JP7496157B2 - 電気手術切除器具 - Google Patents
電気手術切除器具 Download PDFInfo
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- JP7496157B2 JP7496157B2 JP2023016882A JP2023016882A JP7496157B2 JP 7496157 B2 JP7496157 B2 JP 7496157B2 JP 2023016882 A JP2023016882 A JP 2023016882A JP 2023016882 A JP2023016882 A JP 2023016882A JP 7496157 B2 JP7496157 B2 JP 7496157B2
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Description
、切断界面にて均一なエネルギー送達を提供するのを支援し得る。両方の電極が1つのブレード要素上にある場合、他のブレード要素は、例えばプラスチックまたは他の絶縁体でできていて、電気的に不活発でもよい。
イクロ波エネルギーはブレード要素のうちの1つから送達されてもよいが、RFエネルギーはブレード要素の間で送達されることができる。
電気手術切除器具のアクチュエータは、可撓軸の管腔を通って延在する制御ロッドを含んでもよく、制御ロッドは、本体に対して長手方向の固定位置に載置される近位部を有する。この構成で、作動要素は、静止部に対する可動部の動きを制御するように操作可能であり、回転子は、器具チャネルに対する電気手術切除器具の回転を制御するように操作可能である。
装置を意味するために、本明細書で使用してもよい。挿入管は、器具チャネル及び光チャネル(例えば、挿入管の遠位端で処置部位を照らす、及び/またはその画像を撮るための光を送信するため)を含んでもよい。器具チャネルは、侵襲的な外科器具を受容するのに適した直径を有してもよい。器具チャネルの直径は、5mm以下でもよい。
使用しても挿入され得る。
て摺動する第2ブレード要素207の側面に沿って延在する。この実施例では、第2ブレード要素207は、その底縁に沿って横方向に突出するフランジを含む。第2電極214は、フランジの横方向に向く表面に沿って延在する。第2ブレード要素は、絶縁材料で被覆されている導電性材料から形成されてもよい。例えばそれは、セラミックまたはダイヤモンド状炭素(DLC)コーティングを有するステンレス鋼から製造されてもよい。絶縁コーティングは、それが必要とされない領域から除去され(例えば、エッチング除去され)てもよい。例えば第2電極214は、横方向のフランジの側端からコーティングをエッチング除去することにより形成されてもよい。金層はエッチングした面上に堆積して、電極を形成し得る。コーティングの他の部分は、以下で説明するように、電気接続が同軸ケーブルの外部導体になされるのを可能にするために除去されてもよい。
コネクタでもよい。
、エポキシを塗布する前に器具軸612の表面を凸凹にすることによって高められ得る。場合によっては、遠位部634に含有される器具軸612の長さは、良好な接着性を確実にするために、約22mmでもよい。
が開かれるとき、主制御ロッド636が曲がるのを防止するのに役立ち得る。あるいは、金属管は、主制御ロッド636にはんだ付けまたは溶接されて、同じ効果を達成し得る。
構成され得る。代替的実施形態で、制御ロッド636は、使用前に低摩擦コーティング(例えば、PFTE)を備えてもよく、その結果、別個のPFTE管は必要とされない。
Claims (15)
- 管腔を画定する軸と、
前記軸の前記管腔を通して高周波(RF)電磁(EM)エネルギー及びマイクロ波EMエネルギーを運ぶためのエネルギー伝達構造であって、前記エネルギー伝達構造が、前記管腔を通って長手方向に延在する同軸伝送線を含み、前記同軸伝送線が、誘電体材料によって外部導体から分離される内部導体を含む、前記エネルギー伝達構造と、
前記軸の遠位端に取り付けられる器具先端部と、
を備える、電気手術切除器具であって、
前記器具先端部が、
第1ブレード要素を含む静止部であって、前記第1ブレード要素が、その第1の横方向に向く表面に第1電極を有する長手方向に延在する平面誘電体を含む、前記静止部と、
第2ブレード要素を含む可動部であって、第2電極が前記第2ブレード要素の側面に沿って延在し、前記可動部が、前記第1ブレード要素及び前記第2ブレード要素が互いに並んで位置する閉鎖位置と、前記第2ブレード要素が生体組織を受けるための間隙によって前記第1ブレード要素から離間配置される開放位置の間で、前記静止部に対して移動可能である、前記可動部と、
を含み、
前記静止部が、その上に第3電極を含む第3ブレード要素をさらに含み、前記第3電極は、前記可動部が前記開放位置から前記閉鎖位置まで移動する際に前記第2ブレード要素を受けるようにサイズ設定される間隙によって、前記第1ブレード要素から離間配置されており、
さらに、
前記可動部と前記静止部との間の相対的な移動を制御するアクチュエータであって、
前記第2ブレード要素が前記第1ブレード要素に相応する長さを有し、前記閉鎖位置で、それが前記第1の横方向に向く表面の反対側に前記長手方向に延在する平面誘電体の第2の横方向に向く表面に隣接し、
前記第1電極および前記第3電極が前記内部導体および前記外部導体のうちの一方に接続され、前記第2電極が前記内部導体および前記外部導体の他方に接続され、前記第1電極および前記第3電極ならびに前記第2電極が、
前記エネルギー伝達構造から伝達されるRFエネルギーを供給する作動電極及び戻り電極として動作可能である、
前記アクチュエータと、
前記エネルギー伝達構造から伝達されるマイクロ波エネルギーを供給するマイクロ波場放出構造と、
を含む、前記電気手術切除器具。 - 前記第3電極は、前記第3電極と前記第2ブレード要素下方の前記第1ブレード要素との間の前記間隙を通過する、横方向に延びる導電性部分により前記第1電極に電気的に接続している、請求項1に記載の電気手術切除器具。
- 前記内部導体は、前記第2電極に接続しており、前記外部導体は、前記第1電極および前記第3電極に接続している、請求項1または2に記載の電気手術切除器具。
- 前記第1ブレード要素および前記第3ブレード要素は、同じ形状を有する、請求項1~3のいずれかに記載の電気手術切除器具。
- 前記第2ブレード要素が、絶縁体で被覆された導電性材料から形成され、
前記第2電極が、前記絶縁体コーティングが除去される前記第2ブレード要素の側部に形成される、請求項1~4のいずれかに記載の電気手術切除器具。 - 前記第2ブレード要素が、前記側部に沿って横方向に突出するフランジを含み、
前記第2電極が、前記横方向に突出するフランジの横方向に向く端に形成される、請求項5に記載の電気手術切除器具。 - 前記静止部が、前記可動部が載置される支持アームを含み、
前記支持アームが、前記エネルギー伝達構造と前記第2電極の間の電気接続の一部を形成する、請求項1~6のいずれかに記載の電気手術切除器具。 - 前記支持アームが、絶縁体で被覆された導電性材料から形成され、
前記支持アームが、前記エネルギー伝達構造と前記第2電極との間の前記電気接続の一部を形成するように前記絶縁体コーティングが除去される、近位接触部を含む、請求項7に記載の電気手術切除器具。 - 前記可動部が、枢軸連結を介して前記支持アームに載置され、
前記エネルギー伝達構造と前記第2電極の間の前記電気接続が、前記枢軸連結を通過する、請求項7または8に記載の電気手術切除器具。 - 前記可動部が、前記平面誘電体により画定される平面に平行な平面の前記静止部に対して移動可能である、請求項1~9のいずれかに記載の電気手術切除器具。
- 前記可動部が前記静止部に対して枢動可能であり、
前記第2ブレード要素が前記開放位置の前記第1ブレード要素に対して角度をなす、請求項1~10のいずれかに記載の電気手術切除器具。 - 前記第2ブレード要素が、前記開放位置と前記閉鎖位置との間の鈍角により移動可能である、請求項11に記載の電気手術切除器具。
- 前記アクチュエータが、前記軸に摺動可能に載置される制御ロッドを含み、
前記制御ロッドが、前記可動部に係合する取り付け機構を有し、
前記軸の前記制御ロッドの長手方向の移動により、前記静止部に対する前記可動部の動きを生じさせる、請求項1~12のいずれかに記載の電気手術切除器具。 - 前記第1ブレード要素が、その最遠位端に直立した歯を有する長手方向に延在するフィンガーとして成形され、
前記第2ブレード要素が、その最遠位端に下方へ延在する歯を有する細長いフィンガーとして形成される、請求項1~13のいずれかに記載の電気手術切除器具。 - 電気手術装置であって、
高周波(RF)電磁(EM)エネルギー及びマイクロ波EMエネルギーを供給する電気手術用ジェネレータと、
患者の身体内への挿入する器具コードを有する外科用スコープ装置であって、前記器具コードがそれを通って延在する器具チャネルを有する、前記外科用スコープ装置と、
前記外科用スコープ装置の前記器具チャネルを通して挿入された請求項1~14のいずれかに記載の電気手術切除器具と、
を備える、前記電気手術装置。
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Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8663220B2 (en) | 2009-07-15 | 2014-03-04 | Ethicon Endo-Surgery, Inc. | Ultrasonic surgical instruments |
US11090104B2 (en) | 2009-10-09 | 2021-08-17 | Cilag Gmbh International | Surgical generator for ultrasonic and electrosurgical devices |
US9408622B2 (en) | 2012-06-29 | 2016-08-09 | Ethicon Endo-Surgery, Llc | Surgical instruments with articulating shafts |
US11058475B2 (en) | 2015-09-30 | 2021-07-13 | Cilag Gmbh International | Method and apparatus for selecting operations of a surgical instrument based on user intention |
US10595930B2 (en) | 2015-10-16 | 2020-03-24 | Ethicon Llc | Electrode wiping surgical device |
US11229471B2 (en) | 2016-01-15 | 2022-01-25 | Cilag Gmbh International | Modular battery powered handheld surgical instrument with selective application of energy based on tissue characterization |
US10779849B2 (en) | 2016-01-15 | 2020-09-22 | Ethicon Llc | Modular battery powered handheld surgical instrument with voltage sag resistant battery pack |
US10456193B2 (en) | 2016-05-03 | 2019-10-29 | Ethicon Llc | Medical device with a bilateral jaw configuration for nerve stimulation |
US11266430B2 (en) | 2016-11-29 | 2022-03-08 | Cilag Gmbh International | End effector control and calibration |
DE102019121034A1 (de) * | 2019-08-05 | 2021-02-11 | Karl Storz Se & Co. Kg | Endoskopische Vorrichtung |
GB2590078A (en) * | 2019-11-28 | 2021-06-23 | Creo Medical Ltd | Electrosurgical resector tool |
US11950797B2 (en) | 2019-12-30 | 2024-04-09 | Cilag Gmbh International | Deflectable electrode with higher distal bias relative to proximal bias |
