JP4495527B2 - 内視鏡 - Google Patents
内視鏡 Download PDFInfo
- Publication number
- JP4495527B2 JP4495527B2 JP2004171722A JP2004171722A JP4495527B2 JP 4495527 B2 JP4495527 B2 JP 4495527B2 JP 2004171722 A JP2004171722 A JP 2004171722A JP 2004171722 A JP2004171722 A JP 2004171722A JP 4495527 B2 JP4495527 B2 JP 4495527B2
- Authority
- JP
- Japan
- Prior art keywords
- wire
- lever
- treatment instrument
- guide hole
- coil spring
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00098—Deflecting means for inserted tools
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Description
2 挿入部
2a 先端部
7 先端部本体
12 処置具
15 処置具起立台
32 レバー
40 ワイヤ
50 ガイド孔
51 チューブ
53 コイルバネ
Claims (2)
- 処置具の方向を変えるための処置具起立台を先端部に備えた内視鏡であって,
前記処置具起立台を操作するためのワイヤを備え,前記ワイヤを進退させることにより,前記処置具起立台の起立角度を調節する構成とし,
前記先端部に,前記ワイヤを挿通させるガイド孔が設けられ,
前記ガイド孔の開口端部に,前記ワイヤを挿通させるチューブの一端部が接続され,
前記チューブの内面に一端部が曲面状に形成されたコイルバネが設けられ,
前記コイルバネの一端部は前記ガイド孔の開口端部に隣接しており,
前記ガイド孔は,前記ワイヤが進退するとき前記ワイヤが前記ガイド孔の内面に接触しないように前記開口端部から前記先端部の内部に向かうに従い径が大きくなるように形成され,
前記ガイド孔の内径は,前記コイルバネの内径より大きく形成され,
前記ワイヤが進退するとき前記ワイヤが前記コイルバネの一端部に接触することを特徴とする,内視鏡。 - 前記処置具起立台と一体的に回転するレバーを備え,前記レバーにワイヤの先端が接続されたことを特徴とする,請求項1に記載の内視鏡。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004171722A JP4495527B2 (ja) | 2004-06-09 | 2004-06-09 | 内視鏡 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004171722A JP4495527B2 (ja) | 2004-06-09 | 2004-06-09 | 内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005348896A JP2005348896A (ja) | 2005-12-22 |
JP4495527B2 true JP4495527B2 (ja) | 2010-07-07 |
Family
ID=35583844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004171722A Expired - Fee Related JP4495527B2 (ja) | 2004-06-09 | 2004-06-09 | 内視鏡 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4495527B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6307464B2 (ja) * | 2015-03-20 | 2018-04-04 | 富士フイルム株式会社 | 内視鏡 |
JP6271465B2 (ja) * | 2015-03-20 | 2018-01-31 | 富士フイルム株式会社 | 内視鏡 |
JP6671243B2 (ja) * | 2016-05-30 | 2020-03-25 | 富士フイルム株式会社 | ワイヤ押し引き装置及び内視鏡 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS568030A (en) * | 1979-07-03 | 1981-01-27 | Olympus Optical Co | Forcepts erecting apparatus of endoscope |
JPH02119833A (ja) * | 1989-08-07 | 1990-05-07 | Olympus Optical Co Ltd | 内視鏡 |
JPH0366352A (ja) * | 1989-08-02 | 1991-03-22 | Olympus Optical Co Ltd | 内視鏡 |
JPH0488901U (ja) * | 1990-10-23 | 1992-08-03 | ||
JPH0564627A (ja) * | 1991-09-09 | 1993-03-19 | Olympus Optical Co Ltd | 管内検査装置 |
JPH05115431A (ja) * | 1991-10-29 | 1993-05-14 | Asahi Optical Co Ltd | 内視鏡の処置具起上装置及びその組立方法 |
JPH05123288A (ja) * | 1991-11-06 | 1993-05-21 | Asahi Optical Co Ltd | 内視鏡の処置具起上装置 |
JPH05123289A (ja) * | 1991-11-06 | 1993-05-21 | Fuji Photo Optical Co Ltd | 内視鏡の起立台駆動構造 |
JPH07194524A (ja) * | 1993-12-29 | 1995-08-01 | Olympus Optical Co Ltd | 内視鏡の処置具起上装置 |
JPH0856900A (ja) * | 1994-06-13 | 1996-03-05 | Asahi Optical Co Ltd | 内視鏡 |
JP2002017655A (ja) * | 2000-07-07 | 2002-01-22 | Asahi Optical Co Ltd | 内視鏡の先端部 |
-
2004
- 2004-06-09 JP JP2004171722A patent/JP4495527B2/ja not_active Expired - Fee Related
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS568030A (en) * | 1979-07-03 | 1981-01-27 | Olympus Optical Co | Forcepts erecting apparatus of endoscope |
JPH0366352A (ja) * | 1989-08-02 | 1991-03-22 | Olympus Optical Co Ltd | 内視鏡 |
JPH02119833A (ja) * | 1989-08-07 | 1990-05-07 | Olympus Optical Co Ltd | 内視鏡 |
JPH0488901U (ja) * | 1990-10-23 | 1992-08-03 | ||
JPH0564627A (ja) * | 1991-09-09 | 1993-03-19 | Olympus Optical Co Ltd | 管内検査装置 |
JPH05115431A (ja) * | 1991-10-29 | 1993-05-14 | Asahi Optical Co Ltd | 内視鏡の処置具起上装置及びその組立方法 |
JPH05123288A (ja) * | 1991-11-06 | 1993-05-21 | Asahi Optical Co Ltd | 内視鏡の処置具起上装置 |
JPH05123289A (ja) * | 1991-11-06 | 1993-05-21 | Fuji Photo Optical Co Ltd | 内視鏡の起立台駆動構造 |
JPH07194524A (ja) * | 1993-12-29 | 1995-08-01 | Olympus Optical Co Ltd | 内視鏡の処置具起上装置 |
JPH0856900A (ja) * | 1994-06-13 | 1996-03-05 | Asahi Optical Co Ltd | 内視鏡 |
JP2002017655A (ja) * | 2000-07-07 | 2002-01-22 | Asahi Optical Co Ltd | 内視鏡の先端部 |
Also Published As
Publication number | Publication date |
---|---|
JP2005348896A (ja) | 2005-12-22 |
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