JPS6274803U - - Google Patents
Info
- Publication number
- JPS6274803U JPS6274803U JP16569985U JP16569985U JPS6274803U JP S6274803 U JPS6274803 U JP S6274803U JP 16569985 U JP16569985 U JP 16569985U JP 16569985 U JP16569985 U JP 16569985U JP S6274803 U JPS6274803 U JP S6274803U
- Authority
- JP
- Japan
- Prior art keywords
- fluid pressure
- main body
- cylinder
- piston rod
- operation main
- 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
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図〜第３図はこの考案の一実施例を示すも
のであり、第１図は内視鏡の部分断面図、第２図
は要部拡大斜視図、第３図は回動体とシヤフトの
組み付け部の拡大断面図である。又、第４〜６図
はそれぞれ他の実施例の第２図相当斜視図、概略
断面図である。
１…内視鏡、２…操作本体、３…挿入部、４…
湾曲部、８，８′…操作部材、１１，１１′…回
動体、１３，１３１，１３２…操作ワイヤ、１５
，１５′，１５１，１５２…エアシリンダ（流体
圧シリンダ）、１６，１６′，１６１，１６２…
シリンダ部、１７，１７′，１７１，１７２…ピ
ストンロツド、１８，１８′，１８１，１８２…
ピストン、１９，１９１ｂ，１９２ｂ…シリンダ
室、２１，２１１，２１２…流体通路、２１ａ，
２１１ａ，２１２ａ…流体通路の一端、２１，２
１１ｂ，２１２ｂ…弁口、２５，２５１，２５２
…弁体、２８…流体圧力源。
Figures 1 to 3 show an embodiment of this invention; Figure 1 is a partial sectional view of the endoscope, Figure 2 is an enlarged perspective view of the main parts, and Figure 3 is a rotating body and shaft. FIG. 4 to 6 are perspective views and schematic sectional views corresponding to FIG. 2 of other embodiments, respectively. 1... Endoscope, 2... Operation main body, 3... Insertion section, 4...
Curved portion, 8, 8'... Operating member, 11, 11'... Rotating body, 13, 131, 132... Operating wire, 15
, 15', 151, 152...Air cylinder (fluid pressure cylinder), 16, 16', 161, 162...
Cylinder part, 17, 17', 171, 172... Piston rod, 18, 18', 181, 182...
Piston, 19, 191b, 192b...Cylinder chamber, 21, 211, 212...Fluid passage, 21a,
211a, 212a... One end of the fluid passage, 21, 2
11b, 212b...Valve port, 25, 251, 252
...valve body, 28...fluid pressure source.
Claims (1)
先部に湾曲部が形成され、操作本体内に支持され
た回動体が、操作本体の外に配置された操作部材
に連携されるとともに操作ワイヤを介して湾曲部
に連繋され、上記操作部材の操作により湾曲部が
湾曲される内視鏡において、上記操作本体にシリ
ンダ部とピストンとピストンロツドから構成され
る流体圧シリンダが設けられ、ピストンロツドは
操作ワイヤに連繋されるとともにピストンロツド
の長手方向に沿う流体通路を有し、この通路の一
端は流体圧力源に接続された流体圧シリンダのシ
リンダ室に接続され、通路の他端は上記シリンダ
部の外部に於いて開口されて弁口となり、この弁
口が操作部材に連繋された弁体により開閉自在に
されていることを特徴とする内視鏡。 An insertion portion extends from the operation main body, a curved portion is formed at the tip of the insertion portion, and a rotating body supported within the operation main body is linked to an operation member disposed outside the operation main body and is operated. In an endoscope that is connected to a bending section via a wire and whose bending section is bent by operating the operation member, the operation main body is provided with a fluid pressure cylinder composed of a cylinder section, a piston, and a piston rod, and the piston rod is It has a fluid passage connected to the operating wire and extending along the longitudinal direction of the piston rod, one end of which is connected to a cylinder chamber of a fluid pressure cylinder connected to a fluid pressure source, and the other end of the passage is connected to a cylinder chamber of a fluid pressure cylinder connected to a fluid pressure source. 1. An endoscope, characterized in that the valve port is opened externally and is opened and closed by a valve body connected to an operating member.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16569985U JPH0242248Y2 (en) | 1985-10-30 | 1985-10-30 | |
| US06/922,020 US4721099A (en) | 1985-10-30 | 1986-10-22 | Operating mechanism for bendable section of endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16569985U JPH0242248Y2 (en) | 1985-10-30 | 1985-10-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6274803U true JPS6274803U (en) | 1987-05-13 |
| JPH0242248Y2 JPH0242248Y2 (en) | 1990-11-09 |
Family
ID=31095971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16569985U Expired JPH0242248Y2 (en) | 1985-10-30 | 1985-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242248Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012117865A1 (en) * | 2011-02-28 | 2012-09-07 | オリンパスメディカルシステムズ株式会社 | Medical device provided with bowing section |
| WO2015068468A1 (en) * | 2013-11-07 | 2015-05-14 | オリンパスメディカルシステムズ株式会社 | Endoscope |
-
1985
- 1985-10-30 JP JP16569985U patent/JPH0242248Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012117865A1 (en) * | 2011-02-28 | 2012-09-07 | オリンパスメディカルシステムズ株式会社 | Medical device provided with bowing section |
| WO2015068468A1 (en) * | 2013-11-07 | 2015-05-14 | オリンパスメディカルシステムズ株式会社 | Endoscope |
| US9743827B2 (en) | 2013-11-07 | 2017-08-29 | Olympus Corporation | Endoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242248Y2 (en) | 1990-11-09 |
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