CN208486794U - Flexible radio frequency shield door and magnetic resonance equipment - Google Patents
Flexible radio frequency shield door and magnetic resonance equipment Download PDFInfo
- Publication number
- CN208486794U CN208486794U CN201820955874.6U CN201820955874U CN208486794U CN 208486794 U CN208486794 U CN 208486794U CN 201820955874 U CN201820955874 U CN 201820955874U CN 208486794 U CN208486794 U CN 208486794U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- radio frequency
- frame members
- shielding
- frequency shield
- 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.)
- Active
Links
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
This application involves a kind of flexible radio frequency shield door magnetic resonance equipments, comprising: shielding support, including the first pedestal and the second pedestal, the first pedestal are fixed on magnetic resonance equipment, and the second pedestal is fixedly connected on the first pedestal；And frame members, including the first side and second side, first side of frame members is fixedly connected on the first pedestal, second side is connected to the second pedestal, second side can be rotated relative to the first side, to make frame members have folded state and unfolded state: when frame members are in folded state, flexible radio frequency shield door is opened；When frame members are in unfolded state, flexible radio frequency shield door is closed, and is shielded corresponding shielding support and the first side and/or the junction of second side on support and is provided with shielding part, to realize radio shielding in the junction of shielding support and frame members.Above-mentioned flexible radio frequency shielding door is simple, has biggish field of view, components are less, can simply realize preferable radio shielding effect.
Description
Technical field
This application involves magnetic resonance equipments, more particularly to a kind of flexible radio frequency shield door and magnetic resonance equipment.
Background technique
MRI is to utilize for human body to be placed in magnet, and emit a radiofrequency signal, is swashed to the intracorporal atomic nucleus of people
It encourages, to generate covibration, closes after pumping signal, the intracorporal faint resonance signal of people can be discharged and is received,
After receiving amplification, in conjunction with the location technology of gradient, to carry out signal reconstruction, obtain the magnetic resonance of tissue at
Picture.
In field of magnetic resonance imaging, external interference signal can bring pole detrimental effect to system imaging, to cause figure
The noise of picture even artifact, influences the quality of image.Therefore, in conventional imaging system, in order to shield external interference letter
Number, it needs to establish shielding harness.Currently, such shielding harness is generally a screened room in magnetic resonance arts, screened room can be by magnetic
Resonance system is isolated with external interference realization, and such screened room difficulty of construction is high, and building course is very long, and capital investment is big no matter
Be in terms of the time or in terms of capital investment from the point of view of, have to be optimized.To solve the above problems, starting in certain application fields
Using self-shileding system, however structure is complicated for the presence of existing self-shileding system, the more limited problem of the degree of field of view.
Utility model content
Based on this, it is necessary to which complicated for existing self-shileding system structure, the degree of field of view is relatively more limited to ask
Topic provides a kind of flexible radio frequency shield door and magnetic resonance equipment.
A kind of flexible radio frequency shield door, comprising:
Support is shielded, including the first pedestal and the second pedestal, first pedestal be fixed on magnetic resonance equipment, described the
Two pedestals are fixedly connected on first pedestal；And
Frame members, including the first side and second side, first side are fixedly connected on first pedestal, and described second
Side is connected to second pedestal, and described second side can be rotated relative to first side, so that the frame members be made to have
Folded state and unfolded state:
When the frame members are in folded state, second side is drawn close to first side, the frame members
It opens so that the flexible radio frequency shield door is opened；
When the frame members are in unfolded state, described second side is connected to the shielding support, with the shielding
Support realizes tight continuous electrical connection, and the frame members are closed so that the flexible radio frequency shield door is closed, institute
It states and correspond to the junction of the shielding support and first side and/or second side on shielding support and is provided with shielding part, thus
Radio shielding is realized in the junction of the shielding support and the frame members.
The frame members include substrate and retractable door component in one of the embodiments, the retractable door component
One end is fixedly connected on the substrate, and the other end is fixedly connected on first pedestal, and the substrate rotating is connected to described
Support is shielded, in the rotation process of the substrate, the retractable door component compression or stretching, so that the frame members
With folded state and unfolded state.
