JP2009172029A - 内視鏡用注射針及び先端部に針体が固定された内チューブ - Google Patents
内視鏡用注射針及び先端部に針体が固定された内チューブ Download PDFInfo
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- JP2009172029A JP2009172029A JP2008011329A JP2008011329A JP2009172029A JP 2009172029 A JP2009172029 A JP 2009172029A JP 2008011329 A JP2008011329 A JP 2008011329A JP 2008011329 A JP2008011329 A JP 2008011329A JP 2009172029 A JP2009172029 A JP 2009172029A
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- JP
- Japan
- Prior art keywords
- needle body
- inner tube
- needle
- endoscope
- externally fitted
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3478—Endoscopic needles, e.g. for infusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
- A61M25/0084—Catheter tip comprising a tool being one or more injection needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00477—Coupling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
- A61M25/0084—Catheter tip comprising a tool being one or more injection needles
- A61M2025/0089—Single injection needle protruding axially, i.e. along the longitudinal axis of the catheter, from the distal tip
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Endoscopes (AREA)
Abstract
【解決手段】 外チューブ及び該外チューブ内に進退自在に配置され先端部に針体6が固定された内チューブ5を有する挿入部と、前記外チューブが固定的に連結され内チューブ5の進退操作を行う操作部とを備える内視鏡用注射針において、針体6の先端と反対側の端部にコイル状部材8を外嵌してコイル状部材8を針体6に固着し、コイル状部材8に内チューブ5を外嵌して固着する。好適には、針体6の外径より小径な内径を持つコイル状部材8を針体6に外嵌し、針体6に外嵌された状態のコイル状部材8の外径より小径な内径を持つ内チューブ5をコイル状部材8に外嵌する。
【選択図】 図4
Description
2 操作部
3 挿入部
4 外チューブ
5 内チューブ
6 針体
8 コイルスプリング
Claims (8)
- 外チューブ及び該外チューブ内に進退自在に配置され先端部に針体が固定された内チューブを有する挿入部と、前記外チューブが固定的に連結され前記内チューブの進退操作を行う操作部とを備える内視鏡用注射針において、前記針体の先端と反対側の端部にコイル状部材を外嵌して該コイル状部材を該針体に固着し、該コイル状部材に前記内チューブを外嵌して固着したことを特徴とする内視鏡用注射針。
- 前記針体の外径より小径な内径を持つ前記コイル状部材を該針体に外嵌したことを特徴とする請求項1に記載の内視鏡用注射針。
- 前記針体に外嵌された状態の前記コイル状部材の外径より小径な内径を持つ前記内チューブを該コイル状部材に外嵌したことを特徴とする請求項1または請求項2に記載の内視鏡用注射針。
- 前記針体に外嵌された部分の前記コイル状部材の長さが該針体の長さの少なくとも1/4以上あることを特徴とする請求項1乃至請求項3のいずれかに記載の内視鏡用注射針。
- 前記針体及び前記コイル状部材がステンレス製であり、前記内チューブがフッ素樹脂製であることを特徴とする請求項1乃至請求項4のいずれかに記載の内視鏡用注射針。
- 前記コイル状部材が前記針体に溶接あるいは接着材により固着されることを特徴とする請求項1乃至請求項5のいずれかに記載の内視鏡用注射針。
- 前記コイル状部材に接着材を付けて前記内チューブを外嵌し固着したことを特徴とする請求項1乃至請求項6のいずれかに記載の内視鏡用注射針。
- 内視鏡用注射針に交換可能に使用されることを特徴とする請求項1乃至請求項7のいずれかに記載の先端部に針体が固定された内チューブ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008011329A JP5011137B2 (ja) | 2008-01-22 | 2008-01-22 | 内視鏡用注射針及び先端部に針体が固定された内チューブ |
US12/357,124 US20090187070A1 (en) | 2008-01-22 | 2009-01-21 | Injection needle for endoscope, and inner tube having needle body fixed to its distal end |
EP09000868A EP2082695A1 (en) | 2008-01-22 | 2009-01-22 | Injection needle for endoscope, and inner tube having needle body fixed to its distal end |
CNA2009100027770A CN101491708A (zh) | 2008-01-22 | 2009-01-22 | 内窥镜用注射针以及在前端部固定针体的内管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008011329A JP5011137B2 (ja) | 2008-01-22 | 2008-01-22 | 内視鏡用注射針及び先端部に針体が固定された内チューブ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009172029A true JP2009172029A (ja) | 2009-08-06 |
JP5011137B2 JP5011137B2 (ja) | 2012-08-29 |
Family
ID=40626944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008011329A Expired - Fee Related JP5011137B2 (ja) | 2008-01-22 | 2008-01-22 | 内視鏡用注射針及び先端部に針体が固定された内チューブ |
Country Status (4)
Country | Link |
---|---|
