JP3888359B2 - 内視鏡装置 - Google Patents
内視鏡装置 Download PDFInfo
- Publication number
- JP3888359B2 JP3888359B2 JP2004096454A JP2004096454A JP3888359B2 JP 3888359 B2 JP3888359 B2 JP 3888359B2 JP 2004096454 A JP2004096454 A JP 2004096454A JP 2004096454 A JP2004096454 A JP 2004096454A JP 3888359 B2 JP3888359 B2 JP 3888359B2
- Authority
- JP
- Japan
- Prior art keywords
- balloon
- intestinal tract
- overtube
- air
- insertion portion
- 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 57
- 230000037431 insertion Effects 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 9
- 210000001035 gastrointestinal tract Anatomy 0.000 description 55
- 238000005452 bending Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000012840 feeding operation Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 210000000813 small intestine Anatomy 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 238000007664 blowing Methods 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
- 210000001198 duodenum Anatomy 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 210000001630 jejunum Anatomy 0.000 description 1
- 210000002429 large intestine Anatomy 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
Images
Landscapes
- Endoscopes (AREA)
Description
Claims (7)
- 挿入部の先端部に第1バルーンが装着された内視鏡と、前記挿入部に被せられ、前記挿入部の挿入をガイドするとともに、先端部に第2バルーンが装着されたオーバーチューブと、を備え、前記第1バルーンまたは前記第2バルーンを膨張させることによって体腔に固定される内視鏡装置において、
前記第2バルーンは前記第1バルーンよりも、膨張した際の前記体腔に対する摩擦抵抗が大きいことを特徴とする内視鏡装置。 - 前記第2バルーンは前記第1バルーンよりも、前記オーバーチューブの径方向の、自然状態での大きさが大きいことを特徴とする請求項1に記載の内視鏡装置。
- 前記第2バルーンは前記第1バルーンよりも、前記体腔に対する摩擦抵抗が大きい材質から成ることを特徴とする請求項1に記載の内視鏡装置。
- 前記第2バルーンは前記第1バルーンよりも、膨張率が大きい材質から成ることを特徴とする請求項1に記載の内視鏡装置。
- 前記第2バルーンは前記第1バルーンよりも、膨張した際の前記体腔に接触する接触面積が大きいことを特徴とする請求項1に記載の内視鏡装置。
- 前記第2バルーンは前記第1バルーンよりも、肉厚が薄いことを特徴とする請求項1に記載の内視鏡装置。
- 前記第2バルーンのエア圧は、26.7hPa以上133.3hPa以下であることを特徴とする請求項1に記載の内視鏡装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004096454A JP3888359B2 (ja) | 2003-05-15 | 2004-03-29 | 内視鏡装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003136824 | 2003-05-15 | ||
JP2004096454A JP3888359B2 (ja) | 2003-05-15 | 2004-03-29 | 内視鏡装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004358222A JP2004358222A (ja) | 2004-12-24 |
JP3888359B2 true JP3888359B2 (ja) | 2007-02-28 |
Family
ID=34067247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004096454A Expired - Lifetime JP3888359B2 (ja) | 2003-05-15 | 2004-03-29 | 内視鏡装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3888359B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2594189A1 (en) | 2011-11-18 | 2013-05-22 | Fujifilm Corporation | Guide assembly for endoscope and endoscope system |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3874296B2 (ja) * | 2004-03-31 | 2007-01-31 | 有限会社エスアールジェイ | バルーン制御装置 |
US10080481B2 (en) | 2005-02-10 | 2018-09-25 | G.I. View Ltd. | Advancement techniques for gastrointestinal tool with guiding element |
WO2006123397A1 (ja) | 2005-05-16 | 2006-11-23 | Olympus Medical Systems Corp. | 内視鏡システム、内視鏡システムの制御プログラム、内視鏡システムの制御方法 |
CN100413459C (zh) * | 2005-07-15 | 2008-08-27 | Srj公司 | 医疗用胶囊的回收、搬送方法以及在其中使用的内窥镜装置 |
JP4776317B2 (ja) | 2005-07-15 | 2011-09-21 | 有限会社エスアールジェイ | 医療用カプセルの保持方法及びそれに用いる内視鏡装置 |
JP5030449B2 (ja) * | 2006-03-29 | 2012-09-19 | オリンパスメディカルシステムズ株式会社 | 内視鏡挿入補助具 |
US7959559B2 (en) | 2006-03-29 | 2011-06-14 | Olympus Medical Systems Corp. | Endoscope insertion assisting device, endoscope apparatus, medical treatment device and endoscope insertion method |
US20080249358A1 (en) * | 2007-04-04 | 2008-10-09 | Olympus Medical Systems Corporation | Therapeutic method and therapeutic system that use overtube with balloons |
-
2004
- 2004-03-29 JP JP2004096454A patent/JP3888359B2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2594189A1 (en) | 2011-11-18 | 2013-05-22 | Fujifilm Corporation | Guide assembly for endoscope and endoscope system |
Also Published As
Publication number | Publication date |
---|---|
JP2004358222A (ja) | 2004-12-24 |
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