US20210196359A1 (en) * | 2019-12-30 | 2021-07-01 | Ethicon Llc | Electrosurgical instruments with electrodes having energy focusing features |
US11937863B2 (en) | 2019-12-30 | 2024-03-26 | Cilag Gmbh International | Deflectable electrode with variable compression bias along the length of the deflectable electrode |
US11696776B2 (en) | 2019-12-30 | 2023-07-11 | Cilag Gmbh International | Articulatable surgical instrument |
US20210196363A1 (en) | 2019-12-30 | 2021-07-01 | Ethicon Llc | Electrosurgical instrument with electrodes operable in bipolar and monopolar modes |
US12076006B2 (en) | 2019-12-30 | 2024-09-03 | Cilag Gmbh International | Surgical instrument comprising an orientation detection system |
US11660089B2 (en) | 2019-12-30 | 2023-05-30 | Cilag Gmbh International | Surgical instrument comprising a sensing system |
US12053224B2 (en) | 2019-12-30 | 2024-08-06 | Cilag Gmbh International | Variation in electrode parameters and deflectable electrode to modify energy density and tissue interaction |
US11707318B2 (en) | 2019-12-30 | 2023-07-25 | Cilag Gmbh International | Surgical instrument with jaw alignment features |
US20210196358A1 (en) | 2019-12-30 | 2021-07-01 | Ethicon Llc | Electrosurgical instrument with electrodes biasing support |
US11779329B2 (en) | 2019-12-30 | 2023-10-10 | Cilag Gmbh International | Surgical instrument comprising a flex circuit including a sensor system |
US11986201B2 (en) | 2019-12-30 | 2024-05-21 | Cilag Gmbh International | Method for operating a surgical instrument |
US12023086B2 (en) | 2019-12-30 | 2024-07-02 | Cilag Gmbh International | Electrosurgical instrument for delivering blended energy modalities to tissue |
US11812957B2 (en) | 2019-12-30 | 2023-11-14 | Cilag Gmbh International | Surgical instrument comprising a signal interference resolution system |
US11779387B2 (en) | 2019-12-30 | 2023-10-10 | Cilag Gmbh International | Clamp arm jaw to minimize tissue sticking and improve tissue control |
US11786294B2 (en) | 2019-12-30 | 2023-10-17 | Cilag Gmbh International | Control program for modular combination energy device |
US12082808B2 (en) | 2019-12-30 | 2024-09-10 | Cilag Gmbh International | Surgical instrument comprising a control system responsive to software configurations |
US11944366B2 (en) | 2019-12-30 | 2024-04-02 | Cilag Gmbh International | Asymmetric segmented ultrasonic support pad for cooperative engagement with a movable RF electrode |
US11786291B2 (en) | 2019-12-30 | 2023-10-17 | Cilag Gmbh International | Deflectable support of RF energy electrode with respect to opposing ultrasonic blade |
GB2600959A (en) | 2020-11-12 | 2022-05-18 | Creo Medical Ltd | Electrosurgical resector tool |
GB2602122A (en) | 2020-12-18 | 2022-06-22 | Creo Medical Ltd | Electrosurgical resector tool |
KR102286804B1 (ko) * | 2020-12-31 | 2021-08-05 | 최인상 | 전기수술 핸드피이스용 전도성 전극 및 그 제조방법 |
EP4302717A1 (en) * | 2021-03-04 | 2024-01-10 | Nikkiso Co., Ltd. | Medical treatment tool |
