CN103876742A - Small-sized electromagnetic type medical magnetic resonance device - Google Patents
Small-sized electromagnetic type medical magnetic resonance device Download PDFInfo
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- CN103876742A CN103876742A CN201410147732.3A CN201410147732A CN103876742A CN 103876742 A CN103876742 A CN 103876742A CN 201410147732 A CN201410147732 A CN 201410147732A CN 103876742 A CN103876742 A CN 103876742A
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Abstract
A small-sized electromagnetic type medical magnetic resonance device comprises a power source system, a magnet assembly, a gradient coil assembly and a radio frequency coil assembly and further comprises a spectrometer, a device bin frame and a bin cover with the electromagnetic isolation effect, wherein the device bin frame is covered with the bin cover. The spectrometer is in single connection with the radio frequency coil assembly. The power source system comprises a magnet power source and a gradient power source. The magnet power source is electrically connected with the magnet assembly, and the gradient power source is electrically connected with the gradient coil assembly. The spectrometer, the radio frequency coil assembly, the power source system, the magnet assembly and the gradient coil assembly are all arranged on the device bin frame. According to the small-sized electromagnetic type medical magnetic resonance device, due to the fact that all the components are arranged on the device bin frame in a concentrated mode, the whole structure of the small-sized electromagnetic type medical magnetic resonance device is reduced to the maximum degree, and the purposes of reducing the size of the device, facilitating transportation, and reducing the device occupation area are achieved; meanwhile, due to the fact that the number of the components is reduced, the small-sized electromagnetic type medical magnetic resonance device further has the advantage of being low in energy consumption.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly, particularly a kind of electromagnetic type medical magnetic resonance device of miniaturization.
Background technology
MR imaging apparatus is a kind of device that is widely used in carrying out in medical field imaging, and it generally adopts computer to set up medical science fault imaging according to the cooperation of magnet, gradient coil assembly and radio frequency coil assemblies.
In said structure design, magnet is used for setting up uniform main field, and gradient coil assembly applies pulsed magnetic field with spatial gradient to main field, thereby makes each point in imaging space have the concordance on space.
As from the foregoing, must there is magnet, gradient coil assembly, radio frequency coil assemblies and computer for an a whole set of MR imaging apparatus, then by power supply, each assembly be powered and made its running.In the prior art, magnet, gradient coil assembly and radio frequency coil assemblies are arranged in a relatively independent space, computer is arranged in another relatively independent space as control system, power supply also can independently be arranged as energy supplyystem, so, because each ingredient is relatively independent, MR imaging apparatus can there are the following problems: 1, device volume is larger, is not easy to transportation; 2, placement place area occupied is large; 3, energy consumption is higher.
In sum, how to solve the problem that MR imaging apparatus volume is larger, become those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of electromagnetic type medical magnetic resonance device of miniaturization, to address the above problem.
For achieving the above object, the invention provides following technical scheme:
An electromagnetic type medical magnetic resonance device for miniaturization, includes power-supply system, magnet assembly, gradient coil assembly and radio frequency coil assemblies,
Also include spectrometer, device storehouse frame and cover at frame outside, described device storehouse the storehouse cover with electromagnetic isolation effect;
Described spectrometer is connected with described radio frequency coil assemblies signal;
Described power-supply system includes power supply for magnet coils and gradient power supply, described power supply for magnet coils and the electrical connection of described magnet assembly, described gradient power supply and the electrical connection of described gradient coil assembly;
Described spectrometer, described radio frequency coil assemblies, described power-supply system, described magnet assembly and described gradient coil assembly are all arranged on the frame of described device storehouse.
Preferably, described magnet assembly includes two magnetic heads, and two described magnetic heads are symmetrical arranged;
Described magnetic head includes cartridge, pole shoe and grading ring;
Described cartridge and described pole shoe are bolted, and described cartridge is arranged on the frame of described device storehouse, and described grading ring designs for loop configuration, and described grading ring is arranged on described pole shoe.
Preferably, described pole shoe designs for circular configuration;
The external profile diameter of described grading ring is identical with the outside diameter length of described pole shoe.
