JPS6237753U - - Google Patents
Info
- Publication number
- JPS6237753U JPS6237753U JP12850685U JP12850685U JPS6237753U JP S6237753 U JPS6237753 U JP S6237753U JP 12850685 U JP12850685 U JP 12850685U JP 12850685 U JP12850685 U JP 12850685U JP S6237753 U JPS6237753 U JP S6237753U
- Authority
- JP
- Japan
- Prior art keywords
- integrator
- resonance imaging
- magnetic
- detection coil
- output
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 2
- 238000002595 magnetic resonance imaging Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Description
第１図は本考案のマグネチツク・レゾナンス・
イメージング装置における磁場波形観測回路の１
実施例を説明するための図、第２図は従来のマグ
ネチツク・レゾナンス・イメージング装置におけ
る磁場波形観測を説明するための図である。
１は勾配コイル、２は検出コイル、３は演算増
幅器、４は波形観測器、Ｒ，Ｒ１とＲ２は抵抗、
Ｃはコンデンサ。
Figure 1 shows the magnetic resonance of this invention.
1 of the magnetic field waveform observation circuit in the imaging device
FIG. 2 is a diagram for explaining the embodiment, and FIG. 2 is a diagram for explaining magnetic field waveform observation in a conventional magnetic resonance imaging device. 1 is a gradient coil, 2 is a detection coil, 3 is an operational amplifier, 4 is a waveform observer, R, R 1 and R 2 are resistors,
C is a capacitor.
Claims (1)
の勾配コイルによる勾配軸に対してカツプリング
した検出コイル、該検出コイルの出力を積分する
積分器、及び該積分器の出力波形を観測する波形
観測器を備えたことを特徴とするマグネチツク・
レゾナンス・イメージング装置における磁場波形
観測回路。 A magnetic resonance imaging device characterized by comprising a detection coil coupled to a gradient axis by a gradient coil, an integrator for integrating the output of the detection coil, and a waveform observation device for observing the output waveform of the integrator. magnetic
Magnetic field waveform observation circuit in resonance imaging equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12850685U JPS6237753U (en) | 1985-08-23 | 1985-08-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12850685U JPS6237753U (en) | 1985-08-23 | 1985-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6237753U true JPS6237753U (en) | 1987-03-06 |
Family
ID=31024237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12850685U Pending JPS6237753U (en) | 1985-08-23 | 1985-08-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6237753U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5356086A (en) * | 1976-11-01 | 1978-05-22 | Hitachi Ltd | Magnetic field controller |
| JPS5998507A (en) * | 1982-11-27 | 1984-06-06 | Jeol Ltd | Electromagnetic device |
| JPS6050441A (en) * | 1983-08-30 | 1985-03-20 | Yokogawa Medical Syst Ltd | Magnetic-field calibrating device in nuclear-magnetic- resonance imaging apparatus |
-
1985
- 1985-08-23 JP JP12850685U patent/JPS6237753U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5356086A (en) * | 1976-11-01 | 1978-05-22 | Hitachi Ltd | Magnetic field controller |
| JPS5998507A (en) * | 1982-11-27 | 1984-06-06 | Jeol Ltd | Electromagnetic device |
| JPS6050441A (en) * | 1983-08-30 | 1985-03-20 | Yokogawa Medical Syst Ltd | Magnetic-field calibrating device in nuclear-magnetic- resonance imaging apparatus |
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