CN203275623U - Receiving coil assembly for magnetic resonance imaging - Google Patents
Receiving coil assembly for magnetic resonance imaging Download PDFInfo
- Publication number
- CN203275623U CN203275623U CN 201320216234 CN201320216234U CN203275623U CN 203275623 U CN203275623 U CN 203275623U CN 201320216234 CN201320216234 CN 201320216234 CN 201320216234 U CN201320216234 U CN 201320216234U CN 203275623 U CN203275623 U CN 203275623U
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- China
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- alar part
- receiving coil
- coil assembly
- holding parts
- magnetic resonance
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Abstract
The utility model discloses a receiving coil assembly for magnetic resonance imaging. The receiving coil assembly at least comprises a first coil and a second coil, the first coil includes a first body part and a first wing part connected with the first body part, the second coil includes a second body part and a second wing part connected with the second body part, and the receiving coil assemble also comprises the first wing part and a second wing part whose relative distance is adjustable. The receiving coil assembling in the utility model is provided with an adjusting mechanism which can adjust the distance between the first wing part and the second wing part, and thus electromagnetic coupling of the receiving coil assembly can be conveniently, rapidly and flexibly changed.
Description
[technical field]
The utility model is relevant a kind of receiving coil assembly for magnetic resonance imaging.
[technical background]
United States Patent (USP) bulletin US5552707B patent discloses a kind of receiving coil assembly for magnetic resonance imaging, it comprises the first coil and the second coil, the first coil comprises First body and the first alar part that is connected with the First body, the second coil comprises the second body and the second alar part that is connected with the second body, and the first alar part and the second alar part are provided with crossing coincidence part.By the distance between adjustment First body and the second body, and then the area of adjustment coincidence part.When to detected body imaging, the close detected body that the first noumenon section and the second body are tried one's best, and then make the area of coincidence part reach maximum, and can reduce electromagnetic coupled, make the better quality of imaging.
Yet above-mentioned receiving coil assembly could change the electromagnetic coupled of receiving coil when only distance changes between First body and the second body, and this kind receiving coil assembly is more dumb when changing electromagnetic coupled.
Therefore, necessaryly provide a kind of improved receiving coil assembly for magnetic resonance imaging, to overcome the above-mentioned defective that exists for the receiving coil assembly of magnetic resonance imaging.
[utility model content]
The purpose of this utility model is to provide a kind of receiving coil assembly that is used for magnetic resonance imaging that can change more convenient and neatly electromagnetic coupled.
Receiving coil assembly for magnetic resonance imaging of the present utility model is to be achieved through the following technical solutions: a kind of receiving coil assembly for magnetic resonance imaging, it comprises the first coil and the second coil at least, described the first coil comprises First body and the first alar part that is connected with the First body, described the second coil comprises the second body and the second alar part that is connected with the second body, and described receiving coil assembly also comprises adjustable the first alar part of relative distance and the second alar part.
In preferred embodiment, described the first alar part and the second alar part parallel.
In preferred embodiment, described receiving coil assembly also comprises for the adjusting mechanism of adjusting distance between the first alar part and the second alar part.
In preferred embodiment, described adjusting mechanism comprises the first holding parts of fixing the first alar part and the second holding parts of fixing the second alar part, and the adjustable range part of adjusting distance between the first holding parts and the second holding parts.
In preferred embodiment, described adjustable range part is double-screw bolt, described adjustable range part comprises end and the connecting portion that is connected with the end, described connecting portion is provided with the threaded portion, described the first holding parts and threaded portion threaded engagement, described the second holding parts is provided with the through hole that passes through for the threaded portion, and the second holding parts is immobilizated between the first holding parts and end.
In preferred embodiment, described the first holding parts is provided with the first holding slot of fixing the first alar part, described the second holding parts is provided with the second holding slot of fixing the second alar part, and described the first alar part and the second alar part are retained on respectively in the first holding slot and the second holding slot with hot melt adhesive.
In preferred embodiment, described the first holding parts is provided with the first holding slot of fixing the first alar part, described the second holding parts is provided with the second holding slot of fixing the second alar part, described the first alar part and the second alar part are flexible wires, and described the first alar part and the second alar part are wrapped in respectively in the first holding slot and the second holding slot.
In preferred embodiment, the distance between described First body and the second body is constant.
In preferred embodiment, the top of described threaded portion is provided with fluting.
In preferred embodiment, the setting of staggering of described First body and the second body.
Compared with prior art, receiving coil assembly of the present utility model comprises adjustable the first alar part of relative distance and the second alar part, so can be easily and fast and change flexibly the electromagnetic coupled of receiving coil assembly.
[description of drawings]
Fig. 1 is the main apparent direction schematic diagram of the utility model receiving coil assembly.
Fig. 2 be the utility model receiving coil assembly overlook the direction schematic diagram.
Fig. 3 is the schematic diagram of the utility model coil.
Fig. 4 is the schematic perspective view of the utility model adjusting mechanism.
Fig. 5 is the front view of the utility model adjusting mechanism.
Fig. 6 is that Fig. 5 is along the cut-open view of A-A direction.
[embodiment]
See also Fig. 1 to shown in Figure 3, the utility model is a kind of receiving coil assembly 200 for magnetic resonance imaging, and it comprises coil 4 and adjusting mechanism 100.
See also shown in Figure 3ly, coil 4 comprises the first coil 41 and the second coil 42.The first coil 41 comprises First body 411 and the first alar part 412 that is connected with First body 411.The second coil 42 comprises the second body 421 and the second alar part 422 that is connected with the second body 421.Distance between First body 411 and the second body 421 is constant.First body 411, the second body 421, the first alar part 412 and the second alar part 422 are plane, and the plane at the plane at the plane at the plane at First body 411 places, the second body 421 places, the first alar part 412 places and the second alar part 422 places all parallels.The first coil 41 is connected with first signal amplifier 51, secondary signal amplifier 52 respectively with the second coil 42, and the signal that receives is passed.
See also shown in Figure 1, adjusting mechanism 100 is by adjusting the distance between the first alar part 412 and the second alar part 422, adjust the electromagnetic coupled between the first coil 41 and the second coil 42, so can be easily and fast and change flexibly electromagnetic coupled between the first coil 41 and the second coil 42, and can make the decoupling effect reach best.
See also Fig. 4 and shown in Figure 5, adjusting mechanism 100 comprise fixing the first alar part 412 the first holding parts 2, fixing the second alar part 422 the second holding parts 1 and adjust the first holding parts 2 and the second holding parts 1 between adjustable range part 3, the first holding parts 2 of distance can move relative to the second holding parts 1.
The first holding parts 2 is cylindric, and the first holding parts 2 is provided with the first groove 21 that is annular that caves inward and form from its periphery.The second holding parts 1 comprises base portion 11 and the extension 12 that is connected with base portion 11, and base portion 11 is provided with the holding hole 111 that runs through from its upper surface downwards.Extension 12 is cylindric, and extension 12 is provided with the second groove 121 that is annular that caves inward and form from its periphery.The first alar part 412 and the second alar part 422 use hot melt adhesives are retained on respectively in the first holding slot 21 and the second holding slot 121.In other embodiments, the first alar part 412 and the second alar part 422 can be flexible wires, and the first alar part 412 and the second alar part 422 are wrapped in respectively in the first holding slot 21 and the second holding slot 121.In the present embodiment, adjustable range part 3 is double-screw bolt.
Please further consult shown in Figure 6ly, the first holding parts 2 comprises establishes threaded the first through hole 22.The second holding parts 1 be provided with the second through hole 131, the second through holes 131 comprise superposed cylindrical first 1311 and be connected with first 1311 and diameter greater than the second portion 1312 of first's 1311 diameters.Adjustable range part 3 comprises end 31 and the connecting portion 32 that is connected with end 31, and connecting portion 32 is provided with superposed threaded portion 321.The first through hole 22 coordinates with threaded portion 321, and connecting portion 32 passes through from the second through hole 131, and the second holding parts 1 is immobilizated between the first holding parts 2 and end 31.The top of adjustable range part 3 is provided with for hard sheet deeply with the fluting 322 of rotation adjustable range part 3, can easier rotation adjustable range part 3, and to regulate the distance between the first holding parts 2 and the second holding parts 1.
The utility model passes holding hole 111 with screw the second holding parts 1 is retained on miscellaneous part, and in the present embodiment, this miscellaneous part can be coil.Hard sheet (not shown) is inserted in fluting 322, rotation adjustable range part 3, and then can regulate distance between the first holding parts 2 and the second holding parts 1, can be easily and fast and change flexibly electromagnetic coupled between the first coil 41 and the second coil 42, and can make the decoupling effect reach best.
