JP6315874B1 - 内視鏡 - Google Patents
内視鏡 Download PDFInfo
- Publication number
- JP6315874B1 JP6315874B1 JP2017564752A JP2017564752A JP6315874B1 JP 6315874 B1 JP6315874 B1 JP 6315874B1 JP 2017564752 A JP2017564752 A JP 2017564752A JP 2017564752 A JP2017564752 A JP 2017564752A JP 6315874 B1 JP6315874 B1 JP 6315874B1
- Authority
- JP
- Japan
- Prior art keywords
- projecting portion
- distal end
- suction port
- endoscope
- subject
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 53
- 238000003780 insertion Methods 0.000 claims abstract description 28
- 230000037431 insertion Effects 0.000 claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 claims description 36
- 230000000007 visual effect Effects 0.000 claims description 11
- 238000005286 illumination Methods 0.000 description 17
- 238000012986 modification Methods 0.000 description 12
- 230000004048 modification Effects 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000012530 fluid Substances 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 230000003902 lesion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 210000001124 body fluid Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
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
- A61B1/00094—Suction openings
-
- 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
- A61B1/00096—Optical elements
-
- 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
- A61B1/012—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 characterised by internal passages or accessories therefor
- A61B1/015—Control of fluid supply or evacuation
-
- 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
- A61B1/04—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 combined with photographic or television appliances
- A61B1/05—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 combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
-
- 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
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
-
- 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
- A61B1/00163—Optical arrangements
- A61B1/00174—Optical arrangements characterised by the viewing angles
- A61B1/00181—Optical arrangements characterised by the viewing angles for multiple fixed viewing angles
-
- 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
- A61B1/012—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 characterised by internal passages or accessories therefor
- A61B1/018—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 characterised by internal passages or accessories therefor for receiving instruments
-
- 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
- A61B1/12—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 with cooling or rinsing arrangements
- A61B1/126—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 with cooling or rinsing arrangements provided with means for cleaning in-use
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)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
Description
図1は、本実施の形態を示す内視鏡と周辺装置とから構成された内視鏡装置の一例を概略的に示す斜視図である。
図8は、本実施の形態における内視鏡の挿入部の先端部を拡大して概略的に示す部分斜視図、図9は、図8の先端部を図8中のIX方向からみた平面図である。
本出願は、2016年6月14日に日本国に出願された特願2016−117731号を優先権主張の基礎として出願するものであり、上記の内容は、本願明細書、請求の範囲、図面に引用されたものである。
Claims (8)
- 被検体内に挿入される挿入部と、
前記挿入部の先端面に設けられた、前記被検体内の液体を吸引する吸引口と、
前記先端面から柱状に突出する突出部と、
前記先端面に臨んで前記吸引口とは前記突出部を間に挟んで反対側に位置する前記液体を、前記吸引口側に通過させる前記突出部に設けられた通路と、
を有することを特徴とする内視鏡。 - 前記突出部は、
前記挿入部の長手方向に沿った方向を含む領域を観察する前方被写体像取得部を収容する第1の突出部分と、
前記第1の突出部分に隣接して設けられた第2の突出部分と、
を有して構成され、
前記通路は、前記第2の突出部分に設けられていることを特徴とする請求項1に記載の内視鏡。 - 前記第1の突出部分の外周面に設けられ、前記長手方向に交差する方向を含む領域を観察する側方被写体像取得部をさらに有することを特徴とする請求項2に記載の内視鏡。
- 前記通路は、前記第2の突出部分における前記側方被写体像取得部の視野外の位置に設けられていることを特徴とする請求項3に記載の内視鏡。
- 前記通路は、前記第2の突出部分において、前記第2の突出部分を前記長手方向に略直交する方向に貫通する孔を有して構成されていることを特徴とする請求項4に記載の内視鏡。
- 前記通路は、前記第2の突出部分の底面において前記長手方向に略直交する方向に設けられた溝を有して構成されていることを特徴とする請求項4に記載の内視鏡。
- 前記第2の突出部分の底面には、前記長手方向の前方に向かって前記第2の突出部分が先細りとなるよう傾斜するテーパ面が設けられていることを特徴とする請求項4に記載の内視鏡。
- 前記通路は、前記突出部の外周面と、前記先端面における前記吸引口に対して前記突出部を間に挟んで反対側の位置と、前記被検体の外表面とに囲まれた領域の前記液体を、前記吸引口側に通過させる前記突出部の位置に設けられていることを特徴とする請求項1に記載の内視鏡。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016117731 | 2016-06-14 | ||
JP2016117731 | 2016-06-14 | ||
PCT/JP2017/020748 WO2017217269A1 (ja) | 2016-06-14 | 2017-06-05 | 内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6315874B1 true JP6315874B1 (ja) | 2018-04-25 |
JPWO2017217269A1 JPWO2017217269A1 (ja) | 2018-06-21 |
Family
ID=60664113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017564752A Expired - Fee Related JP6315874B1 (ja) | 2016-06-14 | 2017-06-05 | 内視鏡 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190110662A1 (ja) |
JP (1) | JP6315874B1 (ja) |
CN (1) | CN109310290B (ja) |
WO (1) | WO2017217269A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11284788B2 (en) * | 2018-03-09 | 2022-03-29 | The Children's Medical Center Corporation | Instrument port with fluid flush system |
JP7092633B2 (ja) * | 2018-10-11 | 2022-06-28 | 富士フイルム株式会社 | 内視鏡システム |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH078440A (ja) * | 1993-06-28 | 1995-01-13 | Olympus Optical Co Ltd | 硬性内視鏡 |
JPH10179510A (ja) * | 1996-12-26 | 1998-07-07 | Fuji Photo Optical Co Ltd | 内視鏡のチャンネル |
JP5715308B2 (ja) * | 2013-02-20 | 2015-05-07 | オリンパスメディカルシステムズ株式会社 | 内視鏡装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4575174B2 (ja) * | 2005-01-07 | 2010-11-04 | オリンパスメディカルシステムズ株式会社 | 内視鏡用挿入部及び内視鏡 |
JP2007000263A (ja) * | 2005-06-22 | 2007-01-11 | Pentax Corp | 共焦点内視鏡 |
CN102341028B (zh) * | 2009-11-06 | 2014-08-13 | 奥林巴斯医疗株式会社 | 内窥镜 |
WO2011055641A1 (ja) * | 2009-11-06 | 2011-05-12 | オリンパスメディカルシステムズ株式会社 | 内視鏡装置及び内視鏡 |
JP5583873B1 (ja) * | 2012-09-28 | 2014-09-03 | オリンパスメディカルシステムズ株式会社 | 洗浄機構を有する内視鏡装置 |
JP6050211B2 (ja) * | 2013-10-08 | 2016-12-21 | 富士フイルム株式会社 | 内視鏡 |
-
2017
- 2017-06-05 JP JP2017564752A patent/JP6315874B1/ja not_active Expired - Fee Related
- 2017-06-05 CN CN201780036737.0A patent/CN109310290B/zh active Active
- 2017-06-05 WO PCT/JP2017/020748 patent/WO2017217269A1/ja active Application Filing
-
2018
- 2018-12-13 US US16/218,647 patent/US20190110662A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH078440A (ja) * | 1993-06-28 | 1995-01-13 | Olympus Optical Co Ltd | 硬性内視鏡 |
JPH10179510A (ja) * | 1996-12-26 | 1998-07-07 | Fuji Photo Optical Co Ltd | 内視鏡のチャンネル |
JP5715308B2 (ja) * | 2013-02-20 | 2015-05-07 | オリンパスメディカルシステムズ株式会社 | 内視鏡装置 |
Also Published As
Publication number | Publication date |
---|---|
CN109310290B (zh) | 2021-06-29 |
US20190110662A1 (en) | 2019-04-18 |
CN109310290A (zh) | 2019-02-05 |
WO2017217269A1 (ja) | 2017-12-21 |
JPWO2017217269A1 (ja) | 2018-06-21 |
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