CN204813931U - Multiray source X ray scanner - Google Patents
Multiray source X ray scanner Download PDFInfo
- Publication number
- CN204813931U CN204813931U CN201520507093.7U CN201520507093U CN204813931U CN 204813931 U CN204813931 U CN 204813931U CN 201520507093 U CN201520507093 U CN 201520507093U CN 204813931 U CN204813931 U CN 204813931U
- Authority
- CN
- China
- Prior art keywords
- ray
- flat panel
- panel detector
- source
- bed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims description 18
- 230000005251 gamma ray Effects 0.000 abstract 5
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000003745 diagnosis Methods 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 238000002591 computed tomography Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 241001269238 Data Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The utility model provides a multiray source X ray scanner, including the gamma ray source, flat panel detector, test bed and collecting computer, gamma ray source transmission X ray wherein, flat panel detector receives the X ray and into the signal of telecommunication of converting, flat panel detector is connected with collecting computer, test bed bearing patient, set up the fixed bolster around test bed, set up a plurality of gamma ray sources on the fixed bolster inboard, each gamma ray source follow respectively the fixed bolster radially towards test bed, at the inboard contact sliding ring that has flat panel detector that sets up of fixed bolster, set up motion detecting device directly over the fixed bolster. Gather the image that obtains during gamma ray source and flat panel detector are rotatory and be two -dimensional projection, carry out the three -dimensional reconstruction by collecting computer again and can supply the doctor to diagnose the three -dimensional image of use. The utility model discloses an utilization ratio of X ray is higher, and the picking rate of data is faster, and application motion detecting device can monitor patient's motion constantly.
Description
Technical field
This utility model relates to the technical field of clinical treatment apparatus, is a kind of multiray source X-ray scanners of moveable, low radiological dose specifically.
Background technology
Computer tomography and CT are a kind of important Dynamic Non-Destruction Measurements, and the X-ray projection data under multiple projection view angles can be utilized to obtain two dimension or the 3-D view of the inside and outside architectural feature of object.It is with advantages such as harmless, high accuracy, three-dimensional visibles, and be widely used in clinical medicine diagnostic imaging, image is that the diagnosis of patient disease provides important foundation.But present many hospitals CT examination needs reservation, can not meet the demand of serious symptom, critical patient, be unfavorable for the timely treatment of emergency case sufferer; Along with China progresses into aging society, the resource of hospital will than now more in short supply.
It is this static intrinsic hypothesis that the mathematical model of computer tomography depends on scanned object.In CT scan process, when requiring data acquisition, patient is absolutely stationary, but in fact can there is the motion of autonomous or non-autonomous thus destroy concordance and the integrity of data for projection in patient in a scan, once move in data acquisition, will cause serious artifact appears in final CT image, even affect diagnosis.This problem more easily occurs in the Cone-Beam CT that data acquisition time is longer.Usually because operator and scan patients be not at same room, be difficult to the motion in Timeliness coverage scanning process, often judge whether patient moves according to the artifact of rebuilding image, once in motion artifact causes image to be difficult to diagnosis, just can rescan patient, the X-ray radiation dosage causing patient to be subject to increases by this.
In addition, traditional CT data for projection is one dimensional image, and the view data after rebuilding is two dimensional image, the 3-D view of finally recombinating is piled up by continuous multiple two dimension slicing to form, the metal artifacts of its image is comparatively serious, and traditional CT adopts fan-ray beam to scan, the radiological dose of ray is higher.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of multiray source X-ray scanners of moveable, low radiological dose.
The technical scheme that this utility model is taked for the technical problem existed in solution known technology is:
Multiray source of the present utility model X-ray scanners, comprise radiographic source, flat panel detector, detect bed and collecting computer, wherein radiographic source launches X-ray, flat panel detector receives X-ray and converts it to the signal of telecommunication, flat panel detector is connected with collecting computer, detect bed support patient, around detection bed, fixed support is set, multiple radiographic source is set on inside fixed support, each radiographic source is respectively along support bracket fastened radial direction towards detection bed, contact slip ring is set inside fixed support, flat panel detector is arranged on and contacts on slip ring and synchronously rotate around detection bed with contact slip ring, directly over support bracket fastened, motion detection apparatus is set.
This utility model can also adopt following technical measures:
Described radiographic source is pulsed, rotary-anode X-ray source.
Between described radiographic source and detection bed, Bowtie is set and filters line device.
Positive movement checkout gear is motion cameras, and motion cameras and fixed support are fixed and straight down towards the centre position detecting bed.
The advantage that this utility model has and good effect are:
In the X-ray scanners of multiray source of the present utility model, multiple pulsed radiographic source and dynamic flat panel detector are set, under the drive of the contact slip ring in fixed support, flat panel detector can rotate around detection bed, when different radiographic sources works, namely flat-panel detector turns to radiogenic relative position with this, gather obtain image be two-dimensional projection, then carry out three-dimensional reconstruction by collecting computer can for the 3-D view of diagnosis.The X-ray of launching due to radiographic source is pulsed cone beam, thus the utilization rate of X-ray is higher, each radiographic source position is relatively detected bed and is fixed, error during single radiographic source rotation work can be reduced, taken turns to operate by multiple radiographic source, and detector rotates according to radiogenic operating position, the whole initial datas rebuild needed for image can be obtained, accelerate the picking rate of data, the quantity of X-rays X that each radiographic source is launched is lower.And the motion cameras arranged on fixed support can detect patient image on bed by Real-time Collection, the radiation work of scanner can be stopped when patient moves in time, thus avoid patient to be subject to unnecessary x radiation x.
Accompanying drawing explanation
Fig. 1 is the structural representation of multiray source of the present utility model X-ray scanners;
Fig. 2 is that multiray source X-ray scanners of the present utility model ray emission operationally moves towards figure.
Detailed description of the invention
As depicted in figs. 1 and 2, multiray source of the present utility model X-ray scanners, comprise radiographic source 1, flat panel detector 2, detect bed 5 and collecting computer, wherein radiographic source launches X-ray, flat panel detector receives X-ray and converts it to the signal of telecommunication, flat panel detector is connected with collecting computer, detect bed support patient 7, around detection bed, fixed support 3 is set, multiple radiographic source is set on inside fixed support, each radiographic source is respectively along support bracket fastened radial direction towards detection bed, radiographic source works successively according to setting, radiogenic desired location and quantity are selected so that two-dimensional image data is rebuild the 3-D view that can obtain the best, contact slip ring 4 is set inside fixed support, flat panel detector is arranged on and contacts on slip ring and synchronously rotate around detection bed with contact slip ring, directly over support bracket fastened, motion detection apparatus 8 is set.The flat panel detector position during work of another radiographic source is shown in dotted portion in Fig. 2.
Radiographic source is pulsed, rotary-anode X-ray source, launches cone beam, thus makes the quantity of X-rays X that radiographic source keeps lower, reduces the radiation exposure of patient.
Between radiographic source and detection bed, Bowtie is set and filters line device 6, under the prerequisite not affecting image spatial resolution, improve the uniformity of image, improve the artifact of image border.
Positive movement checkout gear is motion cameras, and motion cameras and fixed support are fixed and straight down towards the centre position detecting bed, namely corresponded to the usual position of patient when detecting on bed.Obtain by motion cameras the patient detected on bed whether be moved, when patient moves in time by signal feedback to scanner, thus stop radiogenic work.
In the X-ray scanners of multiray source of the present utility model, multiple pulsed radiographic source and dynamic flat panel detector are set, under the drive of the contact slip ring in fixed support, flat panel detector can rotate around detection bed, when different radiographic sources works, namely flat-panel detector turns to radiogenic relative position with this, gather obtain image be two-dimensional projection, then carry out three-dimensional reconstruction by collecting computer can for the 3-D view of diagnosis.The X-ray of launching due to radiographic source is pulsed cone beam, thus the utilization rate of X-ray is higher, each radiographic source position is relatively detected bed and is fixed, error during single radiographic source rotation work can be reduced, taken turns to operate by multiple radiographic source, and detector rotates according to radiogenic operating position, the whole initial datas rebuild needed for image can be obtained, accelerate the picking rate of data, the quantity of X-rays X that each radiographic source is launched is lower.And the motion cameras arranged on fixed support can detect patient image on bed by Real-time Collection, the radiation work of scanner can be stopped when patient moves in time, thus avoid patient to be subject to unnecessary x radiation x.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to this utility model, although this utility model with preferred embodiment openly as above, but, and be not used to limit this utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, certainly the technology contents of announcement can be utilized to make a little change or modification, become the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (4)
1. a multiray source X-ray scanners, comprise radiographic source, flat panel detector, detect bed and collecting computer, wherein radiographic source launches X-ray, flat panel detector receives X-ray and converts it to the signal of telecommunication, flat panel detector is connected with collecting computer, detect bed support patient, it is characterized in that: around detection bed, fixed support is set, multiple radiographic source is set on inside fixed support, each radiographic source is respectively along support bracket fastened radial direction towards detection bed, contact slip ring is set inside fixed support, flat panel detector is arranged on and contacts on slip ring and synchronously rotate around detection bed with contact slip ring, directly over support bracket fastened, motion detection apparatus is set.
2. multiray source according to claim 1 X-ray scanners, is characterized in that: radiographic source is pulsed, rotary-anode X-ray source.
3. multiray source according to claim 1 and 2 X-ray scanners, is characterized in that: arrange Bowtie between radiographic source and detection bed and filter line device.
4. multiray source according to claim 3 X-ray scanners, is characterized in that: motion detection apparatus is motion cameras, and motion cameras and fixed support are fixed and straight down towards the centre position detecting bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520507093.7U CN204813931U (en) | 2015-07-14 | 2015-07-14 | Multiray source X ray scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520507093.7U CN204813931U (en) | 2015-07-14 | 2015-07-14 | Multiray source X ray scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204813931U true CN204813931U (en) | 2015-12-02 |
Family
ID=54671581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520507093.7U Expired - Fee Related CN204813931U (en) | 2015-07-14 | 2015-07-14 | Multiray source X ray scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204813931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300721A (en) * | 2017-08-10 | 2017-10-27 | 苏州曼德克光电有限公司 | A kind of goods carrying vehicle three-dimensional imaging detecting system based on ray |
-
2015
- 2015-07-14 CN CN201520507093.7U patent/CN204813931U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300721A (en) * | 2017-08-10 | 2017-10-27 | 苏州曼德克光电有限公司 | A kind of goods carrying vehicle three-dimensional imaging detecting system based on ray |
| CN107300721B (en) * | 2017-08-10 | 2023-12-15 | 苏州曼德克光电有限公司 | Ray-based three-dimensional imaging detection system for cargo vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9427194B2 (en) | Apparatus and methods for computed tomography imaging | |
| KR101812658B1 (en) | Radiation detector, tomography imaging apparatus thereof, and x-ray imaging apparatus thereof | |
| CN105030267A (en) | X-ray tomographic scanner | |
| US20060062349A1 (en) | Radiation imaging apparatus | |
| CN104198506A (en) | Small-angle self-pendulum type large-size multi-layer spiral CT (Computed Tomography) equipment and inspection method | |
| JP5022690B2 (en) | Radiography equipment | |
| JP2009183448A (en) | Diagnostic system | |
| CN104921747A (en) | Multi-radiation-source orthopaedics CT machine | |
| CN204813931U (en) | Multiray source X ray scanner | |
| CN104921745A (en) | Multi-detector tomoscanner | |
| CN104921748A (en) | Motion monitoring tomoscanner | |
| CN204813927U (en) | Motion monitoring X ray scanner | |
| CN204971338U (en) | Many detectors orthopedics tomoscan appearance | |
| CN204839553U (en) | Multiray source orthopedics scanner | |
| CN204839557U (en) | Light -duty orthopedics CT machine | |
| CN204839559U (en) | Multiray source CT of portion machine | |
| CN105030269A (en) | Head ct machine | |
| JP6466079B2 (en) | X-ray computed tomography apparatus and scan plan setting support apparatus | |
| CN104921746A (en) | Orthopedics department X-ray scanner | |
| CN204839558U (en) | Many detectors CT machine | |
| CN204839560U (en) | Tomoscan appearance | |
| CN104921749A (en) | Orthopedics department tomoscanner | |
| JP2017086152A (en) | X-ray computer tomography apparatus and medical diagnostic system | |
| US10475213B2 (en) | X-ray CT apparatus and image processing apparatus | |
| CN105030268A (en) | Multi-detector CT machine for orthopedics department |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170623 Address after: 300384 Tianjin Saida Xiqing economic and Technological Development Zone International Industrial City B3-7 plant Patentee after: TIANJIN JINXI MEDICAL EQUIPMENT Co.,Ltd. Address before: 300384, No. 225, building 2, building 276, TEDA SME Park, Huang Hai Road, Tanggu, Tianjin Patentee before: TIANJIN FUSITE TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |