JP4931228B2 - 内視鏡の先端部 - Google Patents
内視鏡の先端部 Download PDFInfo
- Publication number
- JP4931228B2 JP4931228B2 JP2007139974A JP2007139974A JP4931228B2 JP 4931228 B2 JP4931228 B2 JP 4931228B2 JP 2007139974 A JP2007139974 A JP 2007139974A JP 2007139974 A JP2007139974 A JP 2007139974A JP 4931228 B2 JP4931228 B2 JP 4931228B2
- Authority
- JP
- Japan
- Prior art keywords
- distal end
- hood
- end portion
- bellows
- 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.)
- Active
Links
- 230000037431 insertion Effects 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 230000004323 axial length Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 210000002429 large intestine Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 230000000007 visual 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
- A61B1/00089—Hoods
-
- 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
- A61B1/00101—Insertion part of the endoscope body characterised by distal tip features the distal tip features being detachable
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2423—Optical details of the distal end
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Optics & Photonics (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
図1は本発明の第1の実施例の内視鏡の先端部の斜視図、図2は側面断面図である。
可撓性の挿入部の最先端に連結された先端部本体1の先端面2には、その前方を観察するための観察窓3、照明窓4及び処置具出口孔5等が配置されている。処置具出口孔5は、挿入部内に挿通配置された処置具挿通チャンネル(図示せず)の出口開口であり、吸引口を兼用している。
2 先端面
3 観察窓
5 処置具出口孔
6 フード状部材
7 粘着テープ
8 蛇腹状部分
9 先端面
Claims (8)
- 挿入部の最先端に設けられた先端部本体の外周部全体から前方に筒状に突出するフード状部材が設けられた内視鏡の先端部において、
上記フード状部材に、軸線方向に伸縮自在であって軸線方向の任意の長さを保持可能な蛇腹状部分が形成され、上記フード状部材が、その後端部分の外面に巻き付けられた粘着テープにより上記先端部本体の外周部分に着脱自在に固定されていることを特徴とする内視鏡の先端部。 - 上記フード状部材の最先端部分付近は蛇腹状に形成されていない請求項1記載の内視鏡の先端部。
- 上記フード状部材が、上記蛇腹状部分において屈曲自在であって且つ屈曲状態を保持可能でもある請求項1又は2記載の内視鏡の先端部。
- 上記蛇腹状部分が軸線方向に最も引き伸ばされた状態において、上記先端部本体の最先端部から上記フード状部材の最先端部までの長さが上記先端部本体の外径の2倍以上である請求項1ないし3のいずれかの項に記載の内視鏡の先端部。
- 上記フード状部材の先端面が斜め向きに形成されている請求項1ないし4のいずれかの項に記載の内視鏡の先端部。
- 上記蛇腹状部分が形成されている部分の上記フード状部材の外径サイズが、上記蛇腹状部分が形成されていない部分の上記フード状部材の外径サイズより大きくならないように形成されている請求項1ないし5のいずれかの項に記載の内視鏡の先端部。
- 上記フード状部材の蛇腹状部分が、上記先端部本体の外周を囲む部分に形成されている請求項1ないし6のいずれかの項に記載の内視鏡の先端部。
- 上記蛇腹状部分を縮めたとき、上記フード状部材の先端面が上記先端部本体の先端面と一致する状態になる請求項7記載の内視鏡の先端部。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007139974A JP4931228B2 (ja) | 2007-05-28 | 2007-05-28 | 内視鏡の先端部 |
US12/118,945 US20080300460A1 (en) | 2007-05-28 | 2008-05-12 | Distal end portion of endoscope |
DE102008025456A DE102008025456A1 (de) | 2007-05-28 | 2008-05-28 | Distaler Endteil eines Endoskops |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007139974A JP4931228B2 (ja) | 2007-05-28 | 2007-05-28 | 内視鏡の先端部 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008289761A JP2008289761A (ja) | 2008-12-04 |
JP4931228B2 true JP4931228B2 (ja) | 2012-05-16 |
Family
ID=39917598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007139974A Active JP4931228B2 (ja) | 2007-05-28 | 2007-05-28 | 内視鏡の先端部 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20080300460A1 (ja) |
JP (1) | JP4931228B2 (ja) |
DE (1) | DE102008025456A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9526487B2 (en) * | 2007-12-05 | 2016-12-27 | Indiana University Research & Technology Corporation | Methods and apparatuses for delivering anchoring devices into body passage walls |
JP5366575B2 (ja) * | 2008-05-08 | 2013-12-11 | Hoya株式会社 | 複数機種の内視鏡 |
JP5289166B2 (ja) * | 2009-04-27 | 2013-09-11 | Hoya株式会社 | 内視鏡カバーおよび内視鏡装置 |
JP5285649B2 (ja) * | 2010-03-31 | 2013-09-11 | 富士フイルム株式会社 | 内視鏡用フード |
US20120323069A1 (en) * | 2011-06-17 | 2012-12-20 | Stout Christopher A | Endoscope system adapter |
EP2797518B1 (en) * | 2011-12-27 | 2021-03-24 | Boston Scientific Scimed, Inc. | Adjustable resection device |
EP2797522B1 (en) * | 2011-12-30 | 2020-07-29 | Boston Scientific Scimed, Inc. | Tissue resection device |
CN102793527A (zh) * | 2012-08-22 | 2012-11-28 | 沈阳尚贤科技股份有限公司 | 用于内窥镜的透明粘膜吸套 |
JP2014068817A (ja) * | 2012-09-28 | 2014-04-21 | Fujifilm Corp | 内視鏡用状態視認装置 |
ITFI20130055A1 (it) | 2013-03-18 | 2014-09-19 | Scuola Superiore Di Studi Universit Ari E Di Perfe | Dispositivo robotico miniaturizzato applicabile ad un endoscopio flessibile per la dissezione chirurgica di neoplasie superficiali del tratto gastro-intestinale |
EP3078319A4 (en) * | 2014-05-29 | 2017-09-06 | Olympus Corporation | Endoscope system |
WO2016067886A1 (ja) * | 2014-10-28 | 2016-05-06 | オリンパス株式会社 | 超音波内視鏡、超音波内視鏡用吸引装置、及び、超音波内視鏡システム |
US20170164815A1 (en) * | 2015-12-10 | 2017-06-15 | Boston Scientific Scimed, Inc. | Inflatable balloon hood |
CN106880398A (zh) * | 2015-12-16 | 2017-06-23 | 马雪琳 | 一种多腔道内窥镜微创手术装置 |
WO2018098476A1 (en) * | 2016-11-28 | 2018-05-31 | United States Endoscopy Group, Inc. | Bolus removal device |
US11883003B2 (en) * | 2018-03-26 | 2024-01-30 | Gyrus Acmi, Inc. D/B/A Olympus Surgical Technologies America | Compliant, atraumatic sheath tips |
WO2024081105A1 (en) * | 2022-10-13 | 2024-04-18 | Boston Scientific Scimed, Inc. | Extendable caps for endoscopic closure devices |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4790624A (en) * | 1986-10-31 | 1988-12-13 | Identechs Corporation | Method and apparatus for spatially orienting movable members using shape memory effect alloy actuator |
DK32091D0 (da) * | 1991-02-25 | 1991-02-25 | Mogens Thyge Corfitsen | Apparat til fremfoering af en genstand gennem en legemskanal |
US5569161A (en) * | 1992-10-08 | 1996-10-29 | Wendell V. Ebling | Endoscope with sterile sleeve |
JPH06261858A (ja) * | 1993-03-15 | 1994-09-20 | Olympus Optical Co Ltd | 形状測定用プローブ装置 |
US6072154A (en) * | 1996-09-05 | 2000-06-06 | Medtronic, Inc. | Selectively activated shape memory device |
JP3849218B2 (ja) * | 1997-03-14 | 2006-11-22 | フジノン株式会社 | 内視鏡用フード |
JP3473935B2 (ja) | 1998-02-24 | 2003-12-08 | 住友ベークライト株式会社 | 内視鏡用フード |
JPH11299725A (ja) * | 1998-04-21 | 1999-11-02 | Olympus Optical Co Ltd | 内視鏡用フード |
US6540670B1 (en) * | 1999-03-19 | 2003-04-01 | Olympus Optical Co., Ltd. | Endoscope system |
JP3533163B2 (ja) * | 2000-09-18 | 2004-05-31 | ペンタックス株式会社 | 内視鏡の先端部 |
US6908427B2 (en) * | 2002-12-30 | 2005-06-21 | PARÉ Surgical, Inc. | Flexible endoscope capsule |
JP4441227B2 (ja) * | 2003-10-08 | 2010-03-31 | Hoya株式会社 | 高周波処置用内視鏡 |
JP4495438B2 (ja) * | 2003-10-14 | 2010-07-07 | Hoya株式会社 | 内視鏡用高周波処置具 |
US7351201B2 (en) * | 2003-12-19 | 2008-04-01 | Pentax Corporation | Treatment instrument for endoscope |
JP2006247287A (ja) * | 2005-03-14 | 2006-09-21 | Olympus Corp | 内視鏡カバー及びそれを用いた内視鏡装置 |
JP4531735B2 (ja) * | 2006-09-25 | 2010-08-25 | Hoya株式会社 | 内視鏡用高周波切開具 |
-
2007
- 2007-05-28 JP JP2007139974A patent/JP4931228B2/ja active Active
-
2008
- 2008-05-12 US US12/118,945 patent/US20080300460A1/en not_active Abandoned
- 2008-05-28 DE DE102008025456A patent/DE102008025456A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102008025456A1 (de) | 2008-12-04 |
JP2008289761A (ja) | 2008-12-04 |
US20080300460A1 (en) | 2008-12-04 |
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