JP2017514568A - 温度制御付き外科手術装置 - Google Patents
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- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
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- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
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- A—HUMAN NECESSITIES
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Abstract
Description
振動伝達部材11の内面1140に至る。振動伝達部材11の内面1140はねじ部分12を通って長手軸Cに沿って近位方向に延び、内部空間の開端を形成している。
Dは通常の振動伝達部材の外径であり、
ρ1は通常の振動伝達部材のチタン合金の密度であり、
ρ2は振動伝達部材用に選択されるステンレス鋼の密度である。
Claims (16)
- 第一電極を備えるプローブ遠位端本体と、該プローブ遠位端本体の近位端に配設された振動伝達体とを備えるプローブであって、
前記振動伝達体が超音波トランスデューサによって生成される超音波振動を前記プローブ遠位端本体に伝達し且つ電流を前記第一電極に伝達する構成を有し、
前記プローブ遠位端本体の内部表面および前記振動伝達体の内部表面が内部空間を画定し、
前記プローブ遠位端本体で生成される熱を放散するように構成される熱放散ユニットをさらに備え、該熱放散ユニットの少なくとも一部が前記プローブ遠位端本体および前記振動伝達体によって画定される前記内部空間内に配置されるプローブ。 - 前記熱放散ユニットが、前記プローブ遠位端本体の内部表面および前記振動伝達体の内部表面によって画定される前記内部空間内に配置されるヒートパイプを備える請求項1に記載のプローブ。
- 前記ヒートパイプの遠位端部分が、前記プローブ遠位端本体によって生成される熱エネルギーを吸収して、前記ヒートパイプの作動流体を加熱して流体相から蒸気相にする構成を有するように、前記ヒートパイプの前記遠位端部分が前記プローブ遠位端本体に熱的に連結され、
前記ヒートパイプの近位端部分が、前記作動流体を再凝縮して蒸気相から流体相に戻して前記ヒートパイプの遠位端部分から離れた位置で熱エネルギーを放出する構成を有する請求項2に記載のプローブ。 - 前記熱放散ユニットが、前記プローブ遠位端本体の内部表面および前記振動伝達体の内部表面によって画定される前記内部空間内に配置される熱放散用心材を備える請求項1に記載のプロープ
- 前記振動伝達部材が第一熱伝導率を有する第一材料を備え、
前記熱放散用心材が第二熱伝導率を有する第二材料を備える請求項4に記載のプロープ。 - 前記第一材料がステンレス鋼であり、前記第二材料が黒鉛である請求項5に記載のプロープ。
- 前記熱放熱ユニットが、
前記プローブ遠位端本体および前記振動伝達体によって画定される前記内部空間内に配置される入力配管セグメントおよび出力配管セグメントを備え、前記入力配管セグメントが前記プローブ遠位端本体と熱接触する冷媒配管と、
冷媒ポンプと、
熱交換器とを備える閉ループ冷媒循環システムを備え、
前記冷媒ポンプが、前記プローブ遠位端本体からの熱エネルギーによって加熱された冷媒を前記入力配管セグメントから前記出力配管セグメントを介して前記熱交換器に圧送する構成を有し、
前記熱交換器が、前記加熱された冷媒中の熱エネルギーを放散する構成を有し、
前記冷媒ポンプが、前記熱交換器からの冷媒を前記入力配管セグメントを介して前記プローブ遠位端本体に向けて圧送する構成を有する請求項1に記載のプローブ。 - 前記振動伝達体がステンレス鋼からなる請求項1に記載のプローブ。
- 一対の双極電極の第一電極を備え、該第一電極が、電流を伝達する第一電気路に電気的に接続するプローブ遠位端本体と、該プローブ遠位端本体の近位端に配設された振動伝達体とを備えるプローブであって、
前記振動伝達体が超音波トランスデューサによって生成される超音波振動を前記プローブ遠位端本体に伝達し且つ電流を前記第一電極に伝達する構成を有し、
前記プローブ遠位端本体の内部表面および前記振動伝達体の内部表面が内部空間を画定し、
前記プローブ遠位端本体で生成される熱を放散するように構成される熱放散ユニットをさらに備え、該熱放散ユニットの少なくとも一部が前記プローブ遠位端本体および前記振動伝達体によって画定される前記内部空間内に配置されるプローブと、
前記プローブ遠位端本体に対して相対的に動いて前記プローブ遠位端本体との距離が変化する構成を有するエンドエフェクタであって、一対の双極電極の第二電極を備え、該第二電極が、電流を伝達する第二電気路に電気的に接続する構成を有するエンドエフェクタとを備える処置器具。 - 前記熱放散ユニットが、前記プローブ遠位端本体の内部表面および前記振動伝達体の内部表面によって画定される前記内部空間内に配置されるヒートパイプを備える請求項9に記載のプローブ。
- 前記ヒートパイプの遠位端部分が、前記プローブ遠位端本体によって生成される熱エネルギーを吸収して、前記ヒートパイプの作動流体を加熱して流体相から蒸気相にする構成を有するように、前記ヒートパイプの前記遠位端部分が前記プローブ遠位端本体に熱的に連結され、
前記ヒートパイプの近位端部分が、前記作動流体を再凝縮して蒸気相から流体相に戻して前記ヒートパイプの遠位端部分から離れた位置で熱エネルギーを放出する構成を有する請求項10に記載のプローブ。 - 前記熱放散ユニットが、前記プローブ遠位端本体の内部表面および前記振動伝達体の内部表面によって画定される前記内部空間内に配置される熱放散用心材を備える請求項9に記載のプロープ
- 前記振動伝達部材が第一熱伝導率を有する第一材料を備え、
前記熱放散用心材が第二熱伝導率を有する第二材料を備える請求項12に記載のプロープ。 - 前記第一材料がステンレス鋼であり、前記第二材料が黒鉛である請求項13に記載のプロープ。
- 前記熱放熱ユニットが、
前記プローブ遠位端本体および前記振動伝達体によって画定される前記内部空間内に配置される入力配管セグメントおよび出力配管セグメントを備え、前記入力配管セグメントが前記プローブ遠位端本体と熱接触する冷媒配管と、
冷媒ポンプと、
熱交換器とを備える閉ループ冷媒循環システムを備え、
前記冷媒ポンプが、前記プローブ遠位端本体からの熱エネルギーによって加熱された冷媒を前記入力配管セグメントから前記出力配管セグメントを介して前記熱交換器に圧送する構成を有し、
前記熱交換器が、前記加熱された冷媒中の熱エネルギーを放散する構成を有し、
前記冷媒ポンプが、前記熱交換器からの冷媒を前記入力配管セグメントを介して前記プローブ遠位端本体に向けて圧送する構成を有する請求項9に記載のプローブ。 - 前記振動伝達体がステンレス鋼からなる請求項9に記載のプローブ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/254,412 US9895160B2 (en) | 2014-04-16 | 2014-04-16 | Surgical operating apparatus with temperature control |
US14/254,412 | 2014-04-16 | ||
PCT/US2015/025862 WO2015160883A1 (en) | 2014-04-16 | 2015-04-15 | Surgical operating apparatus with temperature control |
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JP2017514568A true JP2017514568A (ja) | 2017-06-08 |
JP2017514568A5 JP2017514568A5 (ja) | 2018-03-15 |
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US (1) | US9895160B2 (ja) |
EP (1) | EP3131474B1 (ja) |
JP (1) | JP2017514568A (ja) |
CN (1) | CN106470618A (ja) |
WO (1) | WO2015160883A1 (ja) |
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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 |
US9622767B2 (en) | 2013-09-11 | 2017-04-18 | Covidien Lp | Ultrasonic surgical instrument with cooling system |
US20160100982A1 (en) * | 2014-10-14 | 2016-04-14 | Bausch & Lomb Incorporated | Ultrasonic vitrectomy needle |
US10736685B2 (en) | 2015-09-30 | 2020-08-11 | Ethicon Llc | Generator for digitally generating combined electrical signal waveforms for ultrasonic surgical instruments |
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 |
US11129670B2 (en) * | 2016-01-15 | 2021-09-28 | Cilag Gmbh International | Modular battery powered handheld surgical instrument with selective application of energy based on button displacement, intensity, or local tissue characterization |
US10537351B2 (en) | 2016-01-15 | 2020-01-21 | Ethicon Llc | Modular battery powered handheld surgical instrument with variable motor control limits |
US10342566B2 (en) | 2016-03-29 | 2019-07-09 | Covidien Lp | Devices, systems, and methods for cooling a surgical instrument |
US10456156B2 (en) | 2016-03-29 | 2019-10-29 | Covidien Lp | Devices, systems, and methods for cooling a surgical instrument |
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EP3131474A1 (en) | 2017-02-22 |
EP3131474B1 (en) | 2022-03-16 |
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US9895160B2 (en) | 2018-02-20 |
WO2015160883A1 (en) | 2015-10-22 |
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