JPS58105301U - Endoscope external guideway device - Google Patents

Abstract

Translated fromJapanese

(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

Translated fromJapanese

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の実施例を示し、第１図は本考案を直視型
内視鏡に応用した場合を示す正面図、第２図は第１図の
先端部縦断面図、第３図は先端側固定具と規制部材とを
示す横断面図、第４図は中間固定具を示す斜視図、第５
図は本考案を側視型−内視鏡に応用した場合を示す先端
部縦断面図、第６図は第５図の先端側固定具と規制部材
とを示す斜視図、第７図は第６図のＡ−Ａ線断面図、第
８図は本考案を斜視型内視鏡に応用した場合を示す先端
部縦断面図である。１・・・内視鏡、３・・・内視鏡挿入部、１４・・・鉗
子誘導路、１７・・・手元側固定具、１８・・・中間固
定具、１９・・・先端側固定具、２３・・・鉗子、２５
・・・規制部材、２５ａ・・・鉗子挿通孔、Ｓ・・・視
野。The drawings show an embodiment of the present invention; Fig. 1 is a front view showing the application of the present invention to a direct-viewing endoscope; Fig. 2 is a longitudinal cross-sectional view of the distal end of Fig. 1; and Fig. 3 is a longitudinal cross-sectional view of the distal end of Fig. 1. FIG. 4 is a cross-sectional view showing the side fixture and the regulating member, FIG. 4 is a perspective view showing the intermediate fixture, and FIG.
The figure is a longitudinal sectional view of the distal end showing the case where the present invention is applied to a side-viewing endoscope, FIG. 6 is a perspective view showing the distal end fixing device and the regulating member of FIG. FIG. 6 is a sectional view taken along the line A-A in FIG. 6, and FIG. 8 is a longitudinal sectional view of the distal end showing the case where the present invention is applied to a perspective endoscope. DESCRIPTION OF SYMBOLS 1... Endoscope, 3... Endoscope insertion part, 14... Forceps guideway, 17... Proximal fixing device, 18... Intermediate fixing device, 19... Distal side fixing Tools, 23...forceps, 25
...Restriction member, 25a...forceps insertion hole, S...field of view.

Claims (4)

Translated fromJapanese

【実用新案登録請求の範囲】[Scope of utility model registration request]（１）内視鏡挿入部の軸方向外周に、複数の固定具によ
って鉗子誘導路を併設し、この鉗子誘導路内に鉗子を挿
抜自在に挿通するようにした内視鏡の外部誘導路装置に
おいて、上記鉗子誘導路の先端側に、鉗子の突出方向を
内視鏡の視野内へ向けるよう内視鏡の視野内を指向する
鉗子挿通孔が形成されている規制部材を位置させたこと
を特徴とする内視鏡の外部誘導路装置。(1) An endoscope external guideway device in which a forceps guideway is provided on the axial outer periphery of the endoscope insertion portion using a plurality of fixing devices, and forceps can be freely inserted and removed through the forceps guideway. In the above, a regulating member having a forceps insertion hole oriented within the field of view of the endoscope is positioned on the distal end side of the forceps guide path so that the protruding direction of the forceps is directed into the field of view of the endoscope. Characteristics of the external guideway device for endoscopes.（２）規制部材は、前記鉗子誘導路を内視鏡挿入部に併
設子る固定具のうち最先端の固定具に対し着脱自在に設
けたことを特徴とする実用新案登録請求の範囲第１項に
記載の内視鏡の外部誘導路装置。(2) Utility model registration claim 1, characterized in that the regulating member is provided such that the forceps guiding path is detachably attached to the most advanced fixing device among the fixing devices attached to the endoscope insertion section. An external guideway device for an endoscope as described in .（３）　　規制部材は、先端に位置する固定具と一体に
形成したことを特徴とする実用新案登録請求の範囲第１
項に記載の内視鏡の外部誘導路装置。(3) Utility model registration claim 1, characterized in that the regulating member is formed integrally with a fixture located at the tip.
An external guideway device for an endoscope as described in .（４）規制部材は、前記外部誘導路を内視鏡挿入部に併
設する固定具とは別体に設けられて単独で内視鏡挿入部
に保持されるよう構成したことを特徴とする実用新案登
録請求の範囲第１項に記載の内視鏡の外部誘導路装置。(4) Practical use characterized in that the regulating member is configured to be provided separately from a fixing device attached to the endoscope insertion portion and to be held independently in the endoscope insertion portion. An external guideway device for an endoscope according to claim 1.