 4 is provided between one through-hole 13；Microwave signal transceiver module is fixed on screw displacement device 11 and spiral shell therewith
Rotation movement, the output end of main control module 9 and the input terminal of screw displacement device connect, main control module 9 and microwave signal transceiver 5
Connection, microwave signal transceiver 5 are connect with microwave antenna 6.
A kind of mammary gland microwave imaging system in the utility model accommodates microwave coupling liquid and mammary gland using detection container, and
It can be on the mobile screw displacement device of spiral, the spiral of mammary gland be swept in realization by the way that microwave signal transceiver module to be arranged in
It retouches, since microwave signal transceiver module follows screw displacement device to move synchronously, overcomes in the prior art, the stability of signal
Difference, spacescan density are limited, the low technical problem of imaging precision；The spacescan density for improving system, effectively increases
Imaging precision improves the image quality of microwave breast imaging；And improve the signal stabilization of mobile Microwave Scanning.
As the further improvement of technical solution, in the present embodiment, main control module is computer, realizes fill mobile to spiral
The signal transmitting and receiving of the control and microwave signal R-T unit set controls.Referring to figs. 2 and 3, sealing device 3 and/or sealing element 4
For sealing ring.Microwave signal transceiver 5 is vector network analyzer, and vector network analyzer device is a kind of survey of electromagnetic wave energy
Try equipment.It had not only been capable of measuring the various parameters amplitude of one port network or two-port network, but also can survey phase, vector network analysis
Instrument can show test data with Smith chart.In addition, microwave antenna array includes 8 microwave antennas 6, real in the present embodiment
Now multiple Microwave Scanning improves the precision of images；In the present embodiment, bottom surface is circle, and 8 microwave antennas are uniform along base circumference
Distribution, it is corresponding, 8 first through hole 13 are provided on bottom surface 2 to allow 8 microwave antennas 6 to be inserted into.In fact, microwave antenna 6 is pacified
On mounting plate 14, facilitate in multiple multiple first through hole 13 of 6 quick insertion of microwave antenna.Mounting plate 14 passes through structure-steel framing 7
It is fixedly connected with microwave signal transceiver module bottom surface 15, microwave signal transceiver 5 is placed on microwave signal transceiver module bottom surface 15
On, microwave signal transceiver 5 is connect by microwave signal line 8 with microwave antenna 6.
As the further improvement of technical solution, with reference to Fig. 1, screw displacement device 11 includes that fixed part 112 and spiral are moved
Dynamic portion 111, shell 1 are connect by bracket 12 with fixed part 112, and microwave signal transceiver module is arranged in spiral moving portion 111.
In addition, screw displacement device 11 further include control spiral moving portion 111 move control module, the output end of main control module 9 with
Whether the work that the input terminal of control module is connected to control screw displacement device 11.The output end of main control module 9 passes through cable
Signal wire 10 is connect with the input terminal of screw displacement device 11, and main control module 9 passes through cable signal line and microwave signal transceiver 5
Connection.
The utility model carries out spiral motion scan by multiple microwave antennas in vertical direction, improves horizontal plane
On angle scanning density, also improve the scanning density in vertical direction.Therefore it greatly promotes while imaging precision.In addition,
Microwave signal transceiver, microwave antenna array and microwave signal line are also secured in the mobile rotation portion of spiral, each in scanning process
Device is opposing stationary, therefore greatly promotes signal stabilization.
The course of work of above-mentioned mammary gland microwave imaging system is as follows:
Main control module controls screw displacement device and microwave signal transceiver module is driven to carry out helical trajectory movement；
Main control module controls microwave signal transceiver and generates microwave signal to single microwave antenna, and single microwave antenna is with spiral shell
Rotation shape track radiates microwave signal to the mammary gland being placed in detection container；
Remaining microwave antenna is received back scattering of wave signal and sends it to microwave signal transmitting-receiving in microwave antenna array
Machine；
Main control module obtains mammary gland microwave imagery according to the echo scattered signal of microwave signal transceiver.
Using single microwave antenna, spirally track to the mammary gland that is placed in detection container radiates microwave signal, microwave day
Remaining microwave antenna is received back scattering of wave signal and sends it to microwave signal transceiver in linear array；Main control module according to
The echo scattered signal of microwave signal transceiver obtains mammary gland microwave imagery, realizes the microwave imaging of mammary gland, improves sky
Between scanning density, effectively increase imaging precision, improve the image quality of microwave breast imaging；And improve mobile type micro-wave
The signal stabilization of scanning.
Further, the course of work of mammary gland microwave imaging system further include: main control module controls microwave signal transceiver
The single microwave antenna to mammary gland radiation microwave signal is replaced, and remaining microwave antenna is received back wave dispersion in microwave antenna array
Penetrate signal.It is scanned after changing the microwave antenna of radiation microwave signal, realizes the network sweep to mammary gland.For example, mammary gland is micro-
Wave imaging system include 8 microwave antennas, be respectively T1, T2, T3 ... T8, for the first time scan when, using microwave antenna T1 into
The radiation of row microwave signal, microwave antenna T2-T8 are responsible for being received back scattering of wave signal；When second of scanning, replacement to microwave antenna
T2 is responsible for microwave signal radiation, and microwave antenna T1, T3-T8 are responsible for being received back scattering of wave signal, and so on, it carries out 8 times in total
Scanning, to complete the network sweep to mammary gland, main control module is obtained further according to the obtained echo scattered signal processing of this 8 times scanning
The microwave imagery of mammary gland.
Specific mammary gland microwave imagery acquisition process is as follows:
1. pouring into microwave coupling liquid in detection container, and mammary gland or detected body (mammary gland body mould) are placed on microwave coupling
It closes in liquid.
Drive microwave signal R-T unit mobile with spiral trajectory 2. main control module controls screw displacement device.It is (single
The spacescan geometric locus of antenna is as shown in Figure 4).
3. screw displacement device, in moving process, some port transmitting that main control module controls vector network analyzer is micro-
Wave signal.Microwave signal is transmitted on single microwave antenna by cable signal line, and is radiated detection by microwave antenna and is held
In the space of device, microwave signal penetrates or encounters mammary gland or detection body (mammary gland body mould) is reflected on other microwave antennas, other
Microwave antenna receives remaining signal port that echo scattered signal passes to vector network analyzer by cable signal line, vector
Network Analyzer records echo scattered signal and completes single sweep operation.Main control module is by controlling different vector network analyzer ports
Network sweep is completed in the transmitting-receiving of signal.
It is to be illustrated to the preferable implementation of the utility model, but the invention is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent variations without departing from the spirit of the present invention
Or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (8)
1. a kind of mammary gland microwave imaging system, which is characterized in that including main control module, screw displacement device, microwave signal transmitting-receiving
Module and detection container, the screw displacement device is mobile for realizing spiral, and the detection container is for accommodating microwave coupling
Liquid and mammary gland；
The microwave signal transceiver module includes microwave signal transceiver and microwave antenna array, and the microwave antenna array includes
At least two microwave antenna, at least two microwave antenna include the microwave antenna and extremely that at least one is used to emit microwave signal
Few one is used for the microwave antenna of receive microwave signal；The detection container includes the shell of an opening upwards, and the detection is held
Device further includes a bottom surface, and the bottom surface can be rotated relative to shell, and the microwave antenna array is arranged on the bottom surface；
The microwave signal transceiver module is arranged on screw displacement device, and the output end and spiral of the main control module are mobile to be filled
The input terminal connection set, the main control module are connect with microwave signal transceiver, the microwave signal transceiver and microwave antenna
Connection.
2. mammary gland microwave imaging system according to claim 1, which is characterized in that be provided between the bottom surface and shell
Sealing device.
3. mammary gland microwave imaging system according to claim 1, which is characterized in that the bottom surface is provided with and microwave antenna
The consistent first through hole of number, be provided in microwave antenna insertion first through hole and between microwave antenna and first through hole
Sealing element.
4. mammary gland microwave imaging system according to claim 1, which is characterized in that the microwave signal transceiver is vector
Network Analyzer.
5. mammary gland microwave imaging system according to claim 1, which is characterized in that the screw displacement device includes fixing
Portion and spiral moving portion, the shell are connect with fixed part, and the microwave signal transceiver module is arranged in spiral moving portion.
6. mammary gland microwave imaging system according to any one of claims 1 to 5, which is characterized in that the microwave antenna array
Column include 8 microwave antennas.
7. mammary gland microwave imaging system according to claim 6, which is characterized in that 8 microwave antennas are along bottom surface
Edge is uniformly distributed.
8. mammary gland microwave imaging system according to any one of claims 1 to 5, which is characterized in that the main control module is
Computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706497.2U CN209172281U (en) | 2018-05-11 | 2018-05-11 | A kind of mammary gland microwave imaging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706497.2U CN209172281U (en) | 2018-05-11 | 2018-05-11 | A kind of mammary gland microwave imaging system |
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| Publication Number | Publication Date |
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| CN209172281U true CN209172281U (en) | 2019-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820706497.2U Active CN209172281U (en) | 2018-05-11 | 2018-05-11 | A kind of mammary gland microwave imaging system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108618759A (en) * | 2018-05-11 | 2018-10-09 | 深圳市体医疗科技有限公司 | A kind of mammary gland microwave imaging method and system |
| CN108618759B (en) * | 2018-05-11 | 2024-06-25 | 深圳市一体医疗科技有限公司 | Mammary gland microwave imaging method and system |
-
2018
- 2018-05-11 CN CN201820706497.2U patent/CN209172281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108618759A (en) * | 2018-05-11 | 2018-10-09 | 深圳市体医疗科技有限公司 | A kind of mammary gland microwave imaging method and system |
| CN108618759B (en) * | 2018-05-11 | 2024-06-25 | 深圳市一体医疗科技有限公司 | Mammary gland microwave imaging method and system |
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| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.1 Workshop A601, MeiXun digital technology factory, No.19 Jinxiu Middle Road, Laokeng community, Longtian street, Pingshan District, Shenzhen, Guangdong 518000 Patentee after: SHENZHEN ET MEDICAL TECHNOLOGY CO.,LTD. Address before: 518000 11b01, 11b02, 11b03 and 11b04, building B, zone 1, West Shenzhen Bay science and technology ecological park, Baishi Road, Nansha street, Nansha West Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN ET MEDICAL TECHNOLOGY CO.,LTD. |
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