GB202117879D0 (en) | 2021-12-10 | 2022-01-26 | Creo Medical Ltd | Electrosurgical resector tool |
CN114668488A (zh) * | 2022-03-21 | 2022-06-28 | 北京中医药大学第三附属医院 | 一种脊柱微创外科手术器械 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007282666A (ja) | 2006-04-12 | 2007-11-01 | Saney Seiko Inc | 医療用処置具 |
WO2011081196A1 (ja) | 2009-12-28 | 2011-07-07 | 国立大学法人 滋賀医科大学 | 医療用処置具 |
JP2014511191A (ja) | 2011-01-11 | 2014-05-15 | クレオ・メディカル・リミテッド | 電気手術器具 |
WO2016009704A1 (ja) | 2014-07-15 | 2016-01-21 | 株式会社Jimro | 医療用処置具 |
WO2016009703A1 (ja) | 2014-07-15 | 2016-01-21 | 株式会社Jimro | 医療用処置具及びその処置部 |
JP2017501001A (ja) | 2013-12-23 | 2017-01-12 | クレオ・メディカル・リミテッドCreo Medical Limited | Rfエネルギーおよび/またはマイクロ波エネルギーを生物組織に送達するための電気外科鉗子 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5170800A (en) * | 1991-04-04 | 1992-12-15 | Symbiosis Corporation | Hermaphroditic endoscopic claw extractors |
CA2094220A1 (en) * | 1992-05-21 | 1993-11-22 | Mark A. Rydell | Surgical scissors with bipolar coagulation feature |
US5431674A (en) * | 1993-09-07 | 1995-07-11 | Pa Consulting Group | Compound motion cutting device |
GB9425781D0 (en) * | 1994-12-21 | 1995-02-22 | Gyrus Medical Ltd | Electrosurgical instrument |
US6464701B1 (en) * | 1995-03-07 | 2002-10-15 | Enable Medical Corporation | Bipolar electrosurgical scissors |
US5702390A (en) * | 1996-03-12 | 1997-12-30 | Ethicon Endo-Surgery, Inc. | Bioplar cutting and coagulation instrument |
US6193718B1 (en) * | 1998-06-10 | 2001-02-27 | Scimed Life Systems, Inc. | Endoscopic electrocautery instrument |
DE19858512C1 (de) * | 1998-12-18 | 2000-05-25 | Storz Karl Gmbh & Co Kg | Bipolares medizinisches Instrument |
US8313483B2 (en) * | 2006-11-09 | 2012-11-20 | National University Corporation Shiga University Of Medical Science | Microwave endoscope forceps |
US20100249769A1 (en) * | 2009-03-24 | 2010-09-30 | Tyco Healthcare Group Lp | Apparatus for Tissue Sealing |
WO2010109908A1 (ja) * | 2009-03-27 | 2010-09-30 | 国立大学法人 滋賀医科大学 | 医療用処置具 |
JP5500170B2 (ja) * | 2009-05-21 | 2014-05-21 | 住友ベークライト株式会社 | 高周波処置具 |
JP2011212315A (ja) * | 2010-03-31 | 2011-10-27 | Fujifilm Corp | 内視鏡用高周波処置具 |
GB201021032D0 (en) | 2010-12-10 | 2011-01-26 | Creo Medical Ltd | Electrosurgical apparatus |
US9339327B2 (en) * | 2011-06-28 | 2016-05-17 | Aesculap Ag | Electrosurgical tissue dissecting device |
JP5698084B2 (ja) * | 2011-07-07 | 2015-04-08 | 山科精器株式会社 | 内視鏡鉗子 |
US8968307B2 (en) * | 2011-08-18 | 2015-03-03 | Covidien Lp | Surgical forceps |
GB2503673A (en) * | 2012-07-03 | 2014-01-08 | Creo Medical Ltd | Electrosurgical device with convex under surface |
GB201317713D0 (en) * | 2013-10-07 | 2013-11-20 | Creo Medical Ltd | Electrosurgical device |
US10111700B2 (en) * | 2013-11-08 | 2018-10-30 | Covidien Lp | Surgical instruments including 3D injection molded electrical circuits and connections |
