JP2016514550A - ステップダウン同軸マイクロ波アブレーションアプリケータ及び同を製造するための方法 - Google Patents
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Abstract
Description
他の実施形態では、チョークの外径(ODchoke)は、同軸フィードラインセグメント112(ODcable1 )の外径未満に設定されてよい。チョークの誘電絶縁体244の外径(ODchoke dielectric )は、したがって以下の方程式から決定される。
Claims (35)
- マイクロ波アブレーションアプリケータを製造するための方法であって、
(a)第1の内側導体の外側表面に第1の誘電体を配置することであって、前記第1の誘電体が前記第1の内側導体の前記長手方向軸に垂直な平面で第1の面を有する、配置すること、及び(b)前記第1の誘電体の前記外側表面に外側導体を配置することによってフィードラインセグメントを形成することと、
(a)前記第2の内側導体の前記外側表面に第2の誘電体を配置することであって、前記第2の誘電体が前記第1の誘電体の前記直径未満の直径を有する、配置すること、及び(b)前記第2の誘電体の前記外側表面に第2の外側導体を配置することによってステップダウンセグメントを形成することと、
(a)前記第3の内側導体の前記外側表面に第3の誘電体を配置することであって、前記第3の誘電体が前記第1の誘電体の前記直径未満の直径を有する、配置すること、(b)前記第3の誘電体の遠位末端にフィードギャップを形成するために前記第3の誘電体の近接端部の前記外側表面に第3の外側導体を配置すること、(c)前記第3の外側導体の前記外側表面にバラン誘電体を配置すること、及び(d)前記バラン誘電体の前記外側表面にバラン外側導体を配置することによって放射体ベースセグメントを形成すること
を含む方法。 - マイクロ波アブレーションアプリケータを製造する方法であって、
内側導体の第1の部分の前記外側表面に第1の誘電体を配置することと、
前記第1の誘電体の前記外側表面に第1の外側導体を配置することと、
前記内側導体の前記第1の部分に遠位で隣接する前記内側導体の第2の部分の前記外側表面に第2の誘電体を配置することであって、前記第2の誘電体が前記第1の誘電体の前記直径未満の直径を有する、配置することと、
前記第2の誘電体の前記外側表面に第2の外側導体を配置することと、
前記内側導体の第3の部分の前記外側表面に第3の誘電体を配置することであって、前記第3の誘電体が前記第1の誘電体の前記直径未満の直径を有する、配置することと、
前記第3の誘電体の遠位末端にフィードギャップを形成するために前記第3の誘電体の近接端部の前記外側表面に第3の外側導体を配置することと、
前記第3の外側導体の前記外側表面にバラン誘電体を配置することと、
前記バラン誘電体の近接端部の前記外側表面にバラン外側導体を配置することと
を含む方法。 - 前記第1の誘電体、前記第2の誘電体、及び前記第3の誘電体が前記同じ誘電材料から作られる、請求項2に記載の方法。
- 導体の部分に誘電体を配置することが、前記導体の前記部分の上に前記誘電体を摺動すること、前記導体の前記部分の上に前記誘電体を熱収縮すること、及び前記導体の前記部分の回りに前記誘電体を巻き付けることの内の少なくとも1つを含む、請求項2に記載の方法。
- 誘電体に外側導体を配置することが、前記誘電体に編組を置くことを含む、請求項2に記載の方法。
- 前記第3の外側導体を配置することが、前記第3の誘電体に編組を置くことと、フィードギャップを形成するために前記放射体ベースセグメントの末端部から前記編組を剥離することとを含む、請求項2に記載の方法。
- マイクロ波アブレーションアプリケータを製造する方法であって、
ロッドの中央部分が前記中央部分に隣接する前記ロッドの近端部の前記直径未満の直径を有するように、内側導体を取り囲む誘電体を含んだ前記ロッドの前記中央部分から誘電材料を取り除くことと、
前記ロッドの末端部が前記ロッドの中央部分の前記直径未満の直径を有するように、前記ロッドの前記中央部分に隣接する前記ロッドの前記末端部から誘電材料を取り除くことと、
前記ロッドの前記近端部の前記外側表面に第1の外側導体を配置することと、
前記ロッドの前記中央部分の前記外側表面に第2の外側導体を配置することと、
前記ロッドの前記末端部の遠位末端にフィードギャップを形成するために前記ロッドの前記末端部の近接端部の前記外側表面に第3の外側導体を配置することと、
前記第3の外側導体の前記外側表面にバラン誘電体を配置することと、
前記バラン誘電体の近接端部の前記外側表面にバラン外側導体を配置することと
を含む、方法。 - ロッドを形成するために前記内側導体の前記外側表面に前記誘電体を配置することをさらに含む、請求項7に記載の方法。