US (1) | US20090187070A1 (ja) |
EP (1) | EP2082695A1 (ja) |
JP (1) | JP5011137B2 (ja) |
CN (1) | CN101491708A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013172842A (ja) * | 2012-02-24 | 2013-09-05 | Top Corp | 内視鏡用穿刺針装置 |
KR20220103531A (ko) * | 2021-01-15 | 2022-07-22 | 연세대학교 산학협력단 | 고정과 누출방지 기능을 갖는 배액관 삽입 니들 및 이를 포함하는 체액배출장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150174371A1 (en) * | 2013-12-23 | 2015-06-25 | Cook Medical Technologies Llc | System for bypassing vascular occlusion having puncturing mechanism and method |
KR102139509B1 (ko) * | 2018-08-24 | 2020-07-29 | 주식회사 네오닥터 | 실 삽입기 |
AU2020294526A1 (en) * | 2019-06-18 | 2021-12-23 | Smith & Nephew Asia Pacific Pte. Limited | Bending tools and methods of use thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57132810U (ja) * | 1981-02-13 | 1982-08-19 | ||
JP2000271217A (ja) * | 1999-03-25 | 2000-10-03 | Sumitomo Bakelite Co Ltd | 内視鏡的薬液注入針 |
JP2001058006A (ja) * | 1999-08-20 | 2001-03-06 | Olympus Optical Co Ltd | 内視鏡用注射針 |
US6743206B1 (en) * | 2000-03-07 | 2004-06-01 | Syntheon, Llc | Endoscopic needle |
US20060074398A1 (en) * | 2004-09-30 | 2006-04-06 | Whiting James S | Transmembrane access systems and methods |
WO2006055909A1 (en) * | 2004-11-17 | 2006-05-26 | Med Institute, Inc. | Flexible introducer sheath |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3376060A (en) * | 1964-12-14 | 1968-04-02 | Shinko Wire Co Ltd | Metallic member and joint assembly |
US20070083168A1 (en) * | 2004-09-30 | 2007-04-12 | Whiting James S | Transmembrane access systems and methods |
WO2007046444A1 (ja) * | 2005-10-18 | 2007-04-26 | Olympus Corporation | 内視鏡用処置具と処置具用二重チューブ |
JP2008011329A (ja) | 2006-06-30 | 2008-01-17 | Mitsubishi Electric Corp | 携帯通信機およびアンテナ制御方法 |
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2008
- 2008-01-22 JP JP2008011329A patent/JP5011137B2/ja not_active Expired - Fee Related
-
2009
- 2009-01-21 US US12/357,124 patent/US20090187070A1/en not_active Abandoned
- 2009-01-22 EP EP09000868A patent/EP2082695A1/en not_active Withdrawn
- 2009-01-22 CN CNA2009100027770A patent/CN101491708A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57132810U (ja) * | 1981-02-13 | 1982-08-19 | ||
JP2000271217A (ja) * | 1999-03-25 | 2000-10-03 | Sumitomo Bakelite Co Ltd | 内視鏡的薬液注入針 |
JP2001058006A (ja) * | 1999-08-20 | 2001-03-06 | Olympus Optical Co Ltd | 内視鏡用注射針 |
US6743206B1 (en) * | 2000-03-07 | 2004-06-01 | Syntheon, Llc | Endoscopic needle |
US20060074398A1 (en) * | 2004-09-30 | 2006-04-06 | Whiting James S | Transmembrane access systems and methods |
WO2006055909A1 (en) * | 2004-11-17 | 2006-05-26 | Med Institute, Inc. | Flexible introducer sheath |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013172842A (ja) * | 2012-02-24 | 2013-09-05 | Top Corp | 内視鏡用穿刺針装置 |
KR20220103531A (ko) * | 2021-01-15 | 2022-07-22 | 연세대학교 산학협력단 | 고정과 누출방지 기능을 갖는 배액관 삽입 니들 및 이를 포함하는 체액배출장치 |
KR102587610B1 (ko) * | 2021-01-15 | 2023-10-11 | 연세대학교 산학협력단 | 고정과 누출방지 기능을 갖는 배액관 삽입 니들 및 이를 포함하는 체액배출장치 |
Also Published As
Publication number | Publication date |
---|---|
CN101491708A (zh) | 2009-07-29 |
US20090187070A1 (en) | 2009-07-23 |
EP2082695A1 (en) | 2009-07-29 |
JP5011137B2 (ja) | 2012-08-29 |
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