The retractable door component includes extensible member in one of the embodiments, and one end of the extensible member is fixedly connected
In the substrate, the other end is fixedly connected on first pedestal, and the extensible member is made of flexible shielding material.
The extensible member is made of transparent material in one of the embodiments,.
It is provided with first through hole on first pedestal in one of the embodiments, the first through hole is connected to magnetic
Scanning channel in resonant device, is provided with the first shielding part on first pedestal, and first shielding part is around described the
The setting of one through-hole.
It is convex to be provided with first for one end far from first pedestal of second pedestal in one of the embodiments,
Platform is provided with the first groove in the first boss, is provided with the second groove in first groove, and second groove
Depth is greater than the depth of first groove, and sealed plate is provided in first groove, and the sealed plate lid closes described second
Groove is provided with lockhole on the sealed plate, and locking piece is provided on the frame members, and locking piece passes through described in lockhole insertion
In second groove, to complete frame members and shield the locking of support, secondary shielding part, institute are provided in first groove
Secondary shielding part is stated to be arranged around the locking piece.
Second pedestal is additionally provided with sliding slot in one of the embodiments, and the sliding slot is connected to magnetic resonance equipment
Scanning channel, third shielding part is provided on second pedestal, the third shielding part is around the first boss and institute
State sliding slot setting.
It is provided with second boss on the surface of close second pedestal of the substrate in one of the embodiments,
When the substrate is connected to second pedestal, the second boss is connected to second pedestal, the second boss
It is provided with an annular convex edge on the surface of second pedestal, the locking piece is set in the annular convex edge.
Multiple through slots are provided in the second boss in one of the embodiments, second through-hole passes through described
Through slot is connected to the external world, when the flexible radio frequency shield door in the closure state, the second boss and second pedestal
Realize strict electrical connection, the scanning channel of magnetic resonance equipment is extraneous by through slot connection, and the internal diameter of the through slot is full
When radiofrequency signal passes through through slot, radiofrequency signal constantly decays foot with the through slot is deepened continuously, and finally decays to magnetic
Resonant device uses unobstructive weak signal.
A kind of magnetic resonance equipment, including magnet and flexible radio frequency shield door, the magnet is interior equipped with a scanning channel, described
Flexible radio frequency shield door corresponds to the scanning channel setting, and is fixed on the magnet, and the flexible radio frequency shield door is upper
State any flexible radio frequency shield door.
Above-mentioned flexible radio frequency shield door and magnetic resonance equipment are fixedly connected on described first by the first side of frame members
Pedestal, second side are connected to second pedestal, and described second side can be rotated relative to first side, so that doorframe group
Part can be opened, and when closure, the connection of the shielding support and first side and/or second side correspond on the shielding support
Place is provided with shielding part, to realize radio shielding in the junction of the shielding support and the frame members, has more
Open field of view.In addition, flexible radio frequency shielding door is simple, components are less, light-weight, at low cost, can be simple
The preferable radio shielding effect of realization.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the flexible radio frequency shield door of one embodiment of the application；
Fig. 2 is the configuration schematic diagram of the flexible radio frequency shield door of one embodiment of the application；
Fig. 3 is the structural schematic diagram of the shielding support of the flexible radio frequency shield door of one embodiment of the application；
Fig. 4 is the local explosion structure diagram of the shielding support of the flexible radio frequency shield door of one embodiment of the application；
Fig. 5 is the configuration schematic diagram of the frame members of the flexible radio frequency shield door of one embodiment of the application；
Fig. 6 is the partial structural diagram of the frame members of the flexible radio frequency shield door of one embodiment of the application；
Fig. 7 is the structural schematic diagram of the substrate of the frame members of the flexible radio frequency shield door of one embodiment of the application；
Fig. 8 is the structural schematic diagram of the magnetic resonance equipment of one embodiment of the application.
Specific embodiment
The application in order to facilitate understanding is described more fully the application below with reference to relevant drawings.In attached drawing
Give the better embodiment of the application.But the application can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more disclosure of this application
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
It please refers to Fig. 1 to Fig. 2, Fig. 1 and Fig. 2 and illustratively shows the flexible radio frequency shield door 10 of one embodiment of the application
Structural schematic diagram, the flexible radio frequency shield door 10 includes shielding support 110 and frame members 120, the frame members 120
Be fixedly connected on the shielding support 110 including the first side 120a and second side 120b, the first side 120a, and with the screen
It covering support 110 and realizes tight continuous electrical connection, second side 120b can be rotated relative to the first side 120a, thus
Make the frame members 120 that there is folded state and unfolded state, it is described when the frame members 120 are in folded state
Second side 120b is drawn close to the first side 120a, and the frame members 120 are opened so that the flexible radio frequency shield door
10 open；When the frame members 120 are in unfolded state, second side 120b is connected to the shielding support 110, from
And tight continuous electrical connection is realized with the shielding support 110, the frame members 120 are closed so that the flexibility
Radio shielding door 10 is closed, and corresponds to the first of the shielding support 110 and the frame members 120 on the shielding support 110
The junction of side 120a and/or second side 120b are provided with shielding part, thus in the shielding support 110 and the frame members
Realize radio shielding in 120 junction.
The shielding support 110 includes the first pedestal 112 and the second pedestal 114, and it is total that first pedestal 112 is fixed on magnetic
In equipment of shaking, second pedestal 114 is fixedly connected on first pedestal 112, the first side 120a of the frame members 120
It is fixedly connected on first pedestal 112, second side 120b is connected to second pedestal 114.In the illustrated embodiment, institute
The first pedestal 112 is stated to be vertically arranged with second pedestal 114, it is to be understood that in other examples, described first
It can also be arranged between pedestal 112 and second pedestal 114 with other angles, such as angle is acute angle or obtuse angle.
Please continue to refer to Fig. 3 and Fig. 4, in some embodiments, the first protrusion is provided on first pedestal 112
1121, there is interval between first protrusion 1121 and the outer rim of first pedestal 112, thus in first protrusion
The first installation band 1122, the first side 120a of the frame members 120 are formed between 1121 and the outer rim of first pedestal 112
It is fixedly connected on the first installation band 1122.
It is connected to for the ease of the flexible radio frequency shield door 10 with the scanning channel in magnetic resonance equipment, first pedestal
First through hole 112a is provided on 112, the first through hole 112a is connected to the scanning channel in magnetic resonance equipment.In some realities
It applies in example, the first shielding part (not shown) is provided on first pedestal 112, first shielding part is logical around described first
Hole 112a setting.It in the particular embodiment, can be in first pedestal 112 away from the side pair of first protrusion 1121
The position of first protrusion 1121 is answered to form groove (not shown), first shielding part is partially housed in the groove,
And at least partly expose to the groove.Certainly, in other examples, groove can also be not provided with, but by described
One shielding part is directly fixed on the side that first pedestal 112 deviates from first protrusion 1121, and fixed form can be spiral shell
Follow closely the arbitrary fixed forms such as fixation, tight fit.
In some embodiments, second pedestal 114 is provided with sliding slot 114a, and the sliding slot 114a is connected to magnetic resonance
The scanning channel of equipment, so as to which life entity to be scanned is sent into scanning channel by the sliding slot 114a.The sliding slot
114a is connected to the first through hole 112a.
In order to by frame members 120 and shield when second side 120b of frame members 120 is connected to the second pedestal 114
The sealed fixation of support 110, in some embodiments, one end far from first pedestal 112 of second pedestal 114 are arranged
There is first boss 1141, the first groove 114c is provided in the first boss 1141, and institute is closed by a sealed lid of plate 1142
The first groove 114c is stated, lockhole 114d is provided on the sealed plate 1142, the first groove 114c passes through the lockhole
114d connection is extraneous.At this point it is possible to which second side 120b with the frame members 120 provides a locking piece 1224, locking piece
1224, which pass through lockhole 114d, is inserted into the first groove 114c, to complete frame members 120 and shield the lock of support 110
It is fixed.In some embodiments, in order to realize the shielding at lockhole 114d, secondary shielding part is provided in the first groove 114c
1143, the secondary shielding part 1143 in a ring, is fixed on the side wall of the first groove 114c, so that locking piece 1224 is inserted
When entering in the first through hole 112a, the secondary shielding part 1143 is relatively strong so as to realize around the locking piece 1224
Radio shielding.