- ロッドを形成するために内側導体の前記外側表面に誘電体を配置することは、前記内側導体の前記外側表面の回りに誘電性テープを巻き付けることを含む、請求項8に記載の方法。
- 誘電材料を取り除くことが、前記誘電性テープの部分をはがすことを含む、請求項9に記載の方法。
- 前記放射体ベースセグメントの前記内側導体の上に放射区間を取り付けることをさらに含む、請求項7に記載の方法。
- 前記放射体ベースセグメントの前記内側導体の上に前記放射区間を取り付けることは、クリンピング、はんだ付け、又は溶接を含む、請求項11に記載の方法。
- 誘電材料が、前記中央部分の前記直径が前記中央部分の近接端部での第1の直径から前記中央部分の遠位末端での第2の直径に先細るように前記ロッドの前記中央部分から取り除かれ、前記第1の直径が前記第2の直径よりも大きい、請求項7に記載の方法。
- 誘電材料が、前記ロッドの前記近端部の前記直径未満の異なる直径を有する複数の段を形成するために前記ロッドの前記中央部分から取り除かれる、請求項7に記載の方法。
- 段の間の前記遷移を円滑にするために段の間にフェルールを配置することをさらに含む、請求項14に記載の方法。
- 前記フェルールは、段の間の前記遷移を円滑にするために前記段の前記面に配置される、請求項15に記載の方法。
- 誘電材料が、前記バラン外側導体の前記外径が前記第1の外側導体の前記外径未満となるように前記ロッドの末端部から取り除かれる、請求項7に記載の方法。
- 第1の内側導体、前記第1内側導体の前記外側表面に配置され、前記第1の内側導体の前記長手方向軸に垂直の平面に第1の面を有する第1の誘電体、及び前記第1の誘電体の前記外側表面に配置される第1の外側導体を含むフィードラインセグメントと、
第2の内側導体、前記第1の誘電体の前記直径未満の直径を有し、前記第2の内側導体の前記外側表面に配置される第2の誘電体、及び前記第2の誘電体の前記外側表面に配置される第2の外側導体を含むステップダウンセグメントと、
第3の内側導体と、前記第1の誘電体の前記直径未満の直径を有し、前記第3の内側導体の前記外側表面に配置される第3の誘電体と、放射体ベースセグメントの遠位末端にフィードギャップを形成するために前記第3の誘電体の前記近接端部の前記外側表面に配置される第3の外側導体と、前記第3の外側導体の前記外側表面に配置されるバラン誘電体と、前記バラン誘電体の前記外側表面に配置されるバラン外側導体とを含み、前記第3の外側導体が、フィードギャップを離れるために前記第3の誘電体の前記長さ未満である長さを有する、前記放射体ベースセグメントと
を備えるマイクロ波アブレーションアプリケータ。 - 前記フィードラインセグメント、前記ステップダウンセグメント、及び前記放射体ベースセグメントの内の1つ又は複数が剛性、半剛性、又は可撓性である、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記第2の内側導体及び前記第3の内側導体の前記直径が前記第1の内側導体の前記直径に等しい、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記第2の内側導体及び前記第3の内側導体が前記第1の内側導体の伸長部である、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記バラン導体の前記外径は、前記フィードラインセグメントの前記第1の外側導体の前記外径に等しい、又はほぼ等しい、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記ステップダウンセグメントが、前記ステップダウンセグメントの近接端部での第1の直径から、前記ステップダウンセグメントの遠位末端での第2のより小さい直径に先細る、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記ステップダウンセグメントが複数の段を含む、請求項18に記載のマイクロ波アブレーションアプリケータ。
- フェルールが前記ステップダウンセグメントの前記段のそれぞれに配置される、請求項24に記載のマイクロ波アブレーションアプリケータ。
- 前記ステップダウンセグメントの前記長さは、前記第2の誘電体の前記誘電率によってスケールを変更される、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記フィードラインセグメント、前記ステップダウンセグメント、及び前記放射体ベースセグメントが、内側導体及び前記内側導体の回りに配置される誘電絶縁体を含む同軸フィードラインコアから機械加工される、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記第1の誘電体、前記第2の誘電体、前記第3の誘電体、及び前記バラン誘電体の内の少なくとも1つが誘電性テープである、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 前記第2の誘電体が、発泡PTFE、低密度PTFE(LDPTFE)、微孔性PTFE、テープを巻き付けられたPTFE、テープを巻き付けられ、焼結されたPTFE、またはPFAである、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 銭第2の外側導体が、銀メッキ銅フラットワイヤ編組、引き抜き銅管、導電性インク被覆PET熱収縮、銀メッキPET熱収縮、又は銀メッキ銅被覆鋼編組である、請求項18に記載のマイクロ波アブレーションアプリケータ。
