JPH045801U

JPH045801U -

Info

Publication number: JPH045801U
Application number: JP4712490U
Authority: JP
Priority date: 1990-05-02
Filing date: 1990-05-02
Publication date: 1992-01-20

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示すもので、第１図は
本考案内視鏡用湾曲部装置を利用した内視鏡の斜
視図、第２図は第１図のＡ−Ａ線に於ける部分拡
大断面図、第３図は湾曲部を湾曲させた場合の湾
曲部の係合状態を示す部分拡大断面図、第４図は
係合用突起付湾曲部ユニツト部材の斜視図、第５
図は係合孔付湾曲部ユニツト部材の斜視図、第６
図は係合部の内側から見た拡大分解斜視図である
。１……湾曲部、２……先端部、３……係合孔付
湾曲部ユニツト部材、３１……係合部、３２……
係合孔、３３……スリツト、４……係合用突起付
湾曲部ユニツト部材、４１……係合部、４２……
立上り部、４３……部分切欠円板部、４４……打
抜部、５……湾曲操作ワイヤー、６……ワイヤー
ガイド、７……可撓管、８……握り部、９……処
理具挿通孔、１０……湾曲操作ノブ、１１……ラ
イトガイド、１２……切換ノブ、１３……接眼部
、１４……内視鏡、Ｂ……係合用突起。 The drawings show an embodiment of the present invention. Fig. 1 is a perspective view of an endoscope using the bending section device for an endoscope of the present invention, and Fig. 2 is a view taken along line A-A in Fig. 1. FIG. 3 is a partially enlarged sectional view showing the engagement state of the curved portion when the curved portion is curved; FIG. 4 is a perspective view of the curved portion unit member with an engaging protrusion;
The figure is a perspective view of a curved part unit member with an engaging hole.
The figure is an enlarged exploded perspective view of the engaging portion seen from inside. DESCRIPTION OF SYMBOLS 1... Curved part, 2... Tip part, 3... Curved part unit member with engagement hole, 31... Engagement part, 32...
Engagement hole, 33... slit, 4... curved unit member with engagement protrusion, 41... engaging portion, 42...
Rising part, 43...Partially cutout disc part, 44...Punching part, 5...Bending operation wire, 6...Wire guide, 7...Flexible tube, 8...Grip part, 9...Processing tool Insertion hole, 10... Curving operation knob, 11... Light guide, 12... Switching knob, 13... Eyepiece, 14... Endoscope, B... Engagement projection.

Claims

[Claims for Utility Model Registration] (1) A curved unit member with an engagement hole, which is formed in a ring shape and has an engagement hole in the opposing engagement portions that extend in the vertical direction; In an endoscope bending part device in which a bending part unit member with an engagement protrusion having an engagement protrusion is alternately connected to an engagement part extending in the vertical direction to form a bending part, An engaging protrusion is formed integrally with the engaging part by press working or the like on the opposing engaging part extending in the vertical direction of the curved part unit member with protrusion, and the engaging protrusion protrudes and engages. 1. A bending part device for an endoscope, characterized in that it is configured to fit into an engagement hole provided in an engaging part extending in the vertical direction facing each other of a bending part unit member with a hole. (2) A slit is provided on each side in the opposite direction of the engaging hole provided in the opposing vertically extending engaging portion of the curved portion unit member with an engaging hole, and the slit is The bending part device for an endoscope according to claim 1, which is a utility model, and is configured such that the engaging protrusion is fitted into the engaging hole through the engaging hole. (3) A utility model characterized in that the engagement protrusion consists of a rising part and a partially cut-out disk part connected at the upper part of the rising part, and the rising part is provided with punching parts intermittently. An endoscope bending section device according to registered claim (1).