JP6723880B2 - 広範囲粘膜切除のための切除装置 - Google Patents
広範囲粘膜切除のための切除装置 Download PDFInfo
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- JP6723880B2 JP6723880B2 JP2016172236A JP2016172236A JP6723880B2 JP 6723880 B2 JP6723880 B2 JP 6723880B2 JP 2016172236 A JP2016172236 A JP 2016172236A JP 2016172236 A JP2016172236 A JP 2016172236A JP 6723880 B2 JP6723880 B2 JP 6723880B2
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- 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
-
- 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
- A61B18/042—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
-
- 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
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00477—Coupling
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00166—Multiple lumina
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- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
- A61B2018/00494—Stomach, intestines or bowel
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- A—HUMAN NECESSITIES
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- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
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- A61B2018/00595—Cauterization
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B2018/0091—Handpieces of the surgical instrument or device
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- 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
- A61B2018/00982—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
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- 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
- A61B2018/1467—Probes or electrodes therefor using more than two electrodes on a single probe
-
- 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
- A61B18/16—Indifferent or passive electrodes for grounding
- A61B2018/167—Passive electrodes capacitively coupled to the skin
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Surgical Instruments (AREA)
Description
11 切除装置
12 胃
13 食道
14 制御要素
15 内視鏡10の末端
16 内視鏡10のチャネル
17 チューブスリーブ
18 チューブスリーブ17の第1ルーメン
19 チューブスリーブ17の第2ルーメン
20 ヘッド
21 軸方向
22 ソケット
23、23a、23b 供給チューブ、供給線
24 ヘッド20の基部端
25 ヘッド20の末端
26、27 セラミック挿入口
28、29 チャネル
30、31 開口軸
α 開口軸30と31との角度
32、33 電極
34、35 配線、電気供給線
36 スイッチ装置
37 電源
38 高周波生成器
39 中性電極
40 流体線
41 排出開口部
42 粘膜
43、44 プラズマジェット
45 上皮
46 粘膜固有層
47 粘膜下組織
48 固有筋層
49 胃壁
50 組織片
51 成形ラグ、スプリング
52 溝、スリット
53 回転防止ロック
Claims (15)
- 特に粘膜切除のための切除装置(11)であって、
第1電極(32)が少なくとも部分的に配置された第1チャネル(28)と、第2電極(33)が少なくとも部分的に配置された第2チャネル(29)とからなるヘッド(20)を備え、
前記第1チャネル(28)と前記第2チャネル(29)と共に、鋭角(α)が形成され、前記第1電極(32)と前記第2電極(33)と共に、前記鋭角(α)が形成され、
前記第1電極(32)および前記第2電極(33)から生体組織へ電流が流れ、当該電流は中性電極(39)を介して戻り、
前記第1チャネル(28)および前記第2チャネル(29)から排出されるプラズマ電流は分散している
切除装置。 - 前記第1チャネル(28)と前記第2チャネル(29)とは、ガス伝導チャネルであることを特徴とする
請求項1に記載の切除装置。 - 前記各チャネル(28、29)は、中央に前記電極(32、33)が配置された丸い口を有することを特徴とする
請求項1または2に記載の切除装置。 - 前記各チャネル(28、29)は、少なくともそれらの末端が耐熱性プラスチック製またはセラミック素材製であることを特徴とする
請求項1〜3のいずれか1項に記載の切除装置。 - 前記第1チャネル(28)と前記第2チャネル(29)とは、共通の供給線(23)に接続されていることを特徴とする
請求項1〜4のいずれか1項に記載の切除装置。 - 前記第1チャネル(28)と前記第2チャネル(29)とは、専用の供給線(23a、23b)に接続されていることを特徴とする
請求項1〜4のいずれか1項に記載の切除装置。 - 前記電極(32、33)のうちの少なくとも1つのための電気供給線(34、35)は、前記供給線(23、23a、23b)を通って延びていることを特徴とする
請求項5または6に記載の切除装置。 - 前記2つの電極(32、33)の前記電気供給線(34、35)は、互いに対して電気的に絶縁されていることを特徴とする
請求項7に記載の切除装置。 - 前記ヘッド(20)は、末端(25)から基部方向に先細るように構成されていることを特徴とする
請求項1〜8のいずれか1項に記載の切除装置。 - 前記ヘッド(20)は、その末端(25)に非円形の断面を有することを特徴とする
請求項1〜9のいずれか1項に記載の切除装置。 - 前記ヘッド(20)は、内視鏡(10)に取り付けられる保持装置を有するソケット(22)と関連付けられ、
前記ヘッド(20)は、前記ソケット(22)と相対的に軸方向において可動であることを特徴とする
請求項1〜10のいずれか1項に記載の切除装置。 - 前記ヘッド(20)は、内視鏡(10)に取り付けられる保持装置を有するソケット(22)と関連付けられ、
前記ソケット(22)における前記ヘッド(20)の回転は制限されていることを特徴とする
請求項9または10に記載の切除装置。 - 流体用の排出開口部(41)は、前記ヘッド(20)に配置されていることを特徴とする
請求項1〜12のいずれか1項に記載の切除装置。 - 流体用の排出開口部(41)はノズルであることを特徴とする
請求項12に記載の切除装置。 - 前記排出開口部(41)は前記電極(32、33)間の中央に配置されていることを特徴とする
請求項13または14に記載の切除装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15184682.1A EP3141203B1 (de) | 2015-09-10 | 2015-09-10 | Ablationseinrichtung zur grossflächigen mukosaablation |
EP15184682.1 | 2015-09-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017051615A JP2017051615A (ja) | 2017-03-16 |
JP6723880B2 true JP6723880B2 (ja) | 2020-07-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016172236A Active JP6723880B2 (ja) | 2015-09-10 | 2016-09-02 | 広範囲粘膜切除のための切除装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10624689B2 (ja) |
EP (1) | EP3141203B1 (ja) |
JP (1) | JP6723880B2 (ja) |
KR (1) | KR102280370B1 (ja) |
CN (1) | CN106510838B (ja) |
BR (1) | BR102016016736B1 (ja) |
PL (1) | PL3141203T3 (ja) |
RU (1) | RU2724014C1 (ja) |
Families Citing this family (9)
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US20170100190A1 (en) * | 2015-10-12 | 2017-04-13 | Mysore Wifiltronics PVT LTD | High performance material for electro-surgical vaporization electrodes |
EP3412234B1 (de) * | 2017-06-07 | 2022-11-16 | Erbe Elektromedizin GmbH | Instrument mit einem mehrstrominstrumentenkopf zur argon-plasma-koagulation |
EP3661443A4 (en) * | 2017-08-04 | 2021-06-09 | U.S. Patent Innovations LLC | DIFFUSIVE APPLICATOR FOR COLD ATMOSPHERIC PLASMA SYSTEM |
PL3494861T3 (pl) | 2017-12-05 | 2024-05-13 | Erbe Elektromedizin Gmbh | Urządzenie z elementem prowadzącym kanał roboczy |
CN109394333A (zh) * | 2018-10-19 | 2019-03-01 | 江苏邦士医疗科技有限公司 | 一种提高内窥镜复合手术功能的等离子体手术器械 |
US11944281B2 (en) | 2019-02-19 | 2024-04-02 | Olympus Corporation | Method for treating gastro esophageal reflux disease |
JP7329624B2 (ja) * | 2020-01-09 | 2023-08-18 | オリンパス株式会社 | 内視鏡用処置具および内視鏡的治療方法 |
CN112353484B (zh) * | 2020-10-20 | 2022-02-25 | 上海交通大学 | 一种柔性微传感器***、可延展柔性器件及制备方法 |
CN114271934B (zh) * | 2021-12-09 | 2023-12-12 | 东莞康华医院有限公司 | 一种医用一次性针电极 |
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US5730127A (en) * | 1993-12-03 | 1998-03-24 | Avitall; Boaz | Mapping and ablation catheter system |
US6149620A (en) * | 1995-11-22 | 2000-11-21 | Arthrocare Corporation | System and methods for electrosurgical tissue treatment in the presence of electrically conductive fluid |
GB9900964D0 (en) | 1999-01-15 | 1999-03-10 | Gyrus Medical Ltd | An electrosurgical system |
US6047700A (en) * | 1998-03-30 | 2000-04-11 | Arthrocare Corporation | Systems and methods for electrosurgical removal of calcified deposits |
US6579270B2 (en) | 1998-06-04 | 2003-06-17 | Alcon Manufacturing, Ltd. | Liquefracture handpiece tip |
DE10000091A1 (de) * | 2000-01-04 | 2001-07-05 | Ingo F Herrmann | Endoskop |
US20050059963A1 (en) * | 2003-09-12 | 2005-03-17 | Scimed Life Systems, Inc. | Systems and method for creating transmural lesions |
DE10351370B4 (de) * | 2003-11-04 | 2011-08-11 | Erbe Elektromedizin GmbH, 72072 | Instrument für die Plasma-Koagulation |
US7658738B2 (en) | 2004-05-14 | 2010-02-09 | Ethicon Endo-Surgery, Inc. | Medical devices for use with endoscope |
DE102005038694A1 (de) * | 2005-04-11 | 2006-10-26 | Erbe Elektromedizin Gmbh | Endoskopisches Chirurgiegerät |
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DE102007003836A1 (de) * | 2007-01-25 | 2008-08-07 | Erbe Elektromedizin Gmbh | Bipolares Instrument und Verfahren zur elektrochirurgischen Behandlung von Gewebe |
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DE102009041167B4 (de) * | 2009-09-11 | 2021-08-12 | Erbe Elektromedizin Gmbh | Multifunktionsinstrument und Verfahren zur Verhinderung der Karbonisierung von Gewebe mittels eines Multifunktionsinstrument |
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JP5755121B2 (ja) * | 2011-11-30 | 2015-07-29 | Hoya株式会社 | 内視鏡用高周波処置具 |
CN202397597U (zh) * | 2011-12-23 | 2012-08-29 | 王广众 | 一种可弯曲双极电极 |
-
2015
- 2015-09-10 PL PL15184682T patent/PL3141203T3/pl unknown
- 2015-09-10 EP EP15184682.1A patent/EP3141203B1/de active Active
-
2016
- 2016-07-20 BR BR102016016736-1A patent/BR102016016736B1/pt active IP Right Grant
- 2016-08-31 KR KR1020160111369A patent/KR102280370B1/ko active IP Right Grant
- 2016-09-02 JP JP2016172236A patent/JP6723880B2/ja active Active
- 2016-09-05 CN CN201610805223.4A patent/CN106510838B/zh active Active
- 2016-09-09 RU RU2016136233A patent/RU2724014C1/ru active
- 2016-09-09 US US15/261,392 patent/US10624689B2/en active Active
Also Published As
Publication number | Publication date |
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KR20170031031A (ko) | 2017-03-20 |
US10624689B2 (en) | 2020-04-21 |
US20170071653A1 (en) | 2017-03-16 |
BR102016016736A2 (pt) | 2017-03-14 |
EP3141203B1 (de) | 2022-04-20 |
EP3141203A1 (de) | 2017-03-15 |
CN106510838B (zh) | 2020-06-30 |
CN106510838A (zh) | 2017-03-22 |
KR102280370B1 (ko) | 2021-07-22 |
JP2017051615A (ja) | 2017-03-16 |
BR102016016736B1 (pt) | 2022-08-02 |
RU2724014C1 (ru) | 2020-06-18 |
PL3141203T3 (pl) | 2022-06-13 |
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