GB201323171D0 (en) * | 2013-12-31 | 2014-02-12 | Creo Medical Ltd | Electrosurgical apparatus and device |
PL3132765T3 (pl) * | 2015-08-21 | 2022-06-06 | Erbe Elektromedizin Gmbh | Instrument do koagulacji i dysekcji o ulepszonej obsłudze |
GB2550375B (en) * | 2016-05-17 | 2021-12-01 | Creo Medical Ltd | Electrosurgical cutting tool |
GB201705171D0 (en) * | 2017-03-30 | 2017-05-17 | Creo Medical Ltd | Elecrosurgical instrument |
WO2019202406A1 (en) * | 2018-04-16 | 2019-10-24 | Braskem S.A. | Bio-based elastomeric eva compositions and articles and methods thereof |
JP7215445B2 (ja) * | 2020-02-20 | 2023-01-31 | 株式会社デンソー | 電池モジュール |
-
2017
- 2017-10-13 GB GB1716865.9A patent/GB2567480A/en not_active Withdrawn
-
2018
- 2018-10-12 CA CA3076876A patent/CA3076876A1/en active Pending
- 2018-10-12 WO PCT/EP2018/077880 patent/WO2019073037A1/en active Application Filing
- 2018-10-12 EP EP21199969.3A patent/EP3964155A1/en active Pending
- 2018-10-12 AU AU2018350160A patent/AU2018350160A1/en not_active Abandoned
- 2018-10-12 JP JP2020519972A patent/JP7228916B2/ja active Active
- 2018-10-12 EP EP18804229.5A patent/EP3694435B1/en active Active
- 2018-10-12 US US16/651,101 patent/US20200222112A1/en active Pending
- 2018-10-12 ES ES18804229T patent/ES2912800T3/es active Active
- 2018-10-12 EP EP21199961.0A patent/EP3960108A1/en active Pending
- 2018-10-12 BR BR112020006158-1A patent/BR112020006158A2/pt unknown
- 2018-10-12 SG SG11202002906WA patent/SG11202002906WA/en unknown
- 2018-10-12 CN CN201880063533.0A patent/CN111954502A/zh active Pending
- 2018-10-12 PT PT188042295T patent/PT3694435T/pt unknown
- 2018-10-12 EP EP21152436.8A patent/EP3841993A1/en active Pending
- 2018-10-12 KR KR1020207008496A patent/KR20200072469A/ko not_active Application Discontinuation
-
2020
- 2020-03-30 IL IL273694A patent/IL273694A/en unknown
- 2020-05-04 ZA ZA2020/02035A patent/ZA202002035B/en unknown
-
2023
- 2023-02-07 JP JP2023016883A patent/JP7496158B2/ja active Active
- 2023-02-07 JP JP2023016884A patent/JP7496159B2/ja active Active
- 2023-02-07 JP JP2023016882A patent/JP7496157B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007282666A (ja) | 2006-04-12 | 2007-11-01 | Saney Seiko Inc | 医療用処置具 |
WO2011081196A1 (ja) | 2009-12-28 | 2011-07-07 | 国立大学法人 滋賀医科大学 | 医療用処置具 |
JP2014511191A (ja) | 2011-01-11 | 2014-05-15 | クレオ・メディカル・リミテッド | 電気手術器具 |
JP2017501001A (ja) | 2013-12-23 | 2017-01-12 | クレオ・メディカル・リミテッドCreo Medical Limited | Rfエネルギーおよび/またはマイクロ波エネルギーを生物組織に送達するための電気外科鉗子 |
WO2016009704A1 (ja) | 2014-07-15 | 2016-01-21 | 株式会社Jimro | 医療用処置具 |
WO2016009703A1 (ja) | 2014-07-15 | 2016-01-21 | 株式会社Jimro | 医療用処置具及びその処置部 |
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WO2019073037A1 (en) | 2019-04-18 |
GB2567480A8 (en) | 2019-05-08 |
ES2912800T3 (es) | 2022-05-27 |
JP2023058576A (ja) | 2023-04-25 |
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