JP7250360B2 - 電気手術装置の絶縁装置 - Google Patents
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Description
本発明は、図2を参照して上述した分離回路を改善する複合型アイソレータ・ダイプレクサを提供する。本発明の実施形態は、大きく異なる周波数、例えば5.8GHz及び400kHzでRF波形及びマイクロ波の波形を生成する電気外科発生器での使用に適した複合型アイソレータ・ダイプレクサを提供し、共通の供給ラインから受け取ったエネルギーを使用して電気外科器具が様々な形態の治療を施せるようにし得る。
複合型アイソレータ・ダイプレクサ100の円筒導波路アイソレータは、カラー104によって分離された一対のエンドキャップ102、106から形成される。
Claims (13)
- 第1の入力、第2の入力および出力を有し、前記第1の入力は第1周波数を有する無線周波(RF)電磁(EM)放射をRFチャネルから受信するように接続可能であり、前記第2の入力は前記第1周波数よりも高い第2周波数を有するマイクロ波EM放射をマイクロ波チャネルから受信するように接続可能であり、前記出力は前記RF EM放射と前記マイクロ波EM放射を共通信号経路に伝送するための前記第1の入力及び前記第2の入力と通信する、結合回路と、
前記マイクロ波チャネルを前記RF EM放射から分離するために前記結合回路に接続された導波路アイソレータと、
を備えるアイソレータ・ダイプレクサ複合型デバイスであって、
前記導波路アイソレータは、
導電性入力部(102)と、
導電性出力部(106)と、
前記入力部(102)と嵌合する第1の端部、及び前記出力部(106)と嵌合する第2の端部を有する導電性中間部(104)と、
前記入力部(102)と前記中間部(104)との間に配置された第1のDC絶縁バリア(127)と、
前記中間部(104)と前記出力部(106)との間に配置された第2のDC絶縁バリア(127)と、を備え
前記入力部(102)、前記中間部(104)、及び前記出力部(106)は共に導波路空洞を囲み、
前記結合回路の前記出力は、信号導体と接地導体を含み、
前記第1のDC絶縁バリア(127)及び前記第2のDC絶縁バリア(127)は、前記結合回路からの前記出力の前記接地導体と前記導波路アイソレータの前記導電性入力部(102)との間に一対の直列接続容量性構造をもたらし、
前記一対の直列接続容量性構造は、前記第1および前記第2のDC絶縁バリアを越えるRF EMエネルギーの結合と前記導波路アイソレータからのマイクロ波EMエネルギーの漏出を抑制するように配置される、
前記アイソレータ・ダイプレクサ複合型デバイス(100)。 - 前記入力部(102)、前記中間部(104)及び前記出力部(106)が、長手方向に沿って順に配置され、
前記中間部(104)は、前記第1のDC絶縁バリアにおいて前記長手方向の前記入力部(102)と重なり、
前記中間部(104)は、前記第2のDC絶縁バリアにおいて前記長手方向の前記出力部(106)と重なる、
請求項1に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。 - 共通信号経路に接続された前記出力には、前記導波路アイソレータの前記出力部(106)に取り付けられた出力プローブが含まれ、
前記出力プローブは、前記導波路アイソレータに延びて前記導波路から前記マイクロ波EMエネルギーを結合する第1結合導体を有し、
前記第2の入力は、前記導波路アイソレータの前記入力部(102)に取り付けられた入力プローブを含み、
前記入力プローブは、前記マイクロ波EMエネルギーを前記空洞に結合するために前記導波路アイソレータ内に延びる第2の結合導体を有し、
前記第1の結合導体及び前記第2の結合導体は、前記長手方向に直交する方向に延びる、
請求項2に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。 - 前記第1の結合導体は、第1の方向から前記導波路空洞内に延びており、前記第2の結合導体は前記第1の方向とは反対の第2の方向から前記導波路空洞内に延びている、請求項3に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記第1の入力は、前記導波路アイソレータに取り付けられたRFコネクタ(132)を含み、
前記RFコネクタは、前記導波路空洞内に延びて前記出力プローブの前記結合導体(140)に電気的に接触する信号導体を有し、
前記信号導体は、前記長手方向に延び、
前記信号導体は、前記信号導体の電位と前記導波路アイソレータ内の前記マイクロ波EMエネルギーの電位とを実質的に合わせる長さによって前記導波路空洞内に延びるように配置される、
請求項3または4に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。 - 前記RFコネクタが、前記出力部(106)に接続され、前記RFコネクタの前記信号導体を介して前記マイクロ波EMエネルギーが前記導波路アイソレータから漏出するのを阻止するように構成された同軸フィルタを備える、請求項5に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記同軸フィルタが2つのセクションのリエントラント型同軸フィルタを含む、請求項5に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記導波路アイソレータが、前記長手方向に沿って前記導波路空洞に調整可能に挿入可能な複数の同調スタブを備える、請求項2~7のいずれか一項に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記複数の調整スタブが、前記入力部(102)の長手方向の端面を通して挿入可能な第1の調整スタブと、前記出力部(106)の長手方向の端面を通して挿入可能な第2の調整スタブとを含む、請求項8に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記第1のDC絶縁バリアにおいて前記入力部(102)と前記中間部(104)との間に配置された絶縁層を含む、請求項1~9のいずれか1項に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記第2のDC絶縁バリアにおいて前記出力部(106)と前記中間部(104)との間に配置された絶縁層を含む、請求項1~10のいずれか1項に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 前記導波路空洞が円筒形である、請求項1~11のいずれか1項に記載のアイソレータ・ダイプレクサ複合型デバイス(100)。
- 生体組織の切除のための電気外科装置であって、
第1の周波数を有するRF電磁(EM)放射を生成する無線周波数(RF)信号発生器と、
前記第1の周波数よりも高い第2の周波数を有するマイクロ波EM放射を生成するマイクロ波信号発生器と、
前記RF EM放射及び前記マイクロ波EM放射をその遠位端から別々にまたは同時に送出するように構成されたプローブと、
前記RF EM放射と前記マイクロ波EM放射を前記プローブに伝送するための給電構造であって、前記プローブを前記RF信号発生器に接続するRFチャネルと、前記プローブを前記マイクロ波信号発生器に接続するマイクロ波チャネルとを備える前記給電構造と、
を備え、
前記RFチャネルと前記マイクロ波チャネルは、それぞれ前記RF信号発生器と前記マイクロ波信号発生器から物理的に分離した信号経路を備え、
前記給電構造は、請求項1から12のいずれか1項に記載のアイソレータ・ダイプレクサデバイス(100)を含む。
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GB1713174.9 | 2017-08-17 | ||
GB1713174.9A GB2565574B (en) | 2017-08-17 | 2017-08-17 | Isolation device for electrosurgical apparatus |
PCT/EP2018/072153 WO2019034708A1 (en) | 2017-08-17 | 2018-08-15 | INSULATION DEVICE FOR ELECTROSURGICAL APPARATUS |
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JP2020531065A5 JP2020531065A5 (ja) | 2021-09-24 |
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JP2015530172A (ja) | 2012-09-27 | 2015-10-15 | クレオ・メディカル・リミテッドCreo Medical Limited | 合成されたrf/マイクロ波伝送のための電気外科装置 |
JP2016538962A (ja) | 2013-12-09 | 2016-12-15 | クレオ・メディカル・リミテッドCreo Medical Limited | 生体組織に供給するために無線周波数エネルギーおよびマイクロ波エネルギーを生成するための電気手術装置 |
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RU2466758C1 (ru) * | 2011-06-06 | 2012-11-20 | Государственное образовательное учреждение высшего профессионального образования "Саратовский государственный технический университет" (СГТУ) | Контактный микроволновый аппликатор |
CN202231127U (zh) * | 2011-09-01 | 2012-05-23 | 中国电子科技集团公司第三十八研究所 | 一种小型化的微波滤波器 |
EP4111994A1 (en) * | 2014-04-29 | 2023-01-04 | William Dean Wallace | Portable surgical devices for treating neoplastic and hyperplastic cells in the cervix and other dermatologically or surface related disorders |
GB201418486D0 (en) * | 2014-10-17 | 2014-12-03 | Creo Medical Ltd | Cable for conveying radiofrequency and/or microwave frequency energy to an electrosurgical instrument |
GB2543509B (en) * | 2015-10-19 | 2020-10-14 | Creo Medical Ltd | Electrosurgical instrument |
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JP2015530172A (ja) | 2012-09-27 | 2015-10-15 | クレオ・メディカル・リミテッドCreo Medical Limited | 合成されたrf/マイクロ波伝送のための電気外科装置 |
JP2016538962A (ja) | 2013-12-09 | 2016-12-15 | クレオ・メディカル・リミテッドCreo Medical Limited | 生体組織に供給するために無線周波数エネルギーおよびマイクロ波エネルギーを生成するための電気手術装置 |
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GB201713174D0 (en) | 2017-10-04 |
US20200352622A1 (en) | 2020-11-12 |
CA3070035A1 (en) | 2019-02-21 |
JP2020531065A (ja) | 2020-11-05 |
RU2020107095A3 (ja) | 2022-02-28 |
IL272053A (en) | 2020-03-31 |
GB2565574B (en) | 2022-01-19 |
RU2771297C2 (ru) | 2022-04-29 |
ES2888404T3 (es) | 2022-01-04 |
EP3669418B1 (en) | 2021-07-28 |
AU2018316494A1 (en) | 2020-02-06 |
GB2565574A (en) | 2019-02-20 |
WO2019034708A1 (en) | 2019-02-21 |
BR112020001150A2 (pt) | 2020-07-21 |
EP3669418A1 (en) | 2020-06-24 |
KR20200043370A (ko) | 2020-04-27 |
ZA202000398B (en) | 2022-07-27 |
AU2018316494B2 (en) | 2022-08-11 |
CN111133629A (zh) | 2020-05-08 |
RU2020107095A (ru) | 2021-09-17 |
PT3669418T (pt) | 2021-09-06 |
US11490950B2 (en) | 2022-11-08 |
SG11202000446UA (en) | 2020-02-27 |
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