JP5542714B2 - 高周波外科手術装置 - Google Patents
高周波外科手術装置 Download PDFInfo
- Publication number
- JP5542714B2 JP5542714B2 JP2011025650A JP2011025650A JP5542714B2 JP 5542714 B2 JP5542714 B2 JP 5542714B2 JP 2011025650 A JP2011025650 A JP 2011025650A JP 2011025650 A JP2011025650 A JP 2011025650A JP 5542714 B2 JP5542714 B2 JP 5542714B2
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- JP
- Japan
- Prior art keywords
- conductor
- high frequency
- surgical apparatus
- frequency
- frequency generator
- 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
- 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
- A61B18/1402—Probes for open surgery
-
- 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
- A61B18/1233—Generators therefor with circuits for assuring patient safety
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Description
シールド11および13の容量性負荷は、直列のキャパシタンスCSAEおよびCSNEで表されている。負荷抵抗RLは、図2では、さまざまな負荷条件、特に高抵抗負荷条件または開回路動作を例示する意味で、可変抵抗器として実現されている。さらにまた、中性電極NEのインピーダンスは抵抗器RNEで表されている。可変抵抗器RLeakは、リーク電流が、特に抵抗器RLの関数として可変的であることを明確にしている。
3 高周波発生器
5 外科手術用器械
6 組織
7 第1の導線
9 第2の導線
11 シールド
13 シールド
15 接地経路
17 電流測定器
18 中央中性点
19 戻り線
21 戻り線
23 共通モードチョーク
25 キャパシタンス
AE 活性電極
NE 中性電極
CAE 減結合コンデンサ
CNE 減結合コンデンサ
CSAE キャパシタンス
CSNE キャパシタンス
RNE 中性電極のインピーダンス
RLeak リーク電流インピーダンス
Claims (9)
- 高周波発生器(3)と、
それぞれが高周波発生器(3)に接続可能とされた活性電極(AE)と中性電極(NE)とを有する少なくとも一つの外科手術用器械(5)と、を備え、
前記活性電極(AE)は第1の導線(7)を介して前記高周波発生器(3)に接続可能とされ、かつ前記中性電極(NE)は第2の導線(9)を介して前記高周波発生器(3)に接続可能とされるとともに、
前記第1および/または第2の導線(7、9)はシールド(11、13)を備え、かつ前記電極(AE、NE)の近傍の前記導線(7、9)上に減結合コンデンサ(CAE、CNE)を配置してなる高周波外科手術装置(1)。 - 前記導線(AE、NE)のシールドは接地経路(15)を介して接地されるものであることを特徴とする請求項1に記載の高周波外科手術装置。
- 前記接地経路(15)は電流測定器(17)を備え、当該電流測定器は前記接地経路(15)を介して流れるリーク電流を検出するものであることを特徴とする請求項1または2に記載の高周波外科手術装置。
- 前記第1の導線(7)および前記第2の導線(9)は、それぞれシールド(11、13)を備えることを特徴とする請求項1〜3のいずれかに記載の高周波外科手術装置。
- 前記第1の導線(7)および前記第2の導線(9)に、減結合コンデンサ(CAE、CNE)を備えることを特徴とする請求項4に記載の高周波外科手術装置。
- 前記第2の導線(9)にのみ減結合コンデンサ(CNE)を備えることを特徴とする請求項1〜3のいずれかに記載の高周波外科手術装置。
- 前記第1の導線(7)にのみ減結合コンデンサ(CAE)を備えることを特徴とする請求項1〜3のいずれかに記載の高周波外科手術装置。
- 前記導線(7、9)の前記シールド(11、13)は、戻り線(19、21)を介して中央中性点(18)において前記高周波発生器(3)に接続可能とされていることを特徴とする請求項1〜7のいずれかに記載の高周波外科手術装置。
- 戻り線(19、21)に少なくとも一つの共通モードチョーク(23)を備えることを特徴とする請求項8に記載の高周波外科手術装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010000396.4 | 2010-02-12 | ||
DE102010000396A DE102010000396A1 (de) | 2010-02-12 | 2010-02-12 | HF-Chirurgiegerät |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011161232A JP2011161232A (ja) | 2011-08-25 |
JP5542714B2 true JP5542714B2 (ja) | 2014-07-09 |
Family
ID=44012629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011025650A Active JP5542714B2 (ja) | 2010-02-12 | 2011-02-09 | 高周波外科手術装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9283030B2 (ja) |
EP (1) | EP2359765B1 (ja) |
JP (1) | JP5542714B2 (ja) |
CN (1) | CN102160816B (ja) |
DE (1) | DE102010000396A1 (ja) |
PL (1) | PL2359765T3 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140031807A1 (en) * | 2012-07-27 | 2014-01-30 | Brett Lane Netherton | Electromagnetic Shielding For An Electrosurgical Unit |
WO2014149690A2 (en) * | 2013-03-15 | 2014-09-25 | Boston Scientific Scimed, Inc. | Medical devices and methods for treatment of hypertension that utilize impedance compensation |
EP3875139A1 (en) * | 2014-03-26 | 2021-09-08 | Venclose, Inc. | Venous disease treatment |
US10709492B2 (en) * | 2014-10-14 | 2020-07-14 | Biosense Webster (Israel) Ltd. | Effective parasitic capacitance minimization for micro ablation electrode |
US10512505B2 (en) | 2018-05-07 | 2019-12-24 | Farapulse, Inc. | Systems, apparatuses and methods for delivery of ablative energy to tissue |
CN112118798A (zh) * | 2018-05-07 | 2020-12-22 | 法拉普尔赛股份有限公司 | 用于过滤由脉冲电场消融诱导的高压噪声的系统、设备和方法 |
US11497541B2 (en) | 2019-11-20 | 2022-11-15 | Boston Scientific Scimed, Inc. | Systems, apparatuses, and methods for protecting electronic components from high power noise induced by high voltage pulses |
US11065047B2 (en) | 2019-11-20 | 2021-07-20 | Farapulse, Inc. | Systems, apparatuses, and methods for protecting electronic components from high power noise induced by high voltage pulses |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121590A (en) * | 1977-03-14 | 1978-10-24 | Dentsply Research And Development Corporation | System for monitoring integrity of a patient return circuit |
DE2803275C3 (de) * | 1978-01-26 | 1980-09-25 | Aesculap-Werke Ag Vormals Jetter & Scheerer, 7200 Tuttlingen | Fernschalteinrichtung zum Schalten eines monopolaren HF-Chirurgiegerätes |
JPS6046610U (ja) * | 1983-09-05 | 1985-04-02 | オリンパス光学工業株式会社 | 内視鏡装置 |
DE3523871C3 (de) | 1985-07-04 | 1994-07-28 | Erbe Elektromedizin | Hochfrequenz-Chirurgiegerät |
US4945912A (en) * | 1988-11-25 | 1990-08-07 | Sensor Electronics, Inc. | Catheter with radiofrequency heating applicator |
DE9117190U1 (de) | 1991-01-16 | 1996-11-14 | Erbe Elektromedizin GmbH, 72072 Tübingen | Hochfrequenz-Chirurgiegerät |
US5312401A (en) * | 1991-07-10 | 1994-05-17 | Electroscope, Inc. | Electrosurgical apparatus for laparoscopic and like procedures |
US5792141A (en) * | 1996-03-05 | 1998-08-11 | Medicor Corporation | Electrosurgical device for preventing capacitive coupling and the formation of undesirable current paths |
DE19734369B4 (de) * | 1997-02-17 | 2004-10-28 | Hüttinger Medizintechnik GmbH & Co. KG | Vorrichtung zur Verringerung oder Vermeidung hochfrequenter Ableitströme bei Elektrochirurgiegeräten |
DE29707456U1 (de) * | 1997-04-24 | 1997-06-19 | Lee, Shen-Chin, Taipeh/T'ai-pei | Rohrverbindung |
DE19839826A1 (de) * | 1998-09-01 | 2000-03-02 | Karl Fastenmeier | Hochfrequenzeinrichtung zur Erzeugung eines Plasmabogens für die Behandlung von menschlichem Gewebe |
US7844319B2 (en) * | 1998-11-04 | 2010-11-30 | Susil Robert C | Systems and methods for magnetic-resonance-guided interventional procedures |
JP2000254145A (ja) * | 1999-03-09 | 2000-09-19 | Olympus Optical Co Ltd | 電気外科手術装置 |
GB9911956D0 (en) * | 1999-05-21 | 1999-07-21 | Gyrus Medical Ltd | Electrosurgery system and method |
GB0021799D0 (en) * | 2000-09-05 | 2000-10-18 | Gyrus Medical Ltd | Electrosurgery system |
EP1581128B1 (en) * | 2003-01-09 | 2007-05-30 | Gyrus Medical Limited | An electrosurgical generator |
WO2010008833A1 (en) * | 2008-06-23 | 2010-01-21 | Greatbatch Ltd. | Frequency selective passive component networks for implantable leads of active implantable medical devices utilizing an energy dissipating surface |
DE102008039884A1 (de) * | 2008-08-27 | 2010-03-04 | Erbe Elektromedizin Gmbh | Elektrochirurgischer HF-Generator |
-
2010
- 2010-02-12 DE DE102010000396A patent/DE102010000396A1/de not_active Withdrawn
-
2011
- 2011-02-08 EP EP11153701.5A patent/EP2359765B1/de active Active
- 2011-02-08 PL PL11153701T patent/PL2359765T3/pl unknown
- 2011-02-09 JP JP2011025650A patent/JP5542714B2/ja active Active
- 2011-02-11 US US13/025,892 patent/US9283030B2/en not_active Expired - Fee Related
- 2011-02-12 CN CN201110036982.6A patent/CN102160816B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US9283030B2 (en) | 2016-03-15 |
CN102160816A (zh) | 2011-08-24 |
PL2359765T3 (pl) | 2018-02-28 |
EP2359765B1 (de) | 2017-09-13 |
DE102010000396A1 (de) | 2011-08-18 |
JP2011161232A (ja) | 2011-08-25 |
EP2359765A1 (de) | 2011-08-24 |
US20110202051A1 (en) | 2011-08-18 |
CN102160816B (zh) | 2014-03-12 |
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