JPS6145902U

JPS6145902U - CT scanner

Info

Publication number: JPS6145902U
Application number: JP13249484U
Authority: JP
Inventors: 正弘斎藤
Original assignee: 株式会社島津製作所
Priority date: 1984-08-30
Filing date: 1984-08-30
Publication date: 1986-03-27

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例の概略的な外観図、第２図
イおよび第２図口は第１図を横方向に断面して上から見
た概略的な断面図、第３図は動作説明のための模式図、
第４図は従来例の動作説明のための模式図である。１・・・ガントリ本体、２，３・・・大径用トンネル部
カバー、４，５・・・小径用トンネル部カバー、２１，
３１，４１，５１・・・蝶番、６・・・トンネル部、７
・・・被写体、８・・・Ｘ線管、９・・・Ｘ線検出器列
。Fig. 1 is a schematic external view of an embodiment of this invention, Fig. 2 A and 2 are schematic cross-sectional views of Fig. 1 taken horizontally and viewed from above, and Fig. 3. is a schematic diagram for explaining the operation,
FIG. 4 is a schematic diagram for explaining the operation of the conventional example. DESCRIPTION OF SYMBOLS 1... Gantry main body, 2, 3... Tunnel part cover for large diameters, 4, 5... Tunnel part cover for small diameters, 21,
31, 41, 51... Hinge, 6... Tunnel part, 7
...Object, 8...X-ray tube, 9...X-ray detector row.

Claims

[Scope of utility model registration request]

The X-ray tube and the X-ray detector array are housed in the gun-IJ,
The X-ray tube and the detector array rotate together around the tunnel part with a tunnel part provided in the gantry sandwiching the X-ray tube and the detector array, and the X-ray tube and the detector array rotate together around the tunnel part. and a detector row can be shifted relative to the tunnel section, and the diameter of the tunnel section can be changed in the CT scanner configured so that the rotation is performed in the shifted state. A CT scanner featuring: