JP4794214B2 - 高周波処置具 - Google Patents
高周波処置具 Download PDFInfo
- Publication number
- JP4794214B2 JP4794214B2 JP2005152007A JP2005152007A JP4794214B2 JP 4794214 B2 JP4794214 B2 JP 4794214B2 JP 2005152007 A JP2005152007 A JP 2005152007A JP 2005152007 A JP2005152007 A JP 2005152007A JP 4794214 B2 JP4794214 B2 JP 4794214B2
- Authority
- JP
- Japan
- Prior art keywords
- flexible sheath
- liquid
- electrode member
- treatment instrument
- stopper member
- 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
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1475—Electrodes retractable in or deployable from a housing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/002—Irrigation
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Medical Informatics (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Cardiology (AREA)
- Biomedical Technology (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)
- Surgical Instruments (AREA)
- Endoscopes (AREA)
Description
2 可撓性シース
3 接続パイプ
4 操作手段
10 処置具本体
11 可撓性コード
13 電極部材
14 隔壁部材
15 挿通孔
16,30 ストッパ部材
21 液体噴射通路溝
22 送液通路溝
31 送液通路孔
Claims (2)
- 可撓性コードの先端に直線状態で延在させた針状ナイフからなり、高周波電流が印加可能な直線状の電極部材を備えた処置具本体を可撓性シースの内部に装着したものからなり、内視鏡の処置具挿通チャンネルを介して体腔内に挿入される高周波処置具において、
前記可撓性シース内には、前記電極部材を出没させる挿通孔を穿設した隔壁部材を固定的に装着し、
前記処置具本体には、前記電極部材の前記挿通孔からの突出長さを規制するストッパ部材を前記隔壁部材の基端側面に接離可能に設け、前記ストッパ部材は、前記可撓性シースの内面に沿って摺動する摺接部を有するものであって、
前記挿通孔より外周側の位置に、前記可撓性シースの内部から供給される液体を噴射する少なくとも1箇所の液体噴射通路を形成し、
前記ストッパ部材には、その任意の回転位置で、前記液体噴射通路と連通する送液通路を前記電極部材の外周側であって、前記可撓性シースの内面との間の位置に設ける
構成としたことを特徴とする高周波処置具。 - 前記液体噴射通路及び送液通路は、それぞれ前記隔壁部材及びストッパ部材の外周部に設けた複数の溝または透孔で形成したことを特徴とする請求項1記載の高周波処置具。
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005152007A JP4794214B2 (ja) | 2005-05-25 | 2005-05-25 | 高周波処置具 |
CN200810145019XA CN101327147B (zh) | 2005-05-25 | 2006-05-23 | 高频处置器械 |
EP07011802A EP1834598B1 (en) | 2005-05-25 | 2006-05-24 | High frequency treatment tool |
DE602006007945T DE602006007945D1 (de) | 2005-05-25 | 2006-05-24 | Hochfrequenzbehandlungsgerät |
DE602006002061T DE602006002061D1 (de) | 2005-05-25 | 2006-05-24 | Hochfrequenz-Behandlungsgerät |
US11/439,205 US20060271079A1 (en) | 2005-05-25 | 2006-05-24 | High frequency treatment tool |
EP06010717A EP1726267B1 (en) | 2005-05-25 | 2006-05-24 | High frequency treatment tool |
AT06010717T ATE403400T1 (de) | 2005-05-25 | 2006-05-24 | Hochfrequenz-behandlungsgerät |
KR1020060047277A KR100777633B1 (ko) | 2005-05-25 | 2006-05-25 | 고주파 처치 기구 |
KR1020070040544A KR100753520B1 (ko) | 2005-05-25 | 2007-04-25 | 고주파 처치 기구 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005152007A JP4794214B2 (ja) | 2005-05-25 | 2005-05-25 | 高周波処置具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006325811A JP2006325811A (ja) | 2006-12-07 |
JP4794214B2 true JP4794214B2 (ja) | 2011-10-19 |
Family
ID=37548153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005152007A Expired - Fee Related JP4794214B2 (ja) | 2005-05-25 | 2005-05-25 | 高周波処置具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4794214B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101014958B1 (ko) * | 2008-06-12 | 2011-02-15 | 전북대학교산학협력단 | 전립선 수술장치 |
KR101014909B1 (ko) * | 2008-06-12 | 2011-02-15 | 전북대학교산학협력단 | 전립선 수술장치 |
DE102012102271A1 (de) * | 2012-03-19 | 2013-09-19 | Ovesco Endoscopy Ag | Endoskopisches Chirurgieinstrument |
WO2016080180A1 (ja) * | 2014-11-18 | 2016-05-26 | オリンパス株式会社 | 内視鏡用処置具 |
KR102058904B1 (ko) * | 2016-06-14 | 2019-12-24 | 고려대학교 산학협력단 | 내시경 연동형 전극을 이용한 치료장치 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0340880B1 (en) * | 1985-06-27 | 1993-01-13 | Duphar International Research B.V | Syringe |
JP3310222B2 (ja) * | 1998-05-29 | 2002-08-05 | 哲郎 東川 | 注射器と注射器用摺動弁及び注射器用シリンダの成形方法 |
US8048070B2 (en) * | 2000-03-06 | 2011-11-01 | Salient Surgical Technologies, Inc. | Fluid-assisted medical devices, systems and methods |
JP4315725B2 (ja) * | 2003-04-17 | 2009-08-19 | オリンパス株式会社 | 高周波ナイフ |
US7951073B2 (en) * | 2004-01-21 | 2011-05-31 | Boston Scientific Limited | Endoscopic device having spray mechanism and related methods of use |
-
2005
- 2005-05-25 JP JP2005152007A patent/JP4794214B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006325811A (ja) | 2006-12-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4692141B2 (ja) | 高周波処置具 | |
JP4836492B2 (ja) | 高周波処置具及び高周波処置具を用いた粘膜剥離方法 | |
KR100595803B1 (ko) | 고주파 나이프 및 내시경 장치 | |
KR100777633B1 (ko) | 고주파 처치 기구 | |
KR101099912B1 (ko) | 고주파나이프 | |
EP1752108B1 (en) | High-frequency treatment tool | |
JP4471125B2 (ja) | 高周波処置具 | |
JP4600683B2 (ja) | 高周波処置具 | |
EP2108326B1 (en) | High-frequency treatment apparatus | |
JP5755121B2 (ja) | 内視鏡用高周波処置具 | |
JP2009112788A (ja) | 高周波処置具 | |
JP2010213946A (ja) | 高周波処置具 | |
JP4794214B2 (ja) | 高周波処置具 | |
JP4692166B2 (ja) | 高周波処置具 | |
JP4965416B2 (ja) | 高周波処置具 | |
JP4776594B2 (ja) | 高周波処置具 | |
JP2006325812A (ja) | 高周波処置具 | |
JP4701833B2 (ja) | 高周波処置具 | |
KR100777992B1 (ko) | 고주파 처치구 | |
JP4431892B2 (ja) | 高周波処置具 | |
JP2009118891A (ja) | 内視鏡用高周波処置具 | |
JP2007313345A (ja) | 高周波処置具 | |
JP2007313344A (ja) | 高周波処置具 | |
JP2009118890A (ja) | 内視鏡用高周波処置具 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20080422 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20090916 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20101027 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20101028 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20101227 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110125 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110325 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110412 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110610 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20110705 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20110726 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140805 Year of fee payment: 3 |
|
LAPS | Cancellation because of no payment of annual fees |