JP7079153B2 - アルゴンプラズマ凝固用のマルチストリーム器具ヘッドを備える器具 - Google Patents
アルゴンプラズマ凝固用のマルチストリーム器具ヘッドを備える器具 Download PDFInfo
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- JP7079153B2 JP7079153B2 JP2018109166A JP2018109166A JP7079153B2 JP 7079153 B2 JP7079153 B2 JP 7079153B2 JP 2018109166 A JP2018109166 A JP 2018109166A JP 2018109166 A JP2018109166 A JP 2018109166A JP 7079153 B2 JP7079153 B2 JP 7079153B2
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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
- A61B18/042—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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
-
- 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
- A61B18/08—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
- A61B18/082—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00477—Coupling
-
- 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
- A61B2018/00571—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
- A61B2018/00583—Coblation, i.e. ablation using a cold 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
- 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
- A61B2018/00589—Coagulation
-
- 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
-
- 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
- A61B2018/044—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating the surgical action being effected by a circulating hot fluid
- A61B2018/048—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating the surgical action being effected by a circulating hot fluid in gaseous form
-
- 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
- A61B18/1206—Generators therefor
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/1253—Generators therefor characterised by the output polarity monopolar
-
- 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
- A61B2218/005—Irrigation using gas or vapor, e.g. for protection or purging
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
- H05H1/4645—Radiofrequency discharges
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Medical Informatics (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electromagnetism (AREA)
- Surgical Instruments (AREA)
Description
11 内視鏡
12 ガス供給ライン
13 器具
14 身体の腔(内腔)
15 長手方向の長さの方向
16 内視鏡の遠位端
17 ヘッド
18 ガス供給ユニット
19 高周波発振器
21 正面
22 チャネル
23 内腔
24 中央領域
25 第1開口部
26、26a、26b、26c、26d 第2開口部
27 第2開口部
28 周辺領域
29 周辺領域
30 器具ヘッドの側面
31 器具ヘッドの側面
32 側面
33 一次ストリームチャネル部
34 入口
37 一次ストリーム/プラズマの流れ
38 二次ストリーム
39 二次ストリーム
40 流れ方向
41 近位端
42 開口領域
43 端縁
44 壁
45a、45b 開口領域
46a、46b 外縁部
51 開口幅
52 開口高さ
53 側面
54 側面
55 開口幅
56 開口高さ
60 電線
61 電極
62 生体組織
63 電極の遠位端
64 電極の近位端
65 縁部
66 縁部
69 プラズマ
70 入口
75 チャネル壁
78 距離/点火距離
80 ガイド部
82 壁
82a、82b 壁部
83 ガイド壁面
84 二次ストリームチャネル部
85 二次ストリームチャネル部
86 分割縁部
87 入口
88 破線
89a、89b 壁部
90~93 壁面
94 ガス供給ラインの遠位端
Claims (14)
- ヘッド(17)を備える電気外科器具(13)であって、
前記ヘッド(17)は、チャネル(22)の、ガスを充填可能な内腔(23)と、前記ヘッド(17)から離れてガスの一次ストリーム(37)を形成するように前記内腔(23)に接続される第1開口部(25)と、前記一次ストリーム(37)の隣に、または、前記一次ストリーム(37)の周りに少なくとも一部周辺的に、ガスの二次ストリーム(38、39)を形成するように前記内腔(23)に接続される、少なくとも1つの第2開口部(26、27)とを有し、
前記ヘッド(17)には、電極(61)が配置され、
前記電極(61)は、前記一次ストリーム(37)が、前記電極(61)を通り過ぎて流れるように前記ヘッド(17)に配置される
電気外科器具(13)。 - 前記少なくとも1つの第2開口部(26、27)は、前記第1開口部(25)から後退して配置される
請求項1に記載の電気外科器具(13)。 - 前記チャネル(22)は、前記第1開口部(25)に接続される一次ストリームチャネル部(33)を有し、
前記一次ストリームチャネル部(33)の流れの断面は、前記第1開口部(25)の手前で前記第1開口部(25)の方向に向かって減少する
請求項1または2に記載の電気外科器具(13)。 - 前記チャネル(22)は、前記第1開口部(25)に接続される一次ストリームチャネル部(33)を有し、
前記一次ストリームチャネル部(33)の入口(34)は、前記少なくとも1つの第2開口部(26、27)と面一で終端となる、または前記一次ストリームチャネル部(33)の前記入口(34)は、前記少なくとも1つの第2開口部(26、27)から近位に後退して配置される
請求項1~3のいずれか1項に記載の電気外科器具(13)。 - 複数の前記第1開口部(25)の開口領域(42)は、前記少なくとも1つの第2開口部(26、27)の開口領域(45a、45b)より大きい
請求項1~4のいずれか1項に記載の電気外科器具(13)。 - 前記第1開口部(25)の開口幅(51)は、前記開口幅(51)に対して直交に測定された、前記第1開口部(25)の開口高さ(52)より大きい
請求項1~5のいずれか1項に記載の電気外科器具(13)。 - 前記第2開口部(26、27)は、腎臓状、アーチ状、または鎌状の形状である
請求項1~6のいずれか1項に記載の電気外科器具(13)。 - 前記チャネル(22)は、前記第1開口部(25)に接続される一次ストリームチャネル部(33)を有し、
前記一次ストリームチャネル部(33)の隣に、または前記一次ストリームチャネル部(33)を取り囲んで、前記少なくとも1つの第2開口部(26、27)に接続される二次ストリームチャネル部(84、85)が配置される
請求項1~7のいずれか1項に記載の電気外科器具(13)。 - 前記二次ストリームチャネル部(84、85)の流れの断面は、前記少なくとも1つの第2開口部(26、27)の手前で前記少なくとも1つの第2開口部(26、27)の方向に向かって減少する
請求項8に記載の電気外科器具(13)。 - 前記チャネル(22)は、前記第1開口部(25)に接続される一次ストリームチャネル部(33)を有し、
前記一次ストリームチャネル部(33)の入口(34)は、分割縁部(86)を有する
請求項1~9のいずれか1項に記載の電気外科器具(13)。 - 前記電気外科器具(13)は、単極式器具である
請求項1~10のいずれか1項に記載の電気外科器具(13)。 - 前記電極(61)の遠位端(63)は、ガスの流れ方向(40)に見て、前記少なくとも1つの第2開口部(26、27)の下流に配置される
請求項1~11のいずれか1項に記載の電気外科器具(13)。 - 前記電極(61)は、小板状、へら状、針状、またはナイフ状の形状である
請求項1~12のいずれか1項に記載の電気外科器具(13)。 - 請求項1~13のいずれか1項に記載の電気外科器具(13)のための器具ヘッド(17)。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17174743.9A EP3412234B1 (de) | 2017-06-07 | 2017-06-07 | Instrument mit einem mehrstrominstrumentenkopf zur argon-plasma-koagulation |
| EP17174743.9 | 2017-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018202176A JP2018202176A (ja) | 2018-12-27 |
| JP7079153B2 true JP7079153B2 (ja) | 2022-06-01 |
Family
ID=59053945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018109166A Expired - Fee Related JP7079153B2 (ja) | 2017-06-07 | 2018-06-07 | アルゴンプラズマ凝固用のマルチストリーム器具ヘッドを備える器具 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US12156687B2 (ja) |
| EP (1) | EP3412234B1 (ja) |
| JP (1) | JP7079153B2 (ja) |
| KR (1) | KR102535433B1 (ja) |
| CN (1) | CN108992163B (ja) |
| BR (1) | BR102018010654A2 (ja) |
| PL (1) | PL3412234T3 (ja) |
| RU (1) | RU2748309C2 (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3714926A1 (de) | 2019-03-28 | 2020-09-30 | Erbe Elektromedizin GmbH | Instrument, instrumentenkopf, applikationssystem und verfahren |
| WO2021022510A1 (en) * | 2019-08-07 | 2021-02-11 | Covidien Lp | Electrosurgical systems |
| CA3165834C (en) | 2019-08-14 | 2024-10-22 | Biocompatibles Uk Limited | FLEXIBLE CRYOSPROBE |
| WO2021030732A1 (en) | 2019-08-14 | 2021-02-18 | Biocompatibles Uk Limited | Dual stage cryocooler |
| PL3943029T3 (pl) * | 2020-07-23 | 2025-07-14 | Erbe Elektromedizin Gmbh | Sonda plazmowa z ulepszonymi właściwościami zapłonu |
| EP3984480A1 (de) | 2020-10-16 | 2022-04-20 | Erbe Elektromedizin GmbH | Multilumensonde |
| US20220022933A1 (en) * | 2021-07-14 | 2022-01-27 | Erbe Elektromedizin Gmbh | Plasma Probe with Improved Ignition Behavior |
| EP4458296A1 (de) * | 2023-05-04 | 2024-11-06 | Erbe Elektromedizin GmbH | Plasmainstrument |
| GB2637024A (en) * | 2024-01-04 | 2025-07-09 | Era Medical Ltd | Treatment of living biological surfaces with plasma |
| CN118902592B (zh) * | 2024-10-10 | 2024-12-13 | 浙江工业大学 | 一种低温等离子刀的刀头辅助装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2008543355A (ja) | 2005-05-09 | 2008-12-04 | エルベ エレクトロメディジン ゲーエムベーハー | アルゴンプラズマ凝固用内視鏡手術装置 |
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| DE10351370B4 (de) | 2003-11-04 | 2011-08-11 | Erbe Elektromedizin GmbH, 72072 | Instrument für die Plasma-Koagulation |
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| DE102009044512B4 (de) * | 2009-09-11 | 2021-08-12 | Erbe Elektromedizin Gmbh | Karbonisierungsverhinderungsvorrichtung |
| US8475451B2 (en) * | 2010-06-08 | 2013-07-02 | Kwangwoon University Industry-Academic Collaboration Foundation | Medical plasma generator and endoscope using the same |
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-
2017
- 2017-06-07 EP EP17174743.9A patent/EP3412234B1/de active Active
- 2017-06-07 PL PL17174743.9T patent/PL3412234T3/pl unknown
-
2018
- 2018-05-24 BR BR102018010654-6A patent/BR102018010654A2/pt not_active Application Discontinuation
- 2018-05-30 RU RU2018119933A patent/RU2748309C2/ru active
- 2018-06-04 KR KR1020180064223A patent/KR102535433B1/ko active Active
- 2018-06-06 CN CN201810573784.5A patent/CN108992163B/zh active Active
- 2018-06-06 US US16/001,749 patent/US12156687B2/en active Active
- 2018-06-07 JP JP2018109166A patent/JP7079153B2/ja not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008543355A (ja) | 2005-05-09 | 2008-12-04 | エルベ エレクトロメディジン ゲーエムベーハー | アルゴンプラズマ凝固用内視鏡手術装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108992163B (zh) | 2021-12-03 |
| KR20180133802A (ko) | 2018-12-17 |
| US20180353233A1 (en) | 2018-12-13 |
| US12156687B2 (en) | 2024-12-03 |
| RU2018119933A (ru) | 2019-12-09 |
| KR102535433B1 (ko) | 2023-05-24 |
| RU2018119933A3 (ja) | 2021-04-14 |
| EP3412234A1 (de) | 2018-12-12 |
| RU2748309C2 (ru) | 2021-05-21 |
| EP3412234B1 (de) | 2022-11-16 |
| BR102018010654A2 (pt) | 2019-01-15 |
| JP2018202176A (ja) | 2018-12-27 |
| CN108992163A (zh) | 2018-12-14 |
| PL3412234T3 (pl) | 2023-03-06 |
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