In order to enhance the radio shielding at lockhole 114d, in some embodiments, it is provided in the first groove 114c
Second groove 114e, and the depth of the second groove 114e is greater than the depth of the first groove 114c.The sealed plate
1142 are set in the first groove 114c and cover conjunction the second groove 114e, and the secondary shielding part 1143 is contained in institute
It states in the first groove 114c, and is fixedly connected on the side wall of the first groove 114c.By above-mentioned setting, can to lock
Part 1224 in locking, realize to the complete radio shielding at locking by secondary shielding part 1143.
Third shielding part 1144 is provided on second pedestal 114, the third shielding part 1144 is around described first
Boss 1141 and sliding slot 114a setting, thus when second side 120b of frame members 120 is connected to the second pedestal 114,
Realize sufficient radio shielding.
First shielding part, secondary shielding part 1143 and the third shielding part 1144 can be flexible shield or bullet
Property shielding part, to obtain more strict radio shielding.Certainly, it will be appreciated by persons skilled in the art that in radio shielding
It is required that first shielding part, secondary shielding part 1143 and the third shielding part 1144 can also in relatively low embodiment
To be rigid shielding part.
Please continue to refer to Fig. 5 to Fig. 7, the frame members 120 include substrate 122 and retractable door component 124, described flexible
One end of door component 124 is fixedly connected on the substrate 122, and the other end is fixedly connected on the first of first pedestal 112
Band 1122 is installed, the substrate 122 is rotationally connected with the shielding support 110, in the rotation process of the substrate 122, institute
It states the compression of retractable door component 124 or stretches, so that the frame members 120 have folded state and unfolded state.
In the particular embodiment, it is convex to be provided with connection for the junction of first pedestal 112 and second pedestal 114
Platform 116 (label is shown in Fig. 2), the substrate 122 are rotationally connected with the connection boss 116, so that the substrate 122 can be with
It is rotated relative to the shielding support 110.In the illustrated embodiment, there are two the settings of connection boss 116, two companies
Connect the two sides that boss 116 is located at sliding slot 114a.It will be appreciated by persons skilled in the art that in other examples,
The quantity of the connection boss 116 also can be set one, three or four.In the particular embodiment, resistance can also be set
Damping member (not shown), the substrate 122 is rotationally connected with the connection boss 116 by the damping piece, so that described
Frame members 120 can stay in any position.
The second through-hole 122a, the edge setting of the second through-hole 122a on the substrate 122 are provided on the substrate 122
There is first step 1221, the retractable door component 124 is fixedly connected on the first step 1221.
In some embodiments, second boss is provided on the surface of close second pedestal 114 of the substrate 122
1222, the corresponding second boss 1222 of the first boss 1141 is provided with a recess position 114b, when the substrate 122 abuts
When second pedestal 114, the second boss 1222 is connected to the recess position 114b.The locking piece 1224 is set to
In the second boss 1222.
In some embodiments, one is provided on the surface of close second pedestal 114 of the second boss 1222
Annular convex edge 1223, the locking piece 1224 are contained in the annular convex edge 1223, when the substrate 122 is connected to described
When two pedestals 114, the locking piece 1224 is protruded into the second groove 114e, and is locked with sealed plate 1142, the annular
Convex edge 1223 is contained in the first groove 114c, and squeezes the secondary shielding part 1143 in circumferential direction, thus shape
At strict radio shielding.