The above is only a kind of embodiment of the present utility model, it not whole or unique embodiment, the variation of any equivalence that those of ordinary skills take technical solutions of the utility model by reading the utility model instructions is claim of the present utility model and contains.
Claims (10)
1. receiving coil assembly that is used for magnetic resonance imaging, it comprises the first coil and the second coil at least, described the first coil comprises First body and the first alar part that is connected with the First body, described the second coil comprises the second body and the second alar part that is connected with the second body, and it is characterized in that: the relative distance between the first alar part of described the first coil and the second alar part of the second coil is adjustable.
2. the receiving coil assembly for magnetic resonance imaging as claimed in claim 1, it is characterized in that: described the first alar part and the second alar part parallel.
3. the receiving coil assembly for magnetic resonance imaging as claimed in claim 1 is characterized in that: described receiving coil assembly also comprises for the adjusting mechanism of adjusting distance between the first alar part and the second alar part.
4. the receiving coil assembly for magnetic resonance imaging as claimed in claim 3, it is characterized in that: described adjusting mechanism comprises the first holding parts of fixing the first alar part and the second holding parts of fixing the second alar part, and the adjustable range part of adjusting distance between the first holding parts and the second holding parts.
5. the receiving coil assembly for magnetic resonance imaging as claimed in claim 4, it is characterized in that: described adjustable range part is double-screw bolt, described adjustable range part comprises end and the connecting portion that is connected with the end, described connecting portion is provided with the threaded portion, described the first holding parts and threaded portion threaded engagement, described the second holding parts is provided with the through hole that passes through for the threaded portion, and the second holding parts is immobilizated between the first holding parts and end.
6. the receiving coil assembly for magnetic resonance imaging as described in claim 3 to 5 any one, it is characterized in that: described the first holding parts is provided with the first holding slot of fixing the first alar part, described the second holding parts is provided with the second holding slot of fixing the second alar part, and described the first alar part and the second alar part are retained on respectively in the first holding slot and the second holding slot with hot melt adhesive.
7. the receiving coil assembly for magnetic resonance imaging as described in claim 3 to 5 any one, it is characterized in that: described the first holding parts is provided with the first holding slot of fixing the first alar part, described the second holding parts is provided with the second holding slot of fixing the second alar part, described the first alar part and the second alar part are flexible wires, and described the first alar part and the second alar part are wrapped in respectively in the first holding slot and the second holding slot.
8. the receiving coil assembly for magnetic resonance imaging as claimed in claim 1 or 2, it is characterized in that: the distance between described First body and the second body is constant.
9. the receiving coil assembly for magnetic resonance imaging as claimed in claim 5, it is characterized in that: the top of described threaded portion is provided with fluting.
10. the receiving coil assembly for magnetic resonance imaging as claimed in claim 1 or 2 is characterized in that: the setting of staggering of described First body and the second body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320216234 CN203275623U (en) | 2013-04-25 | 2013-04-25 | Receiving coil assembly for magnetic resonance imaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320216234 CN203275623U (en) | 2013-04-25 | 2013-04-25 | Receiving coil assembly for magnetic resonance imaging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203275623U true CN203275623U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320216234 Expired - Lifetime CN203275623U (en) | 2013-04-25 | 2013-04-25 | Receiving coil assembly for magnetic resonance imaging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203275623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106814336A (en) * | 2015-11-27 | 2017-06-09 | 上海联影医疗科技有限公司 | A kind of radio frequency coil assemblies for magnetic resonance imaging |
-
2013
- 2013-04-25 CN CN 201320216234 patent/CN203275623U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106814336A (en) * | 2015-11-27 | 2017-06-09 | 上海联影医疗科技有限公司 | A kind of radio frequency coil assemblies for magnetic resonance imaging |
| CN106814336B (en) * | 2015-11-27 | 2020-06-26 | 上海联影医疗科技有限公司 | Radio frequency coil assembly for magnetic resonance imaging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201815 Shanghai City, Jiading District Jiading Industrial Zone No. 1180 Building 8 Hing Road Patentee after: Shanghai Lianying Medical Technology Co.,Ltd. Address before: 201815 Shanghai City, Jiading District Jiading Industrial Zone No. 1180 Building 8 Hing Road Patentee before: SHANGHAI UNITED IMAGING HEALTHCARE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |