CN201879710U - Flashing layered photographic instrument - Google Patents
Flashing layered photographic instrument Download PDFInfo
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- CN201879710U CN201879710U CN2010206734947U CN201020673494U CN201879710U CN 201879710 U CN201879710 U CN 201879710U CN 2010206734947 U CN2010206734947 U CN 2010206734947U CN 201020673494 U CN201020673494 U CN 201020673494U CN 201879710 U CN201879710 U CN 201879710U
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Abstract
The utility model provides a flashing layered photographic instrument and relates to a medical nuclide device. The flashing layered photographic instrument comprises a detection positioning system, a laser positioning system and a master control system, wherein the detection positioning system is used for utilizing an annular pixel array detector to acquire projective perspectivity image information of nuclide in an organism of any projection angle; the laser positioning system is used for acquiring the image information of the external contour line of the organism; and the master control system is used for the bimodal information fusion of the projective perspectivity image information of the nuclide in the organism and the image information of the external contour line, can realize the bimodal information fusion of the projective perspectivity image information of positive electrons of the organism and the image information of laser external contour lines, and can acquire the positioning information of the combination of the internal structure and the external structure of the organism.
Description
Technical field
This utility model relates to a kind of medical nucleic equipment, relates in particular to a kind of flicker layering photographic apparatus.
Background technology
At present, in the γ optical detection navigation system that positron causes, usually utilize the ring-type pixel detector, survey a pair of γ photon that patient or the intravital positron radionuclide of animal (being collectively referred to as organism) send, and utilize the electronic collimation technology to carry out the projection location, machine is handled as calculated then, obtains the projected image of the interior nucleic distribution of organism body of aphylactic map projection angle, thereby can obtain the locating information of organism particular organization (thermal source or low-temperature receiver).
Though γ light meets collimation and detection that detecting and locating system is used to photon, to having the outside organization of the organism that less nucleic distributes, as skin, therefore but imaging well can not obtain the external information of organism.Can not carry out radiotherapy localization.
Therefore, present single γ optical detection is located and can not be satisfied the medical diagnosis demand fully.
The utility model content
In order to address the above problem, the purpose of this utility model provides a kind of flicker layering photographic apparatus, by bimodal information fusion with the image information of the image information of organism positron projection perspective and laser outer wheels profile, make it possible to obtain the internal structure of organism and the locating information that external structure combines, effectively satisfied the medical diagnosis demand.
In order to achieve the above object, this utility model provides a kind of flicker layering photographic apparatus, comprising:
One is used to obtain the detecting and locating system of image information of the projection perspective of nucleic in the organism body;
One is used to obtain the laser orientation system of image information of the outer wheels profile of organism; And
One is used for the image information of the projection of nucleic in described organism body perspective and the image information of described outer wheels profile are carried out master control and the Flame Image Process workstation system that the bimodal information fusion is handled.
Preferably, described detecting and locating system utilizes ring-type pel array detector to unite the X line detector separately, obtains the intravital positron images information of organism at any angle, and downward or multidirectional radioscopic image information.
Preferably, described detecting and locating system associating single-photon detector and X line detector obtain the intravital positron images information of organism at any angle, and downward or multidirectional single photon and radioscopic image information.
Preferably, described flicker layering photographic apparatus also comprises:
One is used to receive the image information from described detecting and locating system, and described image information is carried out the front-end electronics system of digitized processing, is connected with the Flame Image Process workstation system with described master control.
Preferably, described flicker layering photographic apparatus also comprises:
One is used for Mechatronic control system that each parts of described detecting and locating system and laser orientation system are controlled.
Preferably, described flicker layering photographic apparatus also comprises: also comprise: electrocardiogram equipment and data collecting system, wherein said electrocardiogram equipment is connected with the Flame Image Process workstation system with described master control by described data collecting system, and described Mechatronic control system is connected with the Flame Image Process workstation system with described master control by described data collecting system with described front-end electronics system.
Preferably, described detecting and locating system is a γ optical detection navigation system.
Preferably, described laser orientation system comprises: laser generator, rotation frame and photosensitive detection array.
As shown from the above technical solution, by bimodal information fusion with the image information of the image information of organism positron projection perspective and laser outer wheels profile, make it possible to obtain the internal structure of organism and the locating information that external structure combines, effectively satisfied the medical diagnosis demand.
Description of drawings
Fig. 1 is the theory diagram of flicker layering photographic apparatus among the embodiment of the present utility model.
The specific embodiment
For the purpose, technical scheme and the advantage that make this utility model embodiment is clearer,, this utility model embodiment is done explanation in further detail below in conjunction with embodiment and accompanying drawing.At this, illustrative examples of the present utility model and explanation are used to explain this utility model, but not as to qualification of the present utility model.
Referring to Fig. 1, be the theory diagram of flicker layering photographic apparatus among the embodiment of the present utility model, this flicker layering photographic apparatus comprises:
One detecting and locating system 101 is used to obtain the image information of the projection perspective of nucleic in the organism body;
In the present embodiment, detecting and locating system 101 can utilize ring-type pel array detector to unite the X line detector separately, obtains the intravital positron images information of organism at any angle, and downward or multidirectional radioscopic image information; Perhaps this detecting and locating system 101 can be united single-photon detector and X line detector, obtains the intravital positron images of organism at any angle, and downward or multidirectional single photon and radioscopic image information;
One laser orientation system 102 is used to obtain the image information of the outer wheels profile of organism; And
One master control and Flame Image Process workstation system 103 are used for that the image information of the image information of the projection of nucleic in described organism body perspective and described outer wheels profile is carried out the bimodal information fusion and handle.
In the present embodiment, master control and Flame Image Process workstation system 103 can be controlled the operation of whole flicker layering photographic apparatus, operation, location, analysis etc., for example image information, single photon and the X ray with the projection of nucleic in organism body perspective carries out computational analysis, and image information and computed tomography (CT), magnetic resonance (MR) image or computed tomography (CT) the radiotherapy localization image of positron, single photon or X line core element in the described organism body carried out fusion treatment.
In the present embodiment, this detecting and locating system 101 can be selected γ optical detection navigation system for use, by γ optical detection navigation system the organism that body includes the positron radionuclide medicine is carried out the γ optical detection, and utilize the electronic collimation technology to carry out coincidence measurement, record meets the energy of γ photon example, detector coding, time of origin, the method of utilizing energy cut-off technology and software to combine is got rid of scattering, utilizes the time-delay coincidence circuit to eliminate accidental (the false example of Sheng Chenging at random) and meets example.
Above-mentioned γ optical detection navigation system can be utilized detector coding and the radial coordinate of space exploration and the conversion of axial coordinate (being crosscut layer coordinate), obtain the projected image of the interior nucleic distribution of organism body of aphylactic map projection angle, and show in real time with single image or image sequence mode.
In the present embodiment, above-mentioned γ optical detection navigation system can comprise a plurality of Block detectors, is similar to annular.BGO crystal in the Block detector (a kind of scintillator crystal materials) is cut into deep mixed narrow slit, the crystal bar that formation is uneven in length, then the BGO crystal is coupled to four photomultiplier tubes, four photomultiplier tubes are used for receiving the photon of each crystal bar, thereby can determine crystal bar in the ray shoots according to the Angle principle.Owing to adopt three-dimensional (3D) acquisition mode, make counting rate improve 5～7 times than 2D mode (as common γ) camera, image spatial resolution can reach 4～5mm.With single-photon detector folk prescription position or multi-faceted collection and the analysis of carrying out single photon line amount in the body; With the X line detector the residual line of the X that environment produced is gathered and analyzed.
In the present embodiment, this laser orientation system 102 can be used for measuring location and radiotherapy localization.This laser orientation system 102 comprises: laser generator, rotation frame and photosensitive detection array.Obtain the organism outline projection of laser projections by the photosensitive detection array of one dimension, drive laser generation and positioner by rotating frame, obtain the shadow of a plurality of different visual angles, translational motion by examinating couch and rotation frame, obtain the shadow information of organism disalignment, and be digital signal the shadow information translation of obtaining to the position.
In another embodiment of the present utility model, this flicker layering photographic apparatus also comprises:
One front-end electronics system 104 is used to receive the image information from the projection perspective of described detecting and locating system 101, and the image information of described projection perspective is carried out digitized processing, sends to described master control and Flame Image Process workstation system 103 then.
These front-end electronics system 104 all interfaces can all adopt standard interface, RS232 (a kind of communication interface) for example, RS485 (a kind of communication interface), TCP/IP (transmission control protocol/the Internet interconnection protocol), PCI (peripheral component interconnect standard), SCSI (small computer system interface) etc. adopt standard interface to be convenient to the upgrading of front-end electronics system 104.
In the present embodiment, Block analog board in the front-end electronics system 104 can receive the analogue signal from Block detector in the detecting and locating system 101, and can be through multiple processing procedures such as amplification, constant proportion timing, integration, summation, ADC (analog-digital converter) conversion, TDC (time-to-digital conversion circuit) conversion, the information of the position of formation energy presentation of events, time, energy.
In 104 designs of front end electronic system, can make full use of the novel electronic designing technique, adopted the integrated circuit of excellent performance, as FPGA (field programmable gate array), CPLD (CPLD), FLASH ADC etc. make that this system is not only powerful, stable performance, are easy to safeguard, and volume is little, and is low in energy consumption.
Block analog board in the front-end electronics system 104 has the input port of four tunnel analogue signals, can connect a Block detector.This front-end electronics system 104 can adopt program control DAC, programmable amplifier, high-speed comparator, and chips such as Flash ADC are realized.
The function of Block analog board is with Analog signals'digital processing, analog parameter configuration, the single example data of output.The performance parameter of Block analog board is: the maximum count rate is 200kcps (thousand cycle per second), and be 700ns the time of integration, and time resolution is 2ns, and integral nonlinearity is less than 2%, and the ADC conversion speed is 16MHz.
In another embodiment of the present utility model, this flicker layering photographic apparatus also comprises: Mechatronic control system 105 is used for each parts of detecting and locating system 101 and laser orientation system 102 are controlled.
This Mechatronic control system 105 can be finished the mobile control of examinating couch, the rod source is stretched out/is withdrawn/Spin Control and positional information output, collimator stretches out/withdraws control and positional information output, the ON/OFF control of laser lamp, move the position of laser pickoff, liquid crystal display and Keyboard Control, the control of other systems such as water-cooled and high voltage/low voltage power supply.
In another embodiment of the present utility model, this flicker layering photographic apparatus also comprises: electrocardiogram equipment 106 and data collecting system 107, wherein electrocardiogram equipment 106 is connected with Flame Image Process workstation system 103 with master control by data collecting system 107, and Mechatronic control system 105 is connected with Flame Image Process workstation system 103 with master control by data collecting system 107 with front-end electronics system 104.
In the present embodiment, data collecting system 107 has the effect of two aspects, on the one hand between master control and Flame Image Process workstation system 103 and the front-end electronics system 104 or and Mechatronic control system 105 between play a part to upload and assign data, the single example of data collecting system 107 by receiving front-end electronic system 104 meets and declares choosing on the other hand, in the transmission scan gatherer process, according to carrying out the branch frame and handle and declare choosing meeting example from the information of the excellent source location information of Mechatronic control system 105 or electrocardiogram equipment 106.
In the present embodiment, master control and Flame Image Process workstation system 103 can be based on the computer control system of Windows, this master control and Flame Image Process workstation system 103 by high speed fibre to data collecting system 107 transferring command, and receive order or data, and the list mode data that can obtain to the disk array memory scanning from other system.
In the present embodiment, the software kit of using in master control and the Flame Image Process workstation system 103 provides the algorithm that original list mode data is synthesized arbitrarily angled projected image, this master control and Flame Image Process workstation system 103 are supported the DICOM3 standard, can carry out fusion laser outer wheels profile and the locating information projection perspective.Primary light shadow information synthesising biological external body contour line (or the partial contour line that master control and Flame Image Process workstation system 103 provide laser orientation system 102, decide on life entity position and illumination range), synthesize contour surface by contour line again, and then the extraneous contour line of synthetic arbitrary section/layer.By coordinate transformation, adopt absolute physical locus registration method, this contour line is united demonstration in the image co-registration mode of routine with the projection fluoroscopy images of the positron radionuclide of corresponding section/layer.
Below simple the introduction down, how to carry out medical diagnosis by the flicker layering photographic apparatus in the present embodiment, at first the organism of living is injected the medicine that contains positron radionuclide, or generation positron radionuclide in the inductor, put it on the examinating couch of this equipment, a detectable area (FOV) is 16 (axially) * 56 * 56CM
3, repeatedly mobile berth can carry out the detection of long-living object, and acquisition time is 5-20 minute.
Once you begin gather, the real-time demonstration of projected image can be arranged, minimum refresh rate is 1 second, can choose the most responsive angle and carry out the image broadcast; Can on image, carry out region of interest (ROI) and handle, can delineate, carry out absolute fix in conjunction with laser orientation system to particular organization.View data and locating information can preserve and change in many ways, and can carry out DICOM and print (by the printer that is connected with Flame Image Process workstation system 103 with master control) and remote transmission.
As shown from the above technical solution, by bimodal information fusion with the image information of the image information of organism positron projection perspective and laser outer wheels profile, make it possible to obtain the internal structure of organism and the locating information that external structure combines, effectively satisfied the medical diagnosis demand.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a flicker layering photographic apparatus is characterized in that, comprising:
One is used to obtain the detecting and locating system of image information of the projection perspective of nucleic in the organism body;
One is used to obtain the laser orientation system of image information of the outer wheels profile of organism; And
One is used for the image information of the projection of nucleic in described organism body perspective and the image information of described outer wheels profile are carried out master control and the Flame Image Process workstation system that the bimodal information fusion is handled.
2. flicker layering photographic apparatus according to claim 1, it is characterized in that, described detecting and locating system utilizes ring-type pel array detector to unite the X line detector separately, obtains the intravital positron images information of organism at any angle, and downward or multidirectional radioscopic image information.
3. flicker layering photographic apparatus according to claim 1 and 2, it is characterized in that, described detecting and locating system associating single-photon detector and X line detector obtain the intravital positron images information of organism at any angle, and downward or multidirectional single photon and radioscopic image information.
4. flicker layering photographic apparatus according to claim 1 is characterized in that, described flicker layering photographic apparatus also comprises:
One is used to receive the image information from described detecting and locating system, and described image information is carried out the front-end electronics system of digitized processing, is connected with the Flame Image Process workstation system with described master control.
5. flicker layering photographic apparatus according to claim 4 is characterized in that, described flicker layering photographic apparatus also comprises:
One is used for Mechatronic control system that each parts of described detecting and locating system and laser orientation system are controlled.
6. flicker layering photographic apparatus according to claim 5, it is characterized in that, described flicker layering photographic apparatus also comprises: also comprise: electrocardiogram equipment and data collecting system, wherein said electrocardiogram equipment is connected with the Flame Image Process workstation system with described master control by described data collecting system, and described Mechatronic control system is connected with the Flame Image Process workstation system with described master control by described data collecting system with described front-end electronics system.
7. flicker layering photographic apparatus according to claim 6 is characterized in that, described detecting and locating system is a γ optical detection navigation system.
8. flicker layering photographic apparatus according to claim 7 is characterized in that described laser orientation system comprises: laser generator, rotation frame and photosensitive detection array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206734947U CN201879710U (en) | 2010-12-13 | 2010-12-13 | Flashing layered photographic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206734947U CN201879710U (en) | 2010-12-13 | 2010-12-13 | Flashing layered photographic instrument |
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| CN201879710U true CN201879710U (en) | 2011-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206734947U Expired - Fee Related CN201879710U (en) | 2010-12-13 | 2010-12-13 | Flashing layered photographic instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525521A (en) * | 2010-12-13 | 2012-07-04 | 北京大基康明医疗设备有限公司 | Flashing layered phototropic vision |
| WO2013134949A1 (en) * | 2012-03-16 | 2013-09-19 | 西安电子科技大学 | Device and method for endoscopic x ray luminescence tomography imaging |
-
2010
- 2010-12-13 CN CN2010206734947U patent/CN201879710U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525521A (en) * | 2010-12-13 | 2012-07-04 | 北京大基康明医疗设备有限公司 | Flashing layered phototropic vision |
| WO2013134949A1 (en) * | 2012-03-16 | 2013-09-19 | 西安电子科技大学 | Device and method for endoscopic x ray luminescence tomography imaging |
| CN104168830A (en) * | 2012-03-16 | 2014-11-26 | 西安电子科技大学 | Device and method for endoscopic x ray luminescence tomography imaging |
| CN104168830B (en) * | 2012-03-16 | 2016-06-22 | 西安电子科技大学 | Endoscopic X-ray luminescence tomography device and method |
| US10034647B2 (en) | 2012-03-16 | 2018-07-31 | Xidian University | System and method for endoscopic X-ray luminescence computed tomographic imaging |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HARBIN YIREN SAIBO MEDICAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: BEIJING TOP GRADE KANGMING MEDICAL DEVICES INC. Effective date: 20120905 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100176 DAXING, BEIJING TO: HARBIN, HEILONGJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120905 Address after: Worker peasant street, Shuangcheng, Heilongjiang, Harbin Patentee after: Harbin ecyber Medical Equipment Co., Ltd. Address before: 100176 No. 11 North Yongchang Road, Beijing economic and Technological Development Zone Patentee before: Beijing Top Grade Medical Equipment Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20181213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |