CN104644201A - Open loop PET device - Google Patents
Open loop PET device Download PDFInfo
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- CN104644201A CN104644201A CN201310603585.1A CN201310603585A CN104644201A CN 104644201 A CN104644201 A CN 104644201A CN 201310603585 A CN201310603585 A CN 201310603585A CN 104644201 A CN104644201 A CN 104644201A
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- Prior art keywords
- pet
- open loop
- semicircular frame
- imaging device
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- 238000012879 PET imaging Methods 0.000 claims abstract description 39
- 238000012636 positron electron tomography Methods 0.000 claims abstract description 38
- 238000003384 imaging method Methods 0.000 claims abstract description 25
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- 238000000034 method Methods 0.000 description 5
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
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- 230000002265 prevention Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
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- 239000000700 radioactive tracer Substances 0.000 description 2
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- 238000005481 NMR spectroscopy Methods 0.000 description 1
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000004663 cell proliferation Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 210000000232 gallbladder Anatomy 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
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- Nuclear Medicine (AREA)
Abstract
The invention provides an open loop PET device and belongs to the field of medical instruments. The open loop PET device comprises a first PET imaging device and a second PET imaging device, wherein the first PET imaging device consists of a first semi-ring-shaped machine frame and a PET detector arranged in the first semi-ring-shaped machine frame, the second PET imaging device consists of a second semi-ring-shaped machine frame and a PET detector arranged in the second semi-ring-shaped machine frame, the second semi-ring-shaped machine frame and the first semi-ring-shaped machine frame are identical in size and opposite in opening, and the imaging hole central line of the first semi-ring-shaped machine frame coincides with the imaging hole central line of the second semi-ring-shaped machine frame. The open loop PET device is small in occupied space and convenient to install and debug and can be easily matched with other instruments in use.
Description
Technical field
The present invention relates to medical instruments field, refer to a kind of open loop PET equipment especially.
Background technology
Positron emission tomography instrument (Positron emission computed tomography, PET) be do not have radiation and the instrument carrying out tomography for the radionuclide detecting transmitting positron blocks up in vivo specially, it utilizes the glucose of positron emission body tag, aminoacid, gallbladder alkali, thymus pyrimidine, the medicines such as the part of receptor and blood flow display agent are tracer, in anatomic image mode, the metabolism of body and lesion tissue cell is shown from molecular level, function, blood flow, cell proliferation or receptor distribution situation, for the clinical diagnostic message providing more physiology and pathology aspect.
When diagnosing, the isotopically labeled tracer drug of positron radiation is injected in human body, the electronics of the positron that nuclide emission goes out in human body is combined, the gamma-rays burying in oblivion generation passes human body, what pass human body with PET determining instrument record in vitro meets transmitted intensity, by the distribution situation of positron in these rays known road human body and scanning imagery.
Prior art PET mostly is closed loop PET, and take up an area space greatly, installation and debugging are inconvenient, and cost is high, is also not easy to radiocurable accelerator and MR imaging apparatus etc. with the use of forming multi-modal diagnosis and therapy system.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of open loop PET equipment, and occupation of land space is less, and installation and debugging are convenient, and cost significantly reduces, and is also easy to Other Instruments with the use of forming multi-modal diagnosis and therapy system.
For solving the problems of the technologies described above, embodiments of the invention provide technical scheme as follows:
A kind of open loop PET equipment, comprising:
By the first semicircular frame be arranged on the PET imaging device that the pet detector in described first semicircular frame forms;
By the second semicircular frame be arranged on the 2nd PET imaging device that the pet detector in described second semicircular frame forms, described second semicircular frame is identical with described first semicircular frame size, opening is relative;
Wherein, the imaging hole centrage of a described PET imaging device overlaps with the imaging hole centrage of described 2nd PET imaging device.
Further, the notch opening angle of described first semicircular frame and described second semicircular frame is 30-60 degree.
Further, the notch opening angle of described first semicircular frame and described second semicircular frame is 45 degree.
Further, described first semicircular frame according to circumstances can become any direction with the breach direction of described second semicircular frame, as horizontal direction (namely notch opening angle is 0 degree), and vertical direction (namely notch opening angle is 90 degree).
Further, described open loop PET equipment also comprises:
Guide rail;
Be arranged on described guide rail, for making the vehicle of examiner's movement in described imaging hole.
Further, the height of described vehicle is consistent with the height of described imaging hole centrage.
Further, described guide rail is arranged on the ground by cushion.
Further, described guide rail connects ground by foundation bolt through described cushion.
The beneficial effect of technique scheme of the present invention is as follows:
In such scheme, open loop PET equipment is made up of the PET imaging device be provided separately and the 2nd PET imaging device, this open loop structure installation and debugging are convenient, take up an area space less, cost is lower, and due to open loop PET equipment be not a closed structure, the psychological burden of examiner can be alleviated, the generation of diseases such as prevention claustrophobia etc., and be easier to accelerator and MR imaging apparatus etc. with the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of the open loop PET equipment of the embodiment of the present invention.
Reference numeral
1, a PET imaging device
2, the 2nd PET imaging device
3, imaging hole
4, bed is detected
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Embodiments of the invention provide a kind of open loop PET equipment, and it is less to take up an area space, and installation and debugging are convenient, and be easy to Other Instruments with the use of.
Open loop PET equipment of the present invention, comprising:
By the first semicircular frame be arranged on the PET imaging device that the pet detector in described first semicircular frame forms;
By the second semicircular frame be arranged on the 2nd PET imaging device that the pet detector in described second semicircular frame forms, described second semicircular frame is identical with described first semicircular frame size, opening is relative;
Wherein, the imaging hole centrage of a described PET imaging device overlaps with the imaging hole centrage of described 2nd PET imaging device.
Open loop PET equipment of the present invention is made up of the PET imaging device be provided separately and the 2nd PET imaging device, this open loop structure installation and debugging are convenient, take up an area space less, cost is lower, and because open loop PET equipment is not a closed structure, the psychological burden of examiner can be alleviated, the generation of diseases such as prevention claustrophobia etc., and be easier to accelerator and nuclear magnetic resonance (MRI) equipment with the use of.
Further, the notch opening angle of described first semicircular frame and described second semicircular frame is 30-60 degree.Particularly, the notch opening angle of described first semicircular frame and described second semicircular frame can be 45 degree.Further, described first semicircular frame according to circumstances can become any direction with the breach direction of described second semicircular frame, as horizontal direction (namely notch opening angle is 0 degree), and vertical direction (namely notch opening angle is 90 degree).
Further, described open loop PET equipment also comprises:
Guide rail;
Be arranged on described guide rail, for making the vehicle of examiner's movement in described imaging hole.
This vehicle can be automatic conveying device also can be manual vehicle.When this vehicle is automatic conveying device, this vehicle can be the detection bed of robot movement.Particularly, the height of described vehicle is consistent with the height of described imaging hole centrage.
In an embodiment of the present invention, owing to may produce vibrations when transporting examiner by vehicle, therefore guide rail is arranged on the ground by cushion.Particularly, described guide rail can connect ground by foundation bolt through described cushion.
Below in conjunction with Fig. 1 and specific embodiment, open loop PET equipment of the present invention and work process thereof are described in detail:
As shown in Figure 1, open loop PET equipment of the present invention is made up of a PET imaging device 1 and the 2nd PET imaging device 2, one PET imaging device 1 is made up of the first semicircular frame and the pet detector be arranged in the first semicircular frame, 2nd PET imaging device 2 is made up of the second semicircular frame and the pet detector be arranged in the second semicircular frame, pet detector is connected with the computer of outside by cable, and the information collected can be sent to outer computer to generate examining report by PET transmission system by pet detector.
Wherein, the imaging hole of a PET imaging device 1 overlaps with the imaging hole of the 2nd PET imaging device 2, is imaging hole 3.Open loop PET equipment also comprises guide rail and is arranged on the detection bed 4 on guide rail, and the height detecting bed 4 is consistent with the height of imaging hole 3 centrage, can make examiner's left and right translation in imaging hole 3 by detecting bed 4.
As shown in Figure 1, second semicircular frame is identical with the first semicircular frame size shape, opening is relative, first semicircular frame and the second semicircular frame are symmetrical arranged up and down, first semicircular frame is arranged on directly over the second semicircular frame, the notch opening angle of the first semicircular frame and the second semicircular frame is a, the size of a can be 30-60 degree, and particularly, a can be 45 degree.Further, except the structure shown in Fig. 1, second semicircular frame and the first semicircular frame can also otherwise be arranged, such as the first semicircular frame and the second semicircular frame are symmetrical set, or the first semicircular frame and the second semicircular frame are symmetrical in a straight line, and this straight line and horizontal direction angulation are between 0 ~ 90 degree.
When examiner needs to do PET inspection, first set the working condition of a PET imaging device 1 and the 2nd PET imaging device 2, relief examiner lie in and detect on bed 4, along with detecting moving horizontally of bed 4, enter PET imaging hole 3, the pet detector of the one PET imaging device 1 and the pet detector of the 2nd PET imaging device 2 gather the body data of examiner respectively, after data acquisition completes, detect bed 4 and examiner is sent imaging hole 3, simultaneously the information collected is sent to outer computer respectively by PET transmission system and processes by the pet detector of a PET imaging device 1 and the pet detector of the 2nd PET imaging device 2, the data imaging that outer computer collects in conjunction with the pet detector of a PET imaging device 1 and the pet detector of the 2nd PET imaging device 2, generate examining report, check complete.In whole checking process, examiner need not move and just can complete testing process fast.
Open loop PET equipment of the present invention is made up of the PET imaging device be provided separately and the 2nd PET imaging device, this open loop structure installation and debugging are convenient, take up an area space less, cost is lower, and because open loop PET equipment is not a closed structure, the psychological burden of examiner can be alleviated, the generation of diseases such as prevention claustrophobia etc., and be easier to accelerator and MR imaging apparatus with the use of.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. an open loop PET equipment, is characterized in that, comprising:
By the first semicircular frame be arranged on the PET imaging device that the pet detector in described first semicircular frame forms;
By the second semicircular frame be arranged on the 2nd PET imaging device that the pet detector in described second semicircular frame forms, described second semicircular frame is identical with described first semicircular frame size, opening is relative;
Wherein, the imaging hole centrage of a described PET imaging device overlaps with the imaging hole centrage of described 2nd PET imaging device.
2. open loop PET equipment according to claim 1, is characterized in that, the notch opening angle of described first semicircular frame and described second semicircular frame is 30-60 degree.
3. open loop PET equipment according to claim 2, is characterized in that, the notch opening angle of described first semicircular frame and described second semicircular frame is 45 degree.
4. open loop PET equipment according to claim 1, is characterized in that, described open loop PET equipment also comprises:
Guide rail;
Be arranged on described guide rail, for making the vehicle of examiner's movement in described imaging hole.
5. open loop PET equipment according to claim 4, is characterized in that, the height of described vehicle is consistent with the height of described imaging hole centrage.
6. open loop PET equipment according to claim 4, it is characterized in that, described guide rail is arranged on the ground by cushion.
7. open loop PET equipment according to claim 6, is characterized in that, described guide rail connects ground by foundation bolt through described cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603585.1A CN104644201A (en) | 2013-11-25 | 2013-11-25 | Open loop PET device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603585.1A CN104644201A (en) | 2013-11-25 | 2013-11-25 | Open loop PET device |
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| Publication Number | Publication Date |
|---|---|
| CN104644201A true CN104644201A (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310603585.1A Pending CN104644201A (en) | 2013-11-25 | 2013-11-25 | Open loop PET device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107981876A (en) * | 2016-10-26 | 2018-05-04 | 合肥美亚光电技术股份有限公司 | Ring seal door component and detection device |
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|---|---|---|---|---|
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| US20080230704A1 (en) * | 2005-02-25 | 2008-09-25 | Farhad Daghighian | Novel positron emission detectors and configurations |
| CN101756711A (en) * | 2008-12-25 | 2010-06-30 | 株式会社东芝 | Pet device |
| CN102540239A (en) * | 2010-10-29 | 2012-07-04 | 株式会社东芝 | Gamma radial inspection system and positron emission tomography shooting system |
| CN202568286U (en) * | 2012-05-17 | 2012-12-05 | 北京大基康明医疗设备有限公司 | Positron emission tomography (PET)/ computed tomography (CT) image fusion and combination diagnosis all-in-one machine |
| CN103370636A (en) * | 2011-04-21 | 2013-10-23 | 株式会社东芝 | Medical diagnostic imaging device and control method |
-
2013
- 2013-11-25 CN CN201310603585.1A patent/CN104644201A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1910475A (en) * | 2004-01-15 | 2007-02-07 | 皇家飞利浦电子股份有限公司 | Asymmetric axial filter for pet imaging systems |
| US20080230704A1 (en) * | 2005-02-25 | 2008-09-25 | Farhad Daghighian | Novel positron emission detectors and configurations |
| CN101756711A (en) * | 2008-12-25 | 2010-06-30 | 株式会社东芝 | Pet device |
| CN102540239A (en) * | 2010-10-29 | 2012-07-04 | 株式会社东芝 | Gamma radial inspection system and positron emission tomography shooting system |
| CN103370636A (en) * | 2011-04-21 | 2013-10-23 | 株式会社东芝 | Medical diagnostic imaging device and control method |
| CN202568286U (en) * | 2012-05-17 | 2012-12-05 | 北京大基康明医疗设备有限公司 | Positron emission tomography (PET)/ computed tomography (CT) image fusion and combination diagnosis all-in-one machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107981876A (en) * | 2016-10-26 | 2018-05-04 | 合肥美亚光电技术股份有限公司 | Ring seal door component and detection device |
| CN107981876B (en) * | 2016-10-26 | 2020-09-01 | 合肥美亚光电技术股份有限公司 | Annular closed door assembly and detection device |
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Application publication date: 20150527 |