JPH0159103U - - Google Patents
Info
- Publication number
- JPH0159103U JPH0159103U JP15437387U JP15437387U JPH0159103U JP H0159103 U JPH0159103 U JP H0159103U JP 15437387 U JP15437387 U JP 15437387U JP 15437387 U JP15437387 U JP 15437387U JP H0159103 U JPH0159103 U JP H0159103U
- Authority
- JP
- Japan
- Prior art keywords
- endoscope
- rings
- joint
- loosely wound
- elastic coil
- 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
- 238000005452 bending Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は、本考案の第１実施例を示す内視鏡の
要部断面拡大図、第２図、第３図は、上記第１図
の内視鏡における弯曲管部の作動態様をそれぞれ
示す断面拡大図、第４図は、上記第１図中の内視
鏡弯曲管部の縦断面図、第５図は、本考案の第２
実施例の内視鏡弯曲管部に適用される不均一巻コ
イルの側面図、第６図は、本考案の第３実施例の
内視鏡弯曲管部の要部拡大断面図、第７図は、本
考案の適用された内視鏡の一例を示す全体図、第
８図は、従来の内視鏡弯曲管部の縦断面図である
。
１…内視鏡、８…弯曲管部（弯曲管）、１５…
節輪、２３，２３Ａ，３０…疎巻弾性コイル、２
５…操作ワイヤ。
FIG. 1 is an enlarged cross-sectional view of the main parts of an endoscope showing the first embodiment of the present invention, and FIGS. FIG. 4 is a longitudinal sectional view of the curved tube portion of the endoscope in FIG. 1, and FIG.
FIG. 6 is a side view of a non-uniformly wound coil applied to the curved tube portion of an endoscope according to the embodiment; FIG. 8 is a general view showing an example of an endoscope to which the present invention is applied, and FIG. 8 is a longitudinal sectional view of a conventional curved tube portion of an endoscope. 1 ... Endoscope, 8... Curved tube section (curved tube), 15...
Node ring, 23, 23A, 30... Loosely wound elastic coil, 2
5...Operation wire.
Claims (1)
設する節輪同士を、互いに弯曲自在に関着してな
る弯曲管を有する内視鏡において、 隣設する節輪の関着位置に対して略直角位置の
、節輪同士の間隙間に、圧縮状態の疎巻弾性コイ
ルを配設し、同疎巻弾性コイル内に弯曲用の操作
ワイヤを、内視鏡の挿入部先端から弯曲用操作部
まで挿通したことを特徴とする内視鏡。[Scope of Claim for Utility Model Registration] An endoscope having a curved tube in which a plurality of curved joint rings are arranged in the axial direction, and the adjacent joint rings are connected to each other so as to be able to curve freely, A loosely wound elastic coil in a compressed state is arranged in the gap between the adjacent node rings at a position approximately perpendicular to the joint position of the adjacent node rings, and an operating wire for bending is placed inside the same loosely wound elastic coil. An endoscope, characterized in that the endoscope is inserted from the tip of the insertion section to the bending operation section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15437387U JPH0159103U (en) | 1987-10-08 | 1987-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15437387U JPH0159103U (en) | 1987-10-08 | 1987-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0159103U true JPH0159103U (en) | 1989-04-13 |
Family
ID=31431040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15437387U Pending JPH0159103U (en) | 1987-10-08 | 1987-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0159103U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370101U (en) * | 1989-11-14 | 1991-07-12 | ||
| JPH0458933A (en) * | 1990-06-28 | 1992-02-25 | Asahi Optical Co Ltd | Curvature device for endoscope |
| JP2004298446A (en) * | 2003-03-31 | 2004-10-28 | Fuji Photo Optical Co Ltd | Endoscope |
| JP5059231B2 (en) * | 2010-05-18 | 2012-10-24 | オリンパスメディカルシステムズ株式会社 | Medical equipment |
-
1987
- 1987-10-08 JP JP15437387U patent/JPH0159103U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370101U (en) * | 1989-11-14 | 1991-07-12 | ||
| JPH0458933A (en) * | 1990-06-28 | 1992-02-25 | Asahi Optical Co Ltd | Curvature device for endoscope |
| JP2004298446A (en) * | 2003-03-31 | 2004-10-28 | Fuji Photo Optical Co Ltd | Endoscope |
| JP5059231B2 (en) * | 2010-05-18 | 2012-10-24 | オリンパスメディカルシステムズ株式会社 | Medical equipment |
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