In some embodiments, multiple through slot 122b, the second through-hole 122a are provided in the second boss 1222
Be connected to the external world by the through slot 122b, thus, when the flexible radio frequency shield door 10 in the closure state, magnetic resonance is set
Standby scanning channel can be connected to extraneous by the through slot 122b.By the way that through slot 122b is arranged, can in scanning channel with
It is convenient that external connection provides, for example, anesthesia tube life monitor etc. required when clinically needing to be anaesthetized for sweep volume
The tubular articles of equipment need to be externally attached to inside from scanning channel.The internal diameter satisfaction of the through slot 122b works as radiofrequency signal
When across through slot 122b, radiofrequency signal constantly decays with through slot 122b is deepened continuously, and finally decays to magnetic resonance equipment
Using unobstructive weaker signal, to realize radio shielding.
The retractable door component 124 includes support frame 1241 and extensible member 1243, and one end of the extensible member 1243 is solid
Surely it being connected on the first step 1221, the other end is fixedly connected on the first installation band 1122 of first pedestal 112,
The support frame 1241 is rotationally connected with the substrate 122, and is fixedly connected with the extensible member 1243, to work as substrate
122, relative to when shielding the rotation of support 110, drive extensible member 1243 mobile, to compress the extensible member 1243.
In some embodiments, shaft platform 1225 is provided on the substrate 122, setting turns on the shaft platform 1225
Hole, a shaft passes through the turn hole and fixes the support frame 1241 with the shaft platform 1225, so that the support
Skeleton 1241 is rotationally connected with the shaft platform 1225.In the particular embodiment, the shaft can be support frame 1241
A part.It is of course also possible to be an independent component.In other examples, it can also be set on shaft platform 1225
Shaft is set, and turn hole is set on support frame 1241, to realize the rotation connection of support frame 1241 Yu shaft platform 1225.
In the particular embodiment, the support frame 1241 includes the first support frame 12411 and the second support frame
12413, first support frame 12411 is rotationally connected with the shaft platform 1225, and second support frame 12413 rotates
It is connected to first support frame 12411.Specifically, can be in first support frame 12411, the second support frame
Turn hole is respectively provided on 12413, shaft passes through the turn hole of the first support frame 12411, the second support frame 12413, to realize
The rotation connection of first support frame 12411, the second support frame 12413.It will be appreciated by persons skilled in the art that first
The rotation connection relationship of support frame 12411 and the second support frame 12413 and the first support frame 12411 and shaft platform 1225
Rotation connection relationship it is similar, thus the setting of specific shaft, turn hole can also be similar to that the first support frame above-mentioned
12411 with the setting of the shaft, turn hole of shaft platform 1225.
The extensible member 1243 is made of flexible, transparent material, so that extensible member 1243 can be with substrate
122 rotation and compress.It sets transparent for the extensible member 1243, can be closed in the flexible radio frequency shield door 10
When, the concrete condition in scanning channel is observed through the extensible member 1243, is conducive to the monitoring in scanning channel.Having
In the embodiment of body, the extensible member 1243 can be flexible and transparent conductive cloth or flexible transparent conductive film.
When flexible radio frequency shield door 10 is assemblied in magnetic resonance equipment, if frame members 120 are in closed state, described
Strict radio shielding is realized by the first shielding part between one pedestal 112 and magnetic resonance equipment；The frame members 120 and institute
It states and strict radio shielding is realized by the third shielding part 1144 between the second pedestal 114, pass through secondary shielding at locking
Part 1143 realizes strict radio shielding.
Above-mentioned flexible radio frequency shield door 10 is fixedly connected on first base by the first side 120a of frame members 120
Seat 112, second side 120b are connected to second pedestal 114, and second side 120b can be the relatively described first side 120a turns
It is dynamic so that frame members 120 can be opened, when closure, corresponded on the shielding support 110 the shielding support 110 and
The junction of the first side 120a and/or second side 120b is provided with shielding part, thus the shielding support 110 with it is described
Radio shielding is realized in the junction of frame members 120, has more open field of view.In addition, flexible radio frequency shield door 10
Simply, components are less, light-weight, at low cost, can simply realize preferable radio shielding effect.
Referring to Fig. 8, one embodiment of the application also provides a kind of magnetic resonance equipment 20, the magnetic resonance equipment 20 includes magnetic
Body 210 and flexible radio frequency shield door have a scanning channel in the magnet 210, described in the flexible radio frequency shield door is corresponding
Scanning channel setting, and be fixed on the magnet 210, the flexible radio frequency shield door is soft described in any of the above-described embodiment
Property radio shielding door 10.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to claim therefore cannot be interpreted as.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of flexible radio frequency shield door characterized by comprising
Support is shielded, including the first pedestal and the second pedestal, first pedestal are fixed on magnetic resonance equipment, second base
Seat is fixedly connected on first pedestal；And
Frame members, including the first side and second side, first side are fixedly connected on first pedestal, and described second side is supported
It is connected to second pedestal, described second side can be rotated relative to first side, be folded so that the frame members be made to have
State and unfolded state:
When the frame members are in folded state, second side is drawn close to first side, and the frame members are opened
So that the flexible radio frequency shield door is opened；
When the frame members are in unfolded state, described second side is connected to the shielding support, with the shielding support
Realize tight continuous electrical connection, the frame members are closed so that the flexible radio frequency shield door is closed, the screen
It covers and corresponds to the junction of the shielding support and first side and/or second side on support and be provided with shielding part, thus in institute
Realize radio shielding in the junction for stating shielding support and the frame members.
2. flexible radio frequency shield door according to claim 1, which is characterized in that the frame members include substrate and stretch
Door component, one end of the retractable door component are fixedly connected on the substrate, and the other end is fixedly connected on first pedestal,
The substrate rotating is connected to the shielding support, in the rotation process of the substrate, the retractable door component compression or drawing
It stretches, so that the frame members have folded state and unfolded state.
3. flexible radio frequency shield door according to claim 2, which is characterized in that the retractable door component includes extensible member,
One end of the extensible member is fixedly connected on the substrate, and the other end is fixedly connected on first pedestal, the extensible member by
Flexible shielding material is made.
4. flexible radio frequency shield door according to claim 3, which is characterized in that the extensible member is made of transparent material.
5. flexible radio frequency shield door according to claim 2, which is characterized in that it is logical to be provided with first on first pedestal
Hole, the first through hole are connected to the scanning channel in magnetic resonance equipment, the first shielding part, institute are provided on first pedestal
The first shielding part is stated to be arranged around the first through hole.
6. flexible radio frequency shield door according to claim 5, which is characterized in that separate described the first of second pedestal
One end of pedestal is provided with first boss, and the first groove is provided in the first boss, and is provided in first groove
Two grooves, and the depth of second groove is greater than the depth of first groove, is provided with sealed plate in first groove,
The sealed plate lid closes second groove, is provided with lockhole on the sealed plate, is provided with locking piece on the frame members,
Locking piece passes through lockhole and is inserted into second groove, to complete frame members and shield the locking of support, described first is recessed
Secondary shielding part is provided in slot, the secondary shielding part is arranged around the locking piece.
7. flexible radio frequency shield door according to claim 6, which is characterized in that second pedestal is additionally provided with sliding slot,
The sliding slot is connected to the scanning channel of magnetic resonance equipment, and third shielding part, the third screen are provided on second pedestal
Shield is arranged around the first boss and the sliding slot.
8. flexible radio frequency shield door according to claim 6, which is characterized in that close second pedestal of the substrate
Surface on be provided with second boss, when the substrate is connected to second pedestal, the second boss is connected to described
Second pedestal, the second boss are provided with an annular convex edge on the surface of second pedestal, and the locking piece is set
It is placed in the annular convex edge.
9. flexible radio frequency shield door according to claim 8, which is characterized in that the second through-hole is provided on the substrate,
Multiple through slots are provided in the second boss, second through-hole is connected to the external world by the through slot, when the flexibility is penetrated
In the closure state, the second boss and second pedestal realize that strict electrical connection, magnetic resonance are set to frequency shield door
Standby scanning channel is extraneous by through slot connection, and the internal diameter of the through slot meets when radiofrequency signal passes through through slot, radio frequency
Signal is constantly decayed with the through slot is deepened continuously, and is finally decayed to and is used unobstructive weak signal to magnetic resonance equipment.
