JPS61117213U - - Google Patents
Info
- Publication number
- JPS61117213U JPS61117213U JP19831384U JP19831384U JPS61117213U JP S61117213 U JPS61117213 U JP S61117213U JP 19831384 U JP19831384 U JP 19831384U JP 19831384 U JP19831384 U JP 19831384U JP S61117213 U JPS61117213 U JP S61117213U
- Authority
- JP
- Japan
- Prior art keywords
- subject
- pair
- utility
- ferromagnetic material
- model registration
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 4
- 239000003302 ferromagnetic material Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Description
第１図はこの考案の一実施例のコイルの部分の
みを示す模式図、第２図は同実施例の断面図、第
３図は変形例の模式図、第４図は従来例の模式図
、第５図は従来例の問題点を説明するための断面
図である。
１…被検者、２…ベツド、３，４，９…ソレノ
イド型コイル、５，１０…磁気シールド、６…シ
ールド蓋、７…ヨーク、８…被検者挿入用開口。
Fig. 1 is a schematic diagram showing only the coil portion of one embodiment of this invention, Fig. 2 is a sectional view of the same embodiment, Fig. 3 is a schematic diagram of a modified example, and Fig. 4 is a schematic diagram of a conventional example. , FIG. 5 is a sectional view for explaining the problems of the conventional example. 1... Subject, 2... Bed, 3, 4, 9... Solenoid type coil, 5, 10... Magnetic shield, 6... Shield lid, 7... Yoke, 8... Opening for inserting the subject.
Claims (1)
生するよう被検者領域を挟んで配置される１対の
コイルからなるＭＲＩ用マグネツト。 (2) 上記１対のコイルの配列方向両外側にそれ
ぞれ強磁性体よりなる磁気シールド蓋を設けると
ともに、これら両磁気シールド蓋を、少なくとも
被検者挿入用開口を除いて強磁性体よりなるヨー
クで連結したことを特徴とする実用新案登録請求
の範囲第１項記載のＭＲＩ用マグネツト。[Claims for Utility Model Registration] (1) An MRI magnet consisting of a pair of coils placed across the subject's area so as to generate a magnetic field in a direction perpendicular to the subject's body axis. (2) Magnetic shielding lids made of ferromagnetic material are provided on both outer sides of the pair of coils in the arrangement direction, and both magnetic shielding lids are covered with a yoke made of ferromagnetic material, at least except for the opening for inserting the subject. An MRI magnet according to claim 1 of the utility model registration claim, characterized in that the magnets are connected with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19831384U JPS61117213U (en) | 1984-12-31 | 1984-12-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19831384U JPS61117213U (en) | 1984-12-31 | 1984-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61117213U true JPS61117213U (en) | 1986-07-24 |
Family
ID=30757195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19831384U Pending JPS61117213U (en) | 1984-12-31 | 1984-12-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61117213U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129432A (en) * | 1974-09-03 | 1976-03-12 | Toa Gosei Chem Ind | Akurirusanesuteru mataha metakurirusanesuteru no seizohoho |
-
1984
- 1984-12-31 JP JP19831384U patent/JPS61117213U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129432A (en) * | 1974-09-03 | 1976-03-12 | Toa Gosei Chem Ind | Akurirusanesuteru mataha metakurirusanesuteru no seizohoho |