JPH0187702U - - Google Patents
Info
- Publication number
- JPH0187702U JPH0187702U JP18343587U JP18343587U JPH0187702U JP H0187702 U JPH0187702 U JP H0187702U JP 18343587 U JP18343587 U JP 18343587U JP 18343587 U JP18343587 U JP 18343587U JP H0187702 U JPH0187702 U JP H0187702U
- Authority
- JP
- Japan
- Prior art keywords
- curved portion
- optical fiber
- distal end
- endoscope according
- endoscope
- 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.)
- Granted
Links
- 239000013307 optical fiber Substances 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本考案の一実施例の湾曲部の正面断面
図（第２図における―線切断面図）、第２図
は同実施例の挿入部先端付近の側面断面略示図、
第３図は同実施例の挿入部先端の正面図である。
１……湾曲部、２……先端部本体、３ｂ……鉗
子チヤンネル、４ｂ，５ｂ……ライトガイド光学
繊維束、６ｂ……イメージガイド光学繊維束、７
……伸縮チユーブ、１１……節輪、１４……操作
ワイヤ。
FIG. 1 is a front cross-sectional view of a curved portion of an embodiment of the present invention (cross-sectional view taken along the line - in FIG. 2), FIG. 2 is a schematic side cross-sectional view of the vicinity of the tip of the insertion portion of the same embodiment,
FIG. 3 is a front view of the distal end of the insertion portion of the same embodiment. 1... Curved portion, 2... Tip body, 3b... Forceps channel, 4b, 5b... Light guide optical fiber bundle, 6b... Image guide optical fiber bundle, 7
... telescopic tube, 11 ... joint ring, 14 ... operation wire.
Claims (1)
自在な湾曲部を形成してその先端に先端部本体を
連結すると共に、少なくとも１本の光学繊維束と
鉗子チヤンネルとを含む内蔵物を上記湾曲部内に
挿通して、それら各内蔵物の端部を上記先端部本
体に固着した内視鏡において、上記光学繊維束と
上記鉗子チヤンネルとを伸縮性のある伸縮チユー
ブにより一体に締め付けて湾曲部内に挿通したこ
とを特徴とする内視鏡。 (2) 上記伸縮チユーブが、上記湾曲部の前端部
付近から上記湾曲部の途中まで設けられている実
用新案登録請求の範囲第１項記載の内視鏡。 (3) 上記伸縮チユーブが、上記湾曲部内の全長
にわたつて設けられている実用新案登録請求の範
囲第１項記載の内視鏡。 (4) 上記光学繊維束が複数本設けられている実
用新案登録請求の範囲第１項ないし第３項のいず
れかの項に記載の内視鏡。 (5) 上記光学繊維束のうちの少なくとも１本が
上記伸縮チユーブ内において方向を変えて配列さ
れ、上記湾曲部内において上記鉗子チヤンネルの
逆側に挿通されている実用新案登録請求の範囲第
１項ないし第４項のいずれかの項に記載の内視鏡
。[Claims for Utility Model Registration] (1) A bendable curved portion is formed at the distal end of the insertion section by remote control, and the distal end body is connected to the distal end, and at least one optical fiber bundle and forceps are formed. In the endoscope, built-in objects including a channel are inserted into the curved part, and the ends of the built-in objects are fixed to the distal end body, and the optical fiber bundle and the forceps channel are elastically stretched. An endoscope characterized by being integrally tightened with a tube and inserted into a curved part. (2) The endoscope according to claim 1, wherein the telescoping tube is provided from near the front end of the curved portion to halfway up the curved portion. (3) The endoscope according to claim 1, wherein the telescoping tube is provided over the entire length of the curved portion. (4) The endoscope according to any one of claims 1 to 3, which is provided with a plurality of the optical fiber bundles. (5) At least one of the optical fiber bundles is arranged in a different direction within the telescoping tube and is inserted into the curved portion on the opposite side of the forceps channel. The endoscope according to any one of 4 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183435U JPH0432082Y2 (en) | 1987-12-01 | 1987-12-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183435U JPH0432082Y2 (en) | 1987-12-01 | 1987-12-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0187702U true JPH0187702U (en) | 1989-06-09 |
| JPH0432082Y2 JPH0432082Y2 (en) | 1992-07-31 |
Family
ID=31474857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987183435U Expired JPH0432082Y2 (en) | 1987-12-01 | 1987-12-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0432082Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016035393A1 (en) * | 2014-09-01 | 2016-03-10 | オリンパス株式会社 | Endoscope |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5320954U (en) * | 1976-07-30 | 1978-02-22 |
-
1987
- 1987-12-01 JP JP1987183435U patent/JPH0432082Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5320954U (en) * | 1976-07-30 | 1978-02-22 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016035393A1 (en) * | 2014-09-01 | 2016-03-10 | オリンパス株式会社 | Endoscope |
| JP5942062B1 (en) * | 2014-09-01 | 2016-06-29 | オリンパス株式会社 | Endoscope |
| US9737200B2 (en) | 2014-09-01 | 2017-08-22 | Olympus Corporation | Endoscope having a bending portion with intersecting signal line and wire conduit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0432082Y2 (en) | 1992-07-31 |
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