10. a kind of magnetic resonance equipment, which is characterized in that including magnet and flexible radio frequency shield door, be equipped with and sweep in the magnet
Channel is retouched, the flexible radio frequency shield door corresponds to the scanning channel setting, and is fixed on the magnet, the flexible radio frequency
Shield door is the described in any item flexible radio frequency shield doors of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820955874.6U CN208486794U (en) | 2018-06-21 | 2018-06-21 | Flexible radio frequency shield door and magnetic resonance equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820955874.6U CN208486794U (en) | 2018-06-21 | 2018-06-21 | Flexible radio frequency shield door and magnetic resonance equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208486794U true CN208486794U (en) | 2019-02-12 |
Family
ID=65248142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820955874.6U Active CN208486794U (en) | 2018-06-21 | 2018-06-21 | Flexible radio frequency shield door and magnetic resonance equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208486794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547557A (en) * | 2018-06-21 | 2018-09-18 | 深圳市金石医疗科技有限公司 | Flexible radio frequency shield door and magnetic resonance equipment |
-
2018
- 2018-06-21 CN CN201820955874.6U patent/CN208486794U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547557A (en) * | 2018-06-21 | 2018-09-18 | 深圳市金石医疗科技有限公司 | Flexible radio frequency shield door and magnetic resonance equipment |
| WO2019242475A1 (en) * | 2018-06-21 | 2019-12-26 | 深圳市金石医疗科技有限公司 | Flexible radio frequency shielding door and magnetic resonance device |
| CN108547557B (en) * | 2018-06-21 | 2023-11-10 | 深圳市金石医疗科技有限公司 | Flexible radio frequency shielding door and magnetic resonance equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208486794U (en) | Flexible radio frequency shield door and magnetic resonance equipment | |
| US9562956B2 (en) | Rotatable protective cover functioning as a door for MRI system | |
| US20050049491A1 (en) | Nuclear magnetic resonance imaging device | |
| US9864029B2 (en) | Means for operating an MRI device within a RF-magnetic environment | |
| WO2015092796A1 (en) | Rf shielding conduit for mri closure assembly | |
| CN111379507A (en) | Folding door rotating device | |
| US20080210283A1 (en) | Tent with hinged door or window | |
| CN108547557A (en) | Flexible radio frequency shield door and magnetic resonance equipment | |
| WO2007075625A3 (en) | Dual- frequency endo-rectal mr receive-only probe | |
| US11067650B2 (en) | Enclosure for an MR local coil | |
| CN110037701A (en) | A kind of movable type nuclear magnetic resonance check device and mobile nuclear magnetic resonance check system | |
| EP3312365A1 (en) | Door opening and closing structure | |
| US12111371B2 (en) | Radio frequency coil and coil assembly thereof | |
| WO2018166387A1 (en) | Self-shielding type magnetic resonance apparatus | |
| AU2006312180A1 (en) | Tent with hinged door or window | |
| CN112924912A (en) | Magnetic resonance apparatus | |
| CN215297643U (en) | Radio frequency coil assembly and magnetic resonance apparatus | |
| CN215641773U (en) | Magnetic resonance apparatus | |
| US10653294B2 (en) | Rotating door mat assembly | |
| KR100351072B1 (en) | Rf coil for mri apparatus | |
| CN218383258U (en) | Magnetic resonance imaging device and magnetic resonance imaging system | |
| CN211370169U (en) | Special shield door of magnetic resonance | |
| CN216560961U (en) | Magnetic resonance detection device with C-shaped annular magnet | |
| CN113253173B (en) | Radio frequency coil device for magnetic resonance neck imaging | |
| CN221711940U (en) | Auxiliary device for fixing joints during wrist nuclear magnetic examination |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |