CN105147309A - Mammography system and method - Google Patents
Mammography system and method Download PDFInfo
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- CN105147309A CN105147309A CN201510626481.1A CN201510626481A CN105147309A CN 105147309 A CN105147309 A CN 105147309A CN 201510626481 A CN201510626481 A CN 201510626481A CN 105147309 A CN105147309 A CN 105147309A
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- mammography
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Abstract
The invention provides a mammography system and method. The mammography system comprises an operation system, a control system, a rack, an X-ray generation device, a flat panel detector and an image processing system. The mammography system is characterized by further comprising a mode selection unit and a thickness detection unit, wherein the thickness detection unit is used for detecting the compression thickness of the breast of a patient and sending compression thickness information to the mode selection unit, and the mode selection unit is used for selecting the optimal breast scanning mode according to the compression thickness information sent by the thickness detection unit. According to the technical scheme, a user can select the most suitable scanning mode according to the actual condition of the patient, the problem that because a user can not select an exposure scanning mode freely, the detection pain of a patient is increased or the user can not obtain an ideal scanning image is avoided, and the purpose of obtaining the optimal detection effect on the premise of relieving the compression pain of the patient as much as possible is achieved.
Description
Technical field
The present invention relates to field of medical device, particularly relate to a kind of mammography system.
Background technology
Along with developing rapidly of medical imaging techniques, various medical image equipment continues to bring out, and wherein, mammary X-ray photography (Mammography) system, digital galactophore tomography (DBT, DigitalBreastTomosynthesis) system have also been obtained as the material impact equipment of breast carcinoma examination and diagnosis and apply widely.
In existing digital galactophore computer tomography device, system only provides a kind of DBT exposure technique pattern, and user cannot carry out the selection of exposure technique pattern according to actual needs, and single DBT exposure mode can only be used to carry out shooting scanning.In existing digital galactophore machine or be provided with the higher wide-angle exposure mode of Z axis resolution, or arrange the good low-angle screening-mode of flat resolution, but the breast compression thickness of different patient is different, thickness differs.For the patient that compression thickness is thicker, if the pattern that low-angle is taken can only be used, although shooting time shorter compressing misery is less, but it is at tissue and the resolution rate variance of injured depth direction (Z-direction), very possible meeting cannot be known affects testing result by some small Pathological Informations; For the patient that compression thickness is thinner, if can only use wide-angle screening-mode, it likely needs to bear this unwanted long-time compressing misery, and flat resolution is not high, affects picture quality, and then affects diagnosis effect.
Therefore, necessaryly provide a kind of mammography system can carrying out automatically selecting according to patient's chest compression thickness exposure scan pattern, to make user can flexible Application according to actual needs, to oppress on painful basis and reach best Detection results lowering patient as far as possible.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of mammography system, makes user can flexible Application according to actual needs, to oppress on painful basis and reach best Detection results lowering patient as far as possible.
For solving the problems of the technologies described above, the invention provides a kind of mammography system, comprising mode selecting unit and Thickness sensitivity unit,
Described Thickness sensitivity unit, for detecting the compression thickness of patient's chest;
Described mode selecting unit, selects best breast scanning pattern for the compression thickness information arrived according to described Thickness sensitivity unit inspection.
Optionally, described mammography system also comprises frame, and described Thickness sensitivity unit is arranged in described frame.
Optionally, described mammography system also comprises operating system, and described mode selecting unit is arranged in described operating system.
Optionally, described mammography system also comprises control system, X-ray generator and X-ray detection device, and described control system controls the motion of described frame, described X-ray generator, described X-ray detection device according to the scan pattern information that described operating system sends.
Optionally, described mammography system also comprises image processing system, and described image processing system carries out image procossing according to the indication information of described operating system.
Optionally, compression thickness and scan exposure angle collation table has been prestored in described mode selecting unit.
Optionally, wide-angle exposure scan pattern is provided with in described mode selecting unit.
Optionally, low-angle exposure scan pattern is provided with in described mode selecting unit.
Optionally, intermediate angle exposure scan pattern is provided with in described mode selecting unit.
Present invention also offers a kind of mammography method, comprising:
Obtain patient's chest compression thickness information;
Best breast scanning pattern is selected according to described breast compression thickness information;
Breast scanning is carried out according to selected scan pattern.
Compared with prior art, the present invention is by arranging breast thickness detecting unit, detect the compression thickness of patient's chest, and by the information feed back that records to mode selecting unit, mode selecting unit is according to the compression thickness information received, carry out the selection of optimum exposure scan pattern, avoid that user should expose scan pattern from main separation and to add the detection of patient painful, or fail to obtain the problem of desirable scanogram, realize lowering patient as far as possible and oppress the object of the Detection results painful basis reaching best.
Accompanying drawing explanation
Fig. 1 is the block schematic illustration of mammography system of the present invention;
Fig. 2 is breast compression thickness and the exposure angle contrast relationship table of one embodiment of the invention.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail the specific embodiment of the present invention below in conjunction with drawings and Examples.Obviously, described embodiment is only a part for embodiment of the present invention, instead of they are whole.According to these embodiments, those of ordinary skill in the art's obtainable other embodiments all under without the need to the prerequisite of creative work, all belong to protection scope of the present invention.
As shown in Figure 1, mammography system 1 of the present invention mainly comprises operating system 11, control system 12, frame 13, X-ray generator 14, flat panel detector 15 and image processing system 16.In order to solve problem proposed by the invention, mode selecting unit 111 and Thickness sensitivity unit 131 is also provided with in mammography system 1 of the present invention, described mode selecting unit 111 is arranged in described operating system 11, and described Thickness sensitivity unit 131 is arranged in described frame 13.Described compression thickness information for detecting the compression thickness of patient's chest, and is sent to mode selecting unit 111 by described Thickness sensitivity unit 131, described mode selecting unit 111 selects best breast scanning pattern automatically according to the compression thickness information that described Thickness sensitivity 131 unit sends, after determining scan pattern, scan pattern is sent to described control system 12 by described operating system 11, described control system 12 will control the motion of described frame 13 according to the scan pattern information received, control exposure angle and the image information collecting of described X-ray generator 14 and flat panel detector 15, the information that described image processing system 16 transmits according to collected image information and described operating system 11 carries out image procossing.
Below in conjunction with specific embodiment, technical scheme of the present invention is described in detail.
As shown in Figure 1, mammography system 1 of the present invention mainly comprises operating system 11, control system 12, frame 13, X-ray generator 14, flat panel detector 15 and image processing system 16.In order to solve problem proposed by the invention, mode selecting unit 111 and Thickness sensitivity unit 131 is also provided with in mammography system 1 of the present invention, described mode selecting unit 111 is arranged in described operating system 11, and described Thickness sensitivity unit 131 is arranged in described frame 13.According to the instruction of doctor, the plate for forcing that breast is placed in the described frame 13 of described mammography system 1 by patient (is schemed not shown, those skilled in the art know this structure) on, described plate for forcing is oppressed the breast of patient according to system instruction, described Thickness sensitivity unit 131 carries out the detection of compression thickness, in the present embodiment, described Thickness sensitivity unit 131 passes through infrared detection, the distance of carrying out between described plate for forcing lower surface to described flat panel detector 15 upper surface detects, i.e. the compression thickness of patient's chest.In other embodiments, described Thickness sensitivity unit 131 can also be any modes of other test plate for forcing to the spacing of detector, as being the reckoning being carried out breast compression thickness by the calculating of plate for forcing displacement, can also be the mode etc. that compression thickness detection is carried out in sound ranging, as long as the detection of thickness after breast compression can be carried out.
As shown in Figure 2, after described Thickness sensitivity unit 131 detects the compression thickness of patient's chest, described compression thickness information is sent to the described mode selecting unit 111 of described operating system 11, thickness and scan exposure angle collation table is previously provided with in described mode selecting unit 111, after described mode selecting unit 111 receives described compression thickness information, carried out the selection of optimum scanning exposure angle (optimum scanning pattern) by described synopsis.When patient's chest compression thickness is detected as thick, then select strengthening Z axis resolution model, i.e. wide-angle exposure mode, this exposure mode angle is larger, projection image is more, the slice image intensification that reconstructs Z axis resolution, can reduce the overlapping impact observed focus of tissue, but required sweep time is longer.After described mode selecting unit 111 chooses scan pattern, determined scan pattern information is sent to described control system 12 by described operating system 11, described control system 12 controls the motion of described frame 13 according to the scan pattern information received, control exposure angle and the image information collecting of described X-ray generator 14 and flat panel detector 15, the information that described image processing system 16 transmits according to collected image information and described operating system 11 carries out image procossing, described image processing algorithm can conventionally in algorithm carry out, so place repeats no more.
When patient's chest compression thickness is detected as thin, then described mode selecting unit 111 selects strengthening flat resolution pattern automatically, i.e. low-angle exposure mode, this exposure mode angle is less, projection image is less, the slice image intensification reconstructed flat resolution, this pattern shooting time is shorter, and the compressing that can greatly reduce patient's chest is painful.After described mode selecting unit 111 chooses scan pattern, determined scan pattern information is sent to described control system 12 by described operating system 11, described control system 12 controls the motion of described frame 13 according to the scan pattern information received, control exposure angle and the image information collecting of described X-ray generator 14 and flat panel detector 15, the information that described image processing system 16 transmits according to collected image information and described operating system 11 carries out image procossing, described image processing algorithm can conventionally in algorithm carry out, so place repeats no more.
If patient's chest compression thickness is detected as medium, then described mode selecting unit 111 selects the exposure mode of intermediate angle automatically, this exposure mode angle is medium, a balance is obtained between shooting time and resolution, the observation demand of doctor to focus can be met, do not need again need adopt the so long time as wide-angle exposure mode, the compressing reducing patient's chest is painful.After described mode selecting unit 111 chooses scan pattern, determined scan pattern information is sent to described control system 12 by described operating system 11, described control system 12 controls the motion of described frame 13 according to the scan pattern information received, control exposure angle and the image information collecting of described X-ray generator 14 and flat panel detector 15, the information that described image processing system 16 transmits according to collected image information and described operating system 11 carries out image procossing, described image processing algorithm can conventionally in algorithm carry out, so place repeats no more.
In another embodiment, selectable scan pattern can be more kinds of, as patient's chest compression thickness, to be detected as middle isogonic thick, then described mode selecting unit 111 selects the exposure mode of middle angle bigger than normal automatically, this exposure mode angle compares wide-angle pattern, and slightly smaller (concrete angle value can be selected in synopsis according to the real data of breast compression thickness, described breast compression thickness and exposure angle control case will be summarized according to clinical laboratory data), this scan pattern also can obtain more projection image, the slice image reconstructed also has possessed higher Z axis resolution, the observation demand of doctor to focus can be met, but do not need need adopt the so long time as wide-angle exposure mode, the compressing reducing patient's chest is painful.
Can also be that the thin patient of middle isogonic is detected as breast compression thickness, then described mode selecting unit 111 selects middle partially low-angle exposure mode automatically, this exposure mode angle compares low-angle pattern, and slightly larger (concrete angle value can be selected in synopsis according to the real data of breast compression thickness, described breast compression thickness and exposure angle control case will be summarized according to clinical laboratory data), this scan pattern is longer compared to low-angle exposure mode for sweep time, on the basis with good flat resolution, the resolution of Z axis also improves relatively, decrease the overlapping impact on focus of tissue, make doctor clearly can carry out graphical analysis accurately.
In other embodiments, can also be divided into more kinds of by the contrast relationship of breast compression thickness and scan exposure angle, refinement is accurate more to allow the two corresponding relation.
Although the present invention announces as above with preferred embodiment; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solution of the present invention; therefore; every content not departing from technical solution of the present invention; the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all belong to the protection domain of technical solution of the present invention.
Claims (10)
1. a mammography system, comprises mode selecting unit and Thickness sensitivity unit,
Described Thickness sensitivity unit, for detecting the compression thickness of patient's chest;
Described mode selecting unit, selects best breast scanning pattern for the compression thickness information arrived according to described Thickness sensitivity unit inspection.
2. mammography system according to claim 1, is characterized in that, also comprises frame, and described Thickness sensitivity unit is arranged in described frame.
3. mammography system according to claim 1, is characterized in that, also comprises operating system, and described mode selecting unit is arranged in described operating system.
4. the mammography system according to any one of claims 1 to 3, it is characterized in that, also comprise control system, X-ray generator and X-ray detection device, described control system controls the motion of described frame, described X-ray generator, described X-ray detection device according to the scan pattern information that described operating system sends.
5. the mammography system according to any one of claims 1 to 3, is characterized in that, also comprises image processing system, and described image processing system carries out image procossing according to the indication information of described operating system.
6. mammography system as claimed in claim 1, is characterized in that, prestored compression thickness and scan exposure angle collation table in described mode selecting unit.
7. mammography system according to claim 1, is characterized in that, is provided with wide-angle exposure scan pattern in described mode selecting unit.
8. mammography system according to claim 1, is characterized in that, is provided with low-angle exposure scan pattern in described mode selecting unit.
9. mammography system according to claim 1, is characterized in that, is provided with intermediate angle exposure scan pattern in described mode selecting unit.
10. a mammography method, comprising:
Obtain patient's chest compression thickness information;
Best breast scanning pattern is selected according to described breast compression thickness information; Breast scanning is carried out according to selected scan pattern.
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| CN201510626481.1A CN105147309A (en) | 2015-09-28 | 2015-09-28 | Mammography system and method |
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| CN201510626481.1A CN105147309A (en) | 2015-09-28 | 2015-09-28 | Mammography system and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106983518A (en) * | 2017-04-25 | 2017-07-28 | 北京友通上昊科技有限公司 | A kind of mammary machine and mammary machine automatic exposure control method |
| CN110811663A (en) * | 2019-11-20 | 2020-02-21 | 上海联影医疗科技有限公司 | Multi-region scanning method, device, equipment and storage medium |
| CN110833395A (en) * | 2019-11-15 | 2020-02-25 | 广州七喜医疗设备有限公司 | Mammary gland fat level determination method and device |
| CN112704510A (en) * | 2020-12-18 | 2021-04-27 | 上海联影医疗科技股份有限公司 | Mammary gland X-ray imaging method and system |
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| JP2013198736A (en) * | 2012-03-26 | 2013-10-03 | Fujifilm Corp | Radiation image display control device and method |
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| US20140133626A1 (en) * | 2012-11-09 | 2014-05-15 | Samsung Electronics Co., Ltd. | X-ray imaging apparatus and x-ray imaging method |
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| US7639779B2 (en) * | 2007-07-20 | 2009-12-29 | Fujifilm Corporation | Apparatus for and method of capturing radiation image |
| CN102196772A (en) * | 2008-09-04 | 2011-09-21 | 霍罗吉克公司 | Integrated multi-mode mammography/tomosynthesis x-ray system and method |
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Cited By (6)
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| CN106983518A (en) * | 2017-04-25 | 2017-07-28 | 北京友通上昊科技有限公司 | A kind of mammary machine and mammary machine automatic exposure control method |
| CN110833395A (en) * | 2019-11-15 | 2020-02-25 | 广州七喜医疗设备有限公司 | Mammary gland fat level determination method and device |
| CN110833395B (en) * | 2019-11-15 | 2022-06-28 | 广州七喜医疗设备有限公司 | Mammary fat level determination method and device |
| CN110811663A (en) * | 2019-11-20 | 2020-02-21 | 上海联影医疗科技有限公司 | Multi-region scanning method, device, equipment and storage medium |
| CN110811663B (en) * | 2019-11-20 | 2024-03-26 | 上海联影医疗科技股份有限公司 | Method, device, equipment and storage medium for multi-region scanning |
| CN112704510A (en) * | 2020-12-18 | 2021-04-27 | 上海联影医疗科技股份有限公司 | Mammary gland X-ray imaging method and system |
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Application publication date: 20151216 |