JP3772166B2 - 内視鏡のフード装置 - Google Patents
内視鏡のフード装置 Download PDFInfo
- Publication number
- JP3772166B2 JP3772166B2 JP2003286092A JP2003286092A JP3772166B2 JP 3772166 B2 JP3772166 B2 JP 3772166B2 JP 2003286092 A JP2003286092 A JP 2003286092A JP 2003286092 A JP2003286092 A JP 2003286092A JP 3772166 B2 JP3772166 B2 JP 3772166B2
- Authority
- JP
- Japan
- Prior art keywords
- hood
- endoscope
- distal end
- insertion portion
- endoscope insertion
- 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 - Fee Related
Links
- 238000003780 insertion Methods 0.000 claims description 76
- 230000037431 insertion Effects 0.000 claims description 76
- 230000000007 visual effect Effects 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 238000005286 illumination Methods 0.000 description 11
- 230000006378 damage Effects 0.000 description 10
- 239000000835 fiber Substances 0.000 description 10
- 238000005452 bending Methods 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 9
- 238000011282 treatment Methods 0.000 description 9
- 238000005192 partition Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 229920006311 Urethane elastomer Polymers 0.000 description 2
- 229920000800 acrylic rubber Polymers 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 210000004400 mucous membrane Anatomy 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- 239000004636 vulcanized rubber Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Images
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Description
以上詳述した本発明の実施形態によれば、以下のごとき構成を得ることができる。
前記内視鏡挿入部の先端に設けられ、前記内視鏡挿入部の先端から観察視野方向に突出させた、軟性部材を用いて略円筒形状に形成されたフード部と、
このフード部の一部、もしくは全周に渡って設けられた弾性変形部と
を具備したことを特徴とする内視鏡のフード装置。
2…固定部
3…フード部
4…仕切壁
5…内壁
6…先端面
7…観察光学系入射開口
8…照明光学系出射開口
9…送気送水ノズル
10…鉗子チャンネル開口部
11…内視鏡挿入部
12…先端部
13…イメージファイババンドル
14…ライトガイドファイババンドル
15…送気送水管路
代理人 弁理士 伊 藤 進
Claims (1)
- 管腔内に挿入される内視鏡挿入部の先端保護カバーと、被写体との最接近距離を確保するためのフードからなる内視鏡フード装置において、
前記内視鏡挿入部の先端に設けられ、前記内視鏡挿入部の先挿入部の先端に設けられ、前記内視鏡挿入部の先端から観察視野方向に突出させた、軟性部材を用いて略円筒状に形成されたフード部と、前記フード部の前端面と前記内視鏡挿入部の先端部との間であって、前記フード部の内外壁面のいずれかに全周に渡って設けられた薄肉部で形成された弾性変形部と、を具備したことを特徴とする。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003286092A JP3772166B2 (ja) | 2003-08-04 | 2003-08-04 | 内視鏡のフード装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003286092A JP3772166B2 (ja) | 2003-08-04 | 2003-08-04 | 内視鏡のフード装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005052359A JP2005052359A (ja) | 2005-03-03 |
| JP3772166B2 true JP3772166B2 (ja) | 2006-05-10 |
Family
ID=34365514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003286092A Expired - Fee Related JP3772166B2 (ja) | 2003-08-04 | 2003-08-04 | 内視鏡のフード装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3772166B2 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JP5097583B2 (ja) * | 2008-03-14 | 2012-12-12 | Hoya株式会社 | 内視鏡用フード |
| CN107072495B (zh) * | 2015-06-02 | 2018-11-09 | 奥林巴斯株式会社 | 内窥镜 |
| JP6849567B2 (ja) | 2017-09-28 | 2021-03-24 | 富士フイルム株式会社 | 内視鏡 |
| JP2021182947A (ja) | 2018-06-01 | 2021-12-02 | オリンパス株式会社 | 先端フード |
-
2003
- 2003-08-04 JP JP2003286092A patent/JP3772166B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005052359A (ja) | 2005-03-03 |
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