JP2013505050A - 遠位端において温度検出を行う医療用超音波装置 - Google Patents
遠位端において温度検出を行う医療用超音波装置 Download PDFInfo
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Abstract
Description
− 近位端、遠位端、遠位端領域および伸びに沿った長軸を有する伸張体と;
− 伸張体内の遠位端領域に配置され、音響放射を生成するための1つまたは複数の超音波振動子と;
− 音響放射の放射経路内に配置され、音響放射に対して略透過的である伝達要素と;
− 超音波振動子に連動するように接続されたコントローラユニットと;を有し、
コントローラユニットは伝達要素を通る音響経路長を検出するとともに検出された音響経路長から遠位端における温度を決定する、
医療用超音波装置が示される。
− 1つまたは複数の振動子を生成モードで動かすことにより音響放射を生成するステップと;
− 1つまたは複数の振動子を検出モードで動かすことにより反射音響放射を検出するステップと;
− 反射音響放射から伝達要素を通る音響放射の音響経路長を検出するステップと;
− 検出された音響経路長から遠位端における温度を決定するステップと、
を含むステップにより操作される。
Claims (11)
- − 近位端、遠位端、遠位端領域および伸びに沿った長軸を有する伸張体と;
− 前記伸張体内の前記遠位端領域に配置され、音響放射を生成するための1つまたは複数の超音波振動子と;
− 前記音響放射の放射経路内に配置され、前記音響放射に対して略透過的である伝達要素と;
− 前記超音波振動子に連動するように接続されたコントローラユニットと;を有し、
前記コントローラユニットは前記伝達要素を通る音響経路長を検出するとともに検出された前記音響経路長から前記遠位端における温度を決定する、
医療用超音波装置。 - 前記伝達要素は、前記超音波振動子に概して面する後部と反対側に面する前部とを有し、前記遠位端における前記温度は、前記伝達要素の前記後部の表面および前記伝達要素の前記前部の表面からの反射ピークの分離を検出することに基づいて決定される、
請求項1に記載の装置。 - 前記遠位端領域はさらに、前記伸張体を通って前記遠位端領域に流体の送出を可能にする流路を有する、
請求項1に記載の装置。 - 前記1つまたは複数の超音波振動子は、関心領域をモニタリングすることおよび前