JPH01144853U - - Google Patents
Info
- Publication number
- JPH01144853U JPH01144853U JP4220088U JP4220088U JPH01144853U JP H01144853 U JPH01144853 U JP H01144853U JP 4220088 U JP4220088 U JP 4220088U JP 4220088 U JP4220088 U JP 4220088U JP H01144853 U JPH01144853 U JP H01144853U
- Authority
- JP
- Japan
- Prior art keywords
- axis
- conductor wires
- pairs
- pair
- conductor
- 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.)
- Pending
Links
- 239000004020 conductor Substances 0.000 claims 6
- 238000001514 detection method Methods 0.000 claims 1
- 230000005284 excitation Effects 0.000 claims 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Description
第１図はこの考案による核磁気共鳴用のクワド
ラチヤー型コイルの一例を示す斜視図、第２図は
第１図に示したコイルの発生磁力線分布の実験的
結果を示す模式図である。
FIG. 1 is a perspective view showing an example of a quadrature coil for nuclear magnetic resonance according to this invention, and FIG. 2 is a schematic diagram showing experimental results of the distribution of lines of magnetic force generated by the coil shown in FIG. 1.
Claims (1)
ワドラチヤー型コイルであつて、 同一軸線を有し、その軸線に対して垂直な平面
に関して対称に配置された一対の環状導体と、 前記軸線に関して平行に配置され、各両端が前
記環状導体に対して容量的に結合された四対の導
体線とからなり、 それら四対の導体線は、前記軸線の周囲に順次
ほぼ９０°回転されて位置され、かつ前記四対の
導体線の各対は、前記軸線のまわりに互いに４０
°〜７０°の角度をなす２本の導体線からなるこ
とを特徴とする、クワドラチヤー型コイル。[Claims for Utility Model Registration] A quadrature coil used for excitation or detection of magnetic resonance phenomena, comprising a pair of annular conductors having the same axis and arranged symmetrically with respect to a plane perpendicular to the axis. , consisting of four pairs of conductor wires arranged parallel to the axis and capacitively coupled at both ends to the annular conductor, the four pairs of conductor wires sequentially extending approximately 90° around the axis. are rotated and positioned, and each pair of said four pairs of conductor wires are 40 degrees apart from each other about said axis.
A quadrature coil characterized by consisting of two conductor wires forming an angle of 70 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4220088U JPH01144853U (en) | 1988-03-30 | 1988-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4220088U JPH01144853U (en) | 1988-03-30 | 1988-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01144853U true JPH01144853U (en) | 1989-10-04 |
Family
ID=31268619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4220088U Pending JPH01144853U (en) | 1988-03-30 | 1988-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01144853U (en) |
-
1988
- 1988-03-30 JP JP4220088U patent/JPH01144853U/ja active Pending
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