Preferably, described grading ring is made up of 10-14 grading ring unit, whole described grading ring cellular constructions identical and join end to end successively after can form loop configuration.
Preferably, on the frame of described device storehouse, be provided with bed board, described bed board is mounted slidably on the frame of described device storehouse.
Preferably, described storehouse cover is gas-tight silo cover, and described storehouse cover has interior room, and described device storehouse sets up that to be placed in described content indoor;
On the cover of described storehouse, be hinged with the storehouse cover door for described bed board turnover.
Preferably, the marginal portion of described magnet assembly, described gradient coil assembly and described radio frequency coil assemblies all adopts the processing of acute angle rounding.
Preferably, described cartridge, described pole shoe and described grading ring all adopt pure iron to make.
The electromagnetic type medical magnetic resonance device that the invention provides a kind of miniaturization, includes power-supply system, magnet assembly, gradient coil assembly and radio frequency coil assemblies.Based on said structure design, the present invention also includes spectrometer, device storehouse frame and covers at frame outside, described device storehouse the storehouse cover with electromagnetic isolation effect; Described spectrometer is connected with described radio frequency coil assemblies signal; Described power-supply system includes power supply for magnet coils and gradient power supply, described power supply for magnet coils and the electrical connection of described magnet assembly, described gradient power supply and the electrical connection of described gradient coil assembly; Described spectrometer, described radio frequency coil assemblies, described power-supply system, described magnet assembly and described gradient coil assembly are all arranged on the frame of described device storehouse.
In the present invention, the electromagnetic type medical magnetic resonance device of miniaturization is mainly made up of power-supply system, magnet assembly, gradient coil assembly, radio frequency coil assemblies, spectrometer, device storehouse frame and storehouse cover, power-supply system, magnet assembly, gradient coil assembly and radio frequency coil assemblies form the module with certain function by structural design, said modules is arranged on the frame of device storehouse, thereby makes magnet assembly, gradient coil assembly, radio frequency coil assemblies and spectrometer concentrated setting on the frame of device storehouse.Situation for fear of electromagnetic radiation leakage occurs, and is provided with the storehouse cover with electromagnetic isolation effect on the frame of device storehouse.
Design by said structure, all need the independent structure arranging to compare than each assembly in conventional art, the electromagnetic type medical magnetic resonance device of miniaturization provided by the invention by whole assembly concentrated settings on device storehouse frame, reduce dramatically the overall structure of the electromagnetic type medical magnetic resonance device of miniaturization, reach reduction device volume, be convenient to transportation, reduce the object of device placement floor space.Meanwhile, due to the reduction of parts, also there is low energy consumption.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the electromagnetic type medical magnetic resonance device of an embodiment of the present invention miniaturization;
Fig. 2 is the side structure schematic diagram of the electromagnetic type medical magnetic resonance device of an embodiment of the present invention miniaturization;
Fig. 3 is the partial structurtes schematic diagram of the electromagnetic type medical magnetic resonance device of an embodiment of the present invention miniaturization;
Fig. 4 is the structural representation of cartridge in an embodiment of the present invention;
Fig. 5 is the side structure schematic diagram of cartridge in an embodiment of the present invention;
Fig. 6 is the structural representation of pole shoe in an embodiment of the present invention;
Fig. 7 is the side structure schematic diagram of pole shoe in an embodiment of the present invention;
In Fig. 1 to Fig. 7, the corresponding relation of component names and Reference numeral is:
Spectrometer 1, device storehouse frame 2, power supply for magnet coils 3, gradient power supply 4, cartridge 5, pole shoe 6, grading ring 7.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1 to Fig. 7, wherein, Fig. 1 is the structural representation of the electromagnetic type medical magnetic resonance device of an embodiment of the present invention miniaturization; Fig. 2 is the side structure schematic diagram of the electromagnetic type medical magnetic resonance device of an embodiment of the present invention miniaturization; Fig. 3 is the partial structurtes schematic diagram of the electromagnetic type medical magnetic resonance device of an embodiment of the present invention miniaturization; Fig. 4 is the structural representation of cartridge in an embodiment of the present invention; Fig. 5 is the side structure schematic diagram of cartridge in an embodiment of the present invention; Fig. 6 is the structural representation of pole shoe in an embodiment of the present invention; Fig. 7 is the side structure schematic diagram of pole shoe in an embodiment of the present invention.
The electromagnetic type medical magnetic resonance device that the invention provides a kind of miniaturization, includes power-supply system, magnet assembly, gradient coil assembly and radio frequency coil assemblies.Based on said structure design, the present invention also includes spectrometer 1, device storehouse frame 2 and covers at frame 2 outsides, device storehouse the storehouse cover with electromagnetic isolation effect; Spectrometer 1 is connected with radio frequency coil assemblies signal; Power-supply system includes power supply for magnet coils 3 and gradient power supply 4, power supply for magnet coils 3 and magnet assembly electrical connection, gradient power supply 4 and gradient coil assembly electrical connection; Spectrometer 1, radio frequency coil assemblies, power-supply system, magnet assembly and gradient coil assembly are all arranged on device storehouse frame 2.
In the present invention, the electromagnetic type medical magnetic resonance device of miniaturization is mainly made up of power-supply system, magnet assembly, gradient coil assembly, radio frequency coil assemblies, spectrometer 1, device storehouse frame 2 and storehouse cover, power-supply system, magnet assembly, gradient coil assembly and radio frequency coil assemblies form the module with certain function by structural design, said modules is arranged on device storehouse frame 2, thereby makes magnet assembly, gradient coil assembly, radio frequency coil assemblies and spectrometer 1 concentrated setting on device storehouse frame 2.Situation for fear of electromagnetic radiation leakage occurs, and is provided with the storehouse cover with electromagnetic isolation effect on device storehouse frame 2.
Design by said structure, all need the independent structure arranging to compare than each assembly in conventional art, the electromagnetic type medical magnetic resonance device of miniaturization provided by the invention by whole assembly concentrated settings on device storehouse frame 2, reduce dramatically the overall structure of the electromagnetic type medical magnetic resonance device of miniaturization, reach reduction device volume, be convenient to transportation, reduce the object of device placement floor space.Meanwhile, due to the reduction of parts, also there is low energy consumption.
Particularly, magnet assembly includes two magnetic heads, and two magnetic heads are symmetrical arranged; Magnetic head includes cartridge 5, pole shoe 6 and grading ring 7; Cartridge 5 is bolted with pole shoe 6, and cartridge 5 is arranged on device storehouse frame 2, and grading ring 7 is for loop configuration designs, and grading ring 7 is arranged on pole shoe 6.
Based on said structure design, pole shoe 6 designs for circular configuration; The external profile diameter of grading ring 7 is identical with the outside diameter length of pole shoe 6.
In the present invention, grading ring 7 is made up of 10-14 grading ring unit, whole grading ring cellular constructions identical and join end to end successively after can form loop configuration.
Particularly, grading ring unit is cut and is evenly divided into 12 and forms by line by car good full circle.
Those skilled in the art are known, the manipulating object of the electromagnetic type medical magnetic resonance device of miniaturization is human body, detect for patient can be lain in device, the present invention is provided with bed board on device storehouse frame 2, and bed board is mounted slidably on device storehouse frame 2.
Particularly, on device storehouse frame 2, be provided with slideway, be provided with and the slide block of slideway adaptation on bed board, by slide block, bed board is mounted slidably on slideway.
Particularly, storehouse cover is gas-tight silo cover, and storehouse cover has interior room, and it is indoor that device storehouse frame 2 is arranged at content; On the cover of storehouse, be hinged with the storehouse cover door for bed board turnover.Storehouse cover door covers for air-tightness is connected with storehouse after closing, and so can farthest reduce the leakage rate of electromagnetic radiation.
In the present invention, the marginal portion of magnet assembly, gradient coil assembly and radio frequency coil assemblies all adopts the processing of acute angle rounding.Adopt rounding processing can avoid the marginal portion of assembly to occur burr, improve the safety that the present invention uses.
Particularly, cartridge 5, pole shoe 6 and grading ring 7 all adopt pure iron to make.
The present invention is in place install after, power on, by manual or electronic control, open in storehouse cover Men Congmen and shift out bed board, patient is lain flat on the bed, and pushes equipment center and locate and close storehouse cover.Start-up check program, patient's tomoscan image just appears on display screen, or is printed on medical film.Also can upload network, return for after full-time expert diagnosis.Outstanding feature of the present invention is: private space is little, and only 15 square meters, because structure diminishes, use ground to reduce, and have saved space, are convenient to popularize, and weight is alleviated greatly, make to install more convenient, power consumption is reduced greatly, thereby reduced check cost.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. an electromagnetic type medical magnetic resonance device for miniaturization, includes power-supply system, magnet assembly, gradient coil assembly and radio frequency coil assemblies, it is characterized in that,
Also include spectrometer (1), device storehouse frame (2) and cover at frame outside, described device storehouse the storehouse cover with electromagnetic isolation effect;
Described spectrometer is connected with described radio frequency coil assemblies signal;
Described power-supply system includes power supply for magnet coils (3) and gradient power supply (4), described power supply for magnet coils and the electrical connection of described magnet assembly, described gradient power supply and the electrical connection of described gradient coil assembly;
Described spectrometer, described radio frequency coil assemblies, described power-supply system, described magnet assembly and described gradient coil assembly are all arranged on the frame of described device storehouse.
2. the electromagnetic type medical magnetic resonance device of miniaturization according to claim 1, is characterized in that,
Described magnet assembly includes two magnetic heads, and two described magnetic heads are symmetrical arranged;
Described magnetic head includes cartridge (5), pole shoe (6) and grading ring (7);
Described cartridge and described pole shoe are bolted, and described cartridge is arranged on the frame of described device storehouse, and described grading ring designs for loop configuration, and described grading ring is arranged on described pole shoe.
3. the electromagnetic type medical magnetic resonance device of miniaturization according to claim 2, is characterized in that,
Described pole shoe designs for circular configuration;
The external profile diameter of described grading ring is identical with the outside diameter length of described pole shoe.
4. the electromagnetic type medical magnetic resonance device of miniaturization according to claim 3, is characterized in that,
Described grading ring is made up of 10-14 grading ring unit, whole described grading ring cellular constructions identical and join end to end successively after can form loop configuration.
5. according to the electromagnetic type medical magnetic resonance device of the miniaturization described in claim 2 to 4 any one, it is characterized in that,
On the frame of described device storehouse, be provided with bed board, described bed board is mounted slidably on the frame of described device storehouse.
6. the electromagnetic type medical magnetic resonance device of miniaturization according to claim 5, is characterized in that,
Described storehouse cover is gas-tight silo cover, and described storehouse cover has interior room, and described device storehouse sets up that to be placed in described content indoor;
On the cover of described storehouse, be hinged with the storehouse cover door for described bed board turnover.
7. the electromagnetic type medical magnetic resonance device of miniaturization according to claim 6, is characterized in that,
The marginal portion of described magnet assembly, described gradient coil assembly and described radio frequency coil assemblies all adopts the processing of acute angle rounding.
8. the electromagnetic type medical magnetic resonance device of miniaturization according to claim 7, is characterized in that,
Described cartridge, described pole shoe and described grading ring all adopt pure iron to make.
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| CN201410147732.3A CN103876742B (en) | 2014-04-15 | 2014-04-15 | The electromagnetic type medical magnetic resonance device of miniaturization |
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| CN201410147732.3A CN103876742B (en) | 2014-04-15 | 2014-04-15 | The electromagnetic type medical magnetic resonance device of miniaturization |
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| CN103876742B CN103876742B (en) | 2018-04-27 |
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| CN1411783A (en) * | 2001-10-16 | 2003-04-23 | 西门子公司 | Magnetic resonance device with first and at least a second microphone |
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