- 同軸フィードラインセグメント、及びインピーダンスステップダウンセグメント、放射体ベースセグメント、並びに前記放射体ベースセグメントに配置される同軸バランを含む同軸ケーブルと、
前記放射体ベースセグメントの遠位末端に取り付けられる放射体区間と、
前記同軸ケーブル及び取り付けられた放射体区間を受け入れるように構成される誘電体緩衝冷却セグメントと
を備えるマイクロ波アブレーションアプリケータ。 - 前記フィードラインセグメント、前記ステップダウンセグメント、及び前記放射体ベースセグメントの内の1つ又は複数が剛性、半剛性、又は可撓性である、請求項31に記載のマイクロ波アブレーションアプリケータ。
- 前記同軸バランの前記外径が、前記同軸フィードラインセグメントの前記外径に等しい、又はほぼ等しい、請求項31に記載のマイクロ波アブレーションアプリケータ。
- 前記誘電緩衝冷却セグメントが、第1の管、及び前記第1の管の中に配置される第2の管を含み、前記第2の管は、前記第1の管の前記内側表面と前記第2の管の前記外側表面との間に流出導管を画定し、前記第2の管の前記内側表面と、前記同軸ケーブル及び取り付けられた放射区間の前記外側表面との間に流入導管を画定する、請求項31に記載のマイクロ波アブレーションアプリケータ。
- 前記誘電緩衝冷却セグメントが、冷却流体を運ぶための流入導管及び流出導管を画定する第1の管を含む、請求項31に記載のマイクロ波アブレーションアプリケータ。
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JP2021509594A (ja) * | 2017-12-27 | 2021-04-01 | クレオ・メディカル・リミテッドCreo Medical Limited | 電気外科焼灼器具 |
JP7280626B2 (ja) | 2017-12-27 | 2023-05-24 | クレオ・メディカル・リミテッド | 電気外科焼灼器具 |
JP7539181B2 (ja) | 2017-12-27 | 2024-08-23 | クレオ・メディカル・リミテッド | 電気外科焼灼器具 |
JP7539182B2 (ja) | 2017-12-27 | 2024-08-23 | クレオ・メディカル・リミテッド | 電気外科焼灼器具 |
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US20170100194A1 (en) | 2017-04-13 |
AU2018250420A1 (en) | 2018-11-08 |
CN105073052A (zh) | 2015-11-18 |
US20140296839A1 (en) | 2014-10-02 |
EP2978382A4 (en) | 2016-11-09 |
AU2014240941A1 (en) | 2015-08-13 |
US20140290830A1 (en) | 2014-10-02 |
WO2014160931A1 (en) | 2014-10-02 |
EP3378429A1 (en) | 2018-09-26 |
EP2978382A1 (en) | 2016-02-03 |
CN105073052B (zh) | 2017-09-01 |
CA2899509A1 (en) | 2014-10-02 |
JP6363169B2 (ja) | 2018-07-25 |
EP2978382B1 (en) | 2018-05-02 |
US11382692B2 (en) | 2022-07-12 |
AU2018250420B2 (en) | 2019-12-19 |
EP3378429B1 (en) | 2020-08-19 |
US20180280085A1 (en) | 2018-10-04 |
US20220346874A1 (en) | 2022-11-03 |
US9987087B2 (en) | 2018-06-05 |
AU2014240941B2 (en) | 2018-07-19 |
US10383688B2 (en) | 2019-08-20 |
US9610122B2 (en) | 2017-04-04 |
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