JP4476012B2 - 内視鏡の処置具起上装置 - Google Patents
内視鏡の処置具起上装置 Download PDFInfo
- Publication number
- JP4476012B2 JP4476012B2 JP2004132288A JP2004132288A JP4476012B2 JP 4476012 B2 JP4476012 B2 JP 4476012B2 JP 2004132288 A JP2004132288 A JP 2004132288A JP 2004132288 A JP2004132288 A JP 2004132288A JP 4476012 B2 JP4476012 B2 JP 4476012B2
- Authority
- JP
- Japan
- Prior art keywords
- treatment instrument
- guide coil
- wire
- raising
- 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.)
- Expired - Lifetime
Links
- 238000003780 insertion Methods 0.000 claims description 32
- 230000037431 insertion Effects 0.000 claims description 32
- 238000005452 bending Methods 0.000 claims description 27
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
図2は内視鏡の処置具起上装置の全体構成を示しており、可撓管によって外装された可撓性の挿入部1の先端付近には、多数の節輪をリベットで傾動自在に連結した骨組み構成の湾曲部1aが形成されている。
1a 湾曲部
2 先端部本体(挿入部の最先端部分)
3 処置具起上片
4 操作部
7 起上片駆動アーム
9 処置具挿通チャンネル
11 起上片操作ワイヤ
12 ガイドコイル
12A 湾曲部内に配置されている素線径の細い部分
12B 湾曲部外に配置されている素線径の太い部分
12C 連結筒体
100 処置具
100a 先端部分
Claims (1)
- 可撓性の挿入部の先端付近に、上記挿入部の基端側からの遠隔操作によって屈曲する湾曲部が形成されて、処置具類の突出方向を変えるための処置具起上片が上記挿入部の最先端部分に可動に配置され、上記処置具起上片を駆動するために上記挿入部の基端側から遠隔的に進退操作される起上片操作ワイヤが、上記挿入部内に全長にわたって挿通配置された密着巻きコイルからなるガイドコイル内に軸線方向に進退自在に挿通配置された内視鏡の処置具起上装置において、
上記ガイドコイルの素線径を上記湾曲部の後端位置で変化させて、上記湾曲部外に配置されている部分の全領域の上記ガイドコイルの素線径を、上記湾曲部内に配置されている部分の全領域の上記ガイドコイルの素線径に比べて太く形成したことを特徴とする内視鏡の処置具起上装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004132288A JP4476012B2 (ja) | 2004-04-28 | 2004-04-28 | 内視鏡の処置具起上装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004132288A JP4476012B2 (ja) | 2004-04-28 | 2004-04-28 | 内視鏡の処置具起上装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005312564A JP2005312564A (ja) | 2005-11-10 |
| JP4476012B2 true JP4476012B2 (ja) | 2010-06-09 |
Family
ID=35440642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004132288A Expired - Lifetime JP4476012B2 (ja) | 2004-04-28 | 2004-04-28 | 内視鏡の処置具起上装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4476012B2 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5797363B1 (ja) * | 2014-06-06 | 2015-10-21 | オリンパス株式会社 | 内視鏡に用いられるコイル構造、このコイル構造を備えた内視鏡および処置具 |
| EP2984981A4 (en) * | 2014-06-06 | 2017-02-08 | Olympus Corporation | Coil structure used for endoscope, and endoscope and treatment instrument each comprising said coil structure |
-
2004
- 2004-04-28 JP JP2004132288A patent/JP4476012B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005312564A (ja) | 2005-11-10 |
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