CN208426552U - A kind of dedicated magnetic resonance radio frequency coil of radiotherapy - Google Patents
A kind of dedicated magnetic resonance radio frequency coil of radiotherapy Download PDFInfo
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- CN208426552U CN208426552U CN201820165326.3U CN201820165326U CN208426552U CN 208426552 U CN208426552 U CN 208426552U CN 201820165326 U CN201820165326 U CN 201820165326U CN 208426552 U CN208426552 U CN 208426552U
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Abstract
The utility model relates to a kind of dedicated magnetic resonance radio frequency coil of radiotherapy, the magnetic resonance radio frequency coil is volume coil, comprising: shell, the shell is upper and lower opening, and middle part has the tubular structure of cavity；Hole is radiated, the radiation hole is to be opened on the shell, and around one week annular aperture of shell, the shell is divided into upper body and lower case by the radiation hole, and the upper body is connected with the lower case by support column；The coil being built in the upper body and the lower case.In Patients During Radiotherapy, radiation hole passes through for beam, so that the ray caused by the shell for effectively preventing magnetic resonance coil stops beam weakens, therapeutic effect has been effectively ensured.A kind of dedicated magnetic resonance radio frequency coil of radiotherapy is also disclosed in the utility model, the magnetic resonance radio frequency coil is the surface coils with said effect.
Description
Technical field
The utility model relates to technical field of medical equipment, in particular to a kind of dedicated magnetic resonance radio frequency line of radiotherapy
Circle.
Background technique
In current radiotherapy, the image guidance techniques that generally use mainly in a manner of CT based on, however this kind
Mode is easy to cause biggish radiation damage to patient, and can not real time imagery.
Magnetic resonance imaging has hurtless measure, radiationless, high resolution and the high advantage of contrast, uses magnetic resonance imaging
Technology, which guides, can undoubtedly be reduced with the normal tissue of effective protection human body to injury caused by patient.
It needs to emit pulse by radio-frequency coil during magnetic resonance imaging, to be motivated to subject proton,
Radio-frequency coil is generally divided into volume coil and surface coils, however, either volume coil or surface coils, is only applicable in
In current checking process, for radiotherapy, beam needs to reach across coil lesions position, reaches disease
The transmitted intensity of stove position will receive influence, this can be such that therapeutic effect reduces.
Therefore, magnetic resonance radio frequency coil used in a kind of radiation therapy process is developed, to improve the effect of radiotherapy
The technical issues of fruit is current those skilled in the art's urgent need to resolve.
Utility model content
The purpose of the utility model is to provide a kind of dedicated magnetic resonance radio frequency coil of radiotherapy, so as on the one hand can be
Guide of magnetic resonant image is carried out to radiotherapy position in Patients During Radiotherapy, on the other hand can also effectively reduce the blocking to radiation beam,
To effectively improve therapeutic effect.
In order to achieve the above objectives, the dedicated magnetic resonance radio frequency coil of radiotherapy that on the one hand is the utility model provides volume
Coil, and the magnetic resonance radio frequency coil includes:
Shell, the shell is upper and lower opening, and middle part has the tubular structure of cavity；
Hole is radiated, the radiation hole is to be opened on the shell, and surround one week annular aperture of shell, described to put
The shell is divided into upper body and lower case by perforation, and the upper body and the lower case pass through support column phase
Even；
The coil being built in the upper body and the lower case.
Preferably, the shell includes rear portion Plate Shell and the front curved bend shell being connected with the rear portion Plate Shell.
Preferably, the rear portion Plate Shell is connected with the front curved bend shell by connector.
Preferably, the both ends of the connector respectively with the rear portion Plate Shell and the front curved bend shell grafting phase
Even；It is connect alternatively, the both ends of the connector pass through buckle respectively with the rear portion Plate Shell and the front curved bend shell.
It preferably, further include the clamping groove for being arranged on the rear portion Plate Shell, and being used to be connected with scanning bracket.
It preferably, further include the sliding rail for being arranged on the rear portion Plate Shell, and being used to be connected with scanning bracket, Yi Jiyong
Buckle in position of the fixation rear portion Plate Shell in the scanning bracket.
Preferably, the idler wheel for reducing frictional force is additionally provided in the sliding rail.
The dedicated magnetic resonance radio frequency coil of radiotherapy provided by the utility model another aspect is surface coils, and described
Magnetic resonance radio frequency coil includes:
Shell, the shell are integrally in tabular；
Hole is radiated, the radiation hole is provided with the middle part of the shell, and the shell is divided into upper body and lower part
Shell, there are interconnecting pieces between the upper body and the lower case；
The coil being built in the upper body and the lower case.
Preferably, the shell be in rectangle, and the two sides of the shell be provided with it is vertical for what is be connected with scanning bracket
Guide rail, the coil are arranged on the upright guide rail by slip ring moving up and down.
Preferably, the shell is flexible flexible shell, and the slip ring is can the flexible slip ring that deformation occurs.
As can be seen from the above technical solutions, magnetic resonance coil disclosed in the utility model includes volume coil and surface
Coil can choose in the two suitable coil according to the difference of lesions position to be motivated, to penetrating in Patients During Radiotherapy
The irradiation position of harness carries out image guidance, and radiation hole has all been opened up on both coils, in Patients During Radiotherapy, radiates hole
Pass through for beam, so that the ray caused by the shell for effectively preventing magnetic resonance coil stops beam weakens, has
Effect ensure that therapeutic effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of volume coil disclosed in an embodiment of the present invention；
Fig. 2 is the schematic diagram of internal structure of surface coils disclosed in an embodiment of the present invention.
Wherein, 1 is connector, and 2 be support column, and 3 be front curved bend shell, and 4 be rear portion Plate Shell, and 5 be radiation hole, and 6 are
Clamping groove, 7 be slip ring, and 8 be coil, and 9 be upright guide rail.
Specific embodiment
The core of the utility model is to provide a kind of dedicated magnetic resonance radio frequency coil of radiotherapy, so as on the one hand can be
Guide of magnetic resonant image is carried out to radiotherapy position in Patients During Radiotherapy, on the other hand can also effectively reduce the blocking to radiation beam,
To effectively improve therapeutic effect.
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.
The dedicated magnetic resonance radio frequency coil of radiotherapy disclosed in the utility model, including volume coil and surface coils,
Volume coil is suitable for the deeper situation of lesion, and the main form for using cavity coil is had using Multi-channel radio-frequency coil
Effect improves signal-to-noise ratio, coil should using overlapping decoupling, circuit decoupling and before put the modes such as decoupling and decoupled, volume coil
Overall structure it is as shown in fig. 1, including shell, radiation hole 5 and coil 8, shell generally upper and lower opening and middle part has
There is the tubular structure of cavity, the cavity of housing central section forms the body cavity passed through for human body, and radiation hole 5 is provided on shell,
And radiating hole 5 is annular aperture, and for the annular aperture around shell one week, shell was divided into upper body and lower case by radiation hole 5,
As shown in fig. 1, and upper body is connected with lower case by spaced support column 2, and coil 8 is built in upper case
Body and lower case, the intracorporal coil 8 of upper case and the intracorporal coil 8 of lower case pass through the interior conducting wire phase worn of support column 2
Even.
In order to avoid beam impacts magnetic resonance imaging, should make as far as possible under the premise of meeting requirement
Coil 8 is far from the setting of radiation hole.
As can be seen that having opened up radiation hole 5 on volume coil disclosed in above-described embodiment, in Patients During Radiotherapy, put
Perforation 5 passes through for beam, so that the ray caused by the shell for effectively preventing magnetic resonance coil stops beam subtracts
It is weak, therapeutic effect has been effectively ensured.
In order to which the figure preferably with human body matches, the shell of the magnetic resonance radio frequency coil disclosed in the present embodiment includes
Rear portion Plate Shell 4 and the front curved bend shell 3 being connected with rear portion Plate Shell 4, as shown in fig. 1.
During radiotherapy, entire volume coil needs to be mounted in scanning bracket, which mainly uses
In the vertical treatment (including stand and straight sit) of patient, when using vertical scanning, human body enter it is inconvenient when coil, for this purpose, this
Rear portion Plate Shell 4 in embodiment is detachably connected with front curved bend shell 3 by connector 1, when in use, is first put down rear portion
Plate shell 4 is mounted in scanning bracket, and front curved bend shell 3 is fastened on rear portion Plate Shell 4 after then equal patients stand or is seated
On, and connected front curved bend shell 3 and rear portion Plate Shell 4 by connector 1.
Connection type between connector 1 and front curved bend shell 3 and rear portion Plate Shell 4 can there are many selection, examples
As the both ends of connector 1 are connected with rear portion Plate Shell 4 and 3 grafting of front curved bend shell respectively；Alternatively, the both ends of connector 1
Respectively by buckle be connected with rear portion Plate Shell 4 and 3 grafting of front curved bend shell, it is contemplated that front curved bend shell 3 and after
The connection of 4 interior loop 8 of portion's Plate Shell, the both ends of connector 1 should be provided with the contact being connected to for coil 8.
In the present embodiment, clamping groove 6 is additionally provided on rear portion Plate Shell 4, clamping groove 6 is used for and scanning bracket
Clamping position cooperate, it is further, whole in order to realize to realize installation of the rear portion Plate Shell 4 in scanning bracket
Position of a volume coil on scanning bracket vertical direction adjusts, and is provided with and uses also on rear portion Plate Shell 4 in the present embodiment
In the sliding rail being connected with scanning bracket, and the buckle of the position for fixed rear portion Plate Shell 4 in scanning bracket, work as rear portion
After position of the Plate Shell 4 in scanning bracket is adjusted, the position of entire volume coil is locked by buckling, avoids treating
Volume coil moves in the process.Certainly, in order to reduce frictional force during the adjustment, also settable idler wheel in sliding rail.
Surface coils disclosed in the utility model includes shell, radiation hole 5 and coil 8, and shell is in tabular, is put
Perforation 5 is provided with the middle part of shell, as shown in Figure 2, radiates hole 5 for shell and is divided into upper body and lower case, upper case
There are interconnecting piece between body and lower case, coil 8 is built in upper body and lower case.
Surface coils is suitable for the shallower occasion of lesions position, improves signal-to-noise ratio using multi-channel coil, is built in
Coil 8 in portion's shell and lower case should keep being separated from each other, and need to maintain a certain distance between the two, with true
Guarantor will not generate between the two to influence each other.
As can be seen that having opened up radiation hole 5 on surface coils disclosed in above-described embodiment, same reason is being put
During treatment, radiation hole 5 passes through for beam, so that the shell for effectively preventing magnetic resonance coil makes beam blocking
At ray weaken, therapeutic effect has been effectively ensured.
Referring to FIG. 2, the entirety of surface coils is in rectangle, and the two sides of shell are provided with for being connected with scanning bracket
Upright guide rail 9, coil 8 by slip ring 7 moving up and down be arranged on upright guide rail 9, the setting of slip ring 7 is so that coil can
Easily to slide along upright guide rail 9, to realize the position adjustment of coil, guarantee that the size in radiation hole 5 meets treatment and requires.
Further, in order to realize bending, as far as possible make surface coils close to human body, with improve signal-to-noise ratio and at
Image quality amount, the shell in the present embodiment use flexible flexible shell, and slip ring 7 is using can the flexible slip ring that deformation occurs.
Flexible shell and flexible slip ring can be used well known flexible material in the surface coils of current inspection and manufactured
, there is no particular/special requirement and limitation to this.
The dedicated magnetic resonance radio frequency coil of radiotherapy provided by the utility model is described in detail above.Herein
In apply specific case the principles of the present invention and embodiment be expounded, the explanation of above embodiments is only used
The method and its core concept of the utility model are understood in help.It should be pointed out that for those skilled in the art
For, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, these
Improvement and modification are also fallen into the protection scope of the utility model claims.
Claims (10)
1. a kind of dedicated magnetic resonance radio frequency coil of radiotherapy, which is characterized in that the magnetic resonance radio frequency coil is volume coil,
And the magnetic resonance radio frequency coil includes:
Shell, the shell is upper and lower opening, and middle part has the tubular structure of cavity；
It radiates hole (5), the radiation hole (5) is to be opened on the shell, and surround one week annular aperture of shell, described
It radiates hole (5) and the shell is divided into upper body and lower case, and the upper body and the lower case pass through branch
Dagger (2) is connected；
The coil (8) being built in the upper body and the lower case.
2. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 1, which is characterized in that after the shell includes
Portion's Plate Shell (4) and the front curved bend shell (3) being connected with the rear portion Plate Shell (4).
3. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 2, which is characterized in that the rear portion Plate Shell
(4) it is connected with the front curved bend shell (3) by connector (1).
4. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 3, which is characterized in that the connector (1)
Both ends be connected respectively with the rear portion Plate Shell (4) and front curved bend shell (3) grafting；Alternatively, the connector
(1) both ends pass through buckle respectively and connect with the rear portion Plate Shell (4) and the front curved bend shell (3).
5. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 2, which is characterized in that further include being arranged in institute
It states on rear portion Plate Shell (4), and the clamping groove (6) for being connected with scanning bracket.
6. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 2, which is characterized in that further include being arranged in institute
It states on rear portion Plate Shell (4), and the sliding rail for being connected with scanning bracket, and exists for fixing the rear portion Plate Shell (4)
The buckle of position in the scanning bracket.
7. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 6, which is characterized in that also set in the sliding rail
It is equipped with the idler wheel for reducing frictional force.
8. a kind of dedicated magnetic resonance radio frequency coil of radiotherapy, which is characterized in that the magnetic resonance radio frequency coil is surface coils,
And the magnetic resonance radio frequency coil includes:
Shell, the shell are integrally in tabular；
It radiates hole (5), radiation hole (5) is provided with the middle part of the shell, and the shell is divided into upper body under
Portion's shell, there are interconnecting pieces between the upper body and the lower case；
The coil (8) being built in the upper body and the lower case.
9. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 8, which is characterized in that the shell is in square
Shape, and the two sides of the shell are provided with the upright guide rail (9) for being connected with scanning bracket, the coil by can on move down
Dynamic slip ring (7) is arranged on the upright guide rail (9).
10. the dedicated magnetic resonance radio frequency coil of radiotherapy according to claim 9, which is characterized in that the shell is can
Curved flexible shell, the slip ring (7) is can the flexible slip ring that deformation occurs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165326.3U CN208426552U (en) | 2018-01-31 | 2018-01-31 | A kind of dedicated magnetic resonance radio frequency coil of radiotherapy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165326.3U CN208426552U (en) | 2018-01-31 | 2018-01-31 | A kind of dedicated magnetic resonance radio frequency coil of radiotherapy |
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| Publication Number | Publication Date |
|---|---|
| CN208426552U true CN208426552U (en) | 2019-01-25 |
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| CN201820165326.3U Active CN208426552U (en) | 2018-01-31 | 2018-01-31 | A kind of dedicated magnetic resonance radio frequency coil of radiotherapy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108096722A (en) * | 2018-01-31 | 2018-06-01 | 安徽锐捷信息科技有限公司 | A kind of special magnetic resonance radio frequency coil of radiotherapy |
-
2018
- 2018-01-31 CN CN201820165326.3U patent/CN208426552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108096722A (en) * | 2018-01-31 | 2018-06-01 | 安徽锐捷信息科技有限公司 | A kind of special magnetic resonance radio frequency coil of radiotherapy |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190220 Address after: 230031 Embedded R&D Building 204-B3, Institute of Advanced Technology, China University of Science and Technology, No. 5089 Wangjiangxi Road, Hefei High-tech Zone, Anhui Province Patentee after: ANHUI FUQING MEDICAL TECHNOLOGY Co.,Ltd. Address before: Room 609-129, R&D Center Building, China (Hefei) International Intelligent Voice Industry Park, 3333 Xiyou Road, Hefei High-tech Zone, Anhui Province Patentee before: ANHUI RUIJIE INFORMATION TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230321 Address after: 230088 floor 1, Zone D, building 3, Pearl Industrial Park, No. 106, Chuangxin Avenue, high tech Zone, Hefei, Anhui Province Patentee after: Anhui Fuqing precision physical examination equipment Co.,Ltd. Address before: No.204-b3, embedded R & D Building 1, Institute of advanced technology, University of science and technology of China, no.5089, Wangjiang West Road, high tech Zone, Hefei City, Anhui Province, 230031 Patentee before: ANHUI FUQING MEDICAL TECHNOLOGY Co.,Ltd. |