JP3873968B2 - 内視鏡装置のオーバーチューブ - Google Patents
内視鏡装置のオーバーチューブ Download PDFInfo
- Publication number
- JP3873968B2 JP3873968B2 JP2003416845A JP2003416845A JP3873968B2 JP 3873968 B2 JP3873968 B2 JP 3873968B2 JP 2003416845 A JP2003416845 A JP 2003416845A JP 2003416845 A JP2003416845 A JP 2003416845A JP 3873968 B2 JP3873968 B2 JP 3873968B2
- Authority
- JP
- Japan
- Prior art keywords
- balloon
- tube
- air supply
- overtube
- 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 68
- 230000037431 insertion Effects 0.000 claims description 68
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 210000001035 gastrointestinal tract Anatomy 0.000 description 14
- 238000005452 bending Methods 0.000 description 7
- 230000008602 contraction Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 210000001198 duodenum Anatomy 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Description
Claims (2)
- 内視鏡の挿入部先端が挿入されて挿入部先端外周に取り付けられる第1バルーンと、先端外周部に第2バルーンが取り付けられるとともに前記内視鏡の挿入部が挿通されて該挿入部の挿入時のガイドとなるオーバーチューブとからなり、
前記第1バルーンと前記オーバーチューブの先端とは、伸縮部材を介して連結され、
前記伸縮部材は送気チューブであり、該送気チューブは、前記オーバーチューブの先端に形成された送気口に連結され、
前記送気チューブは、螺旋状に形成されていることを特徴とする内視鏡装置のオーバーチューブ。 - 前記送気チューブは、前記オーバーチューブの前記送気口に着脱自在に連結され、前記第1バルーンが前記オーバーチューブに対して着脱自在に構成されていることを特徴とする請求項1に記載の内視鏡装置のオーバーチューブ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003416845A JP3873968B2 (ja) | 2003-12-15 | 2003-12-15 | 内視鏡装置のオーバーチューブ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003416845A JP3873968B2 (ja) | 2003-12-15 | 2003-12-15 | 内視鏡装置のオーバーチューブ |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006183745A Division JP4348713B2 (ja) | 2006-07-03 | 2006-07-03 | ダブルバルーン式内視鏡装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005168990A JP2005168990A (ja) | 2005-06-30 |
JP3873968B2 true JP3873968B2 (ja) | 2007-01-31 |
Family
ID=34735936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003416845A Expired - Lifetime JP3873968B2 (ja) | 2003-12-15 | 2003-12-15 | 内視鏡装置のオーバーチューブ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3873968B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2007052474A1 (ja) * | 2005-10-31 | 2009-04-30 | 国立大学法人 東京医科歯科大学 | ガイドチューブ |
US20080249358A1 (en) * | 2007-04-04 | 2008-10-09 | Olympus Medical Systems Corporation | Therapeutic method and therapeutic system that use overtube with balloons |
JP2010142422A (ja) | 2008-12-18 | 2010-07-01 | Fujifilm Corp | 光プローブ及び光観察装置 |
JP2010142496A (ja) * | 2008-12-19 | 2010-07-01 | Fujifilm Corp | 光プローブ用オーバーチューブ |
JP5481234B2 (ja) * | 2010-03-08 | 2014-04-23 | Hoya株式会社 | 内視鏡用挿入補助具 |
JP5665023B2 (ja) * | 2010-04-30 | 2015-02-04 | 国立大学法人鳥取大学 | ダブルバルーン式内視鏡装置 |
WO2022208755A1 (ja) * | 2021-03-31 | 2022-10-06 | オリンパス株式会社 | 内視鏡用オーバーチューブ |
CN114081421A (zh) * | 2021-11-19 | 2022-02-25 | 湖南省华芯医疗器械有限公司 | 一种插入部、内窥镜及驱动方法 |
-
2003
- 2003-12-15 JP JP2003416845A patent/JP3873968B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005168990A (ja) | 2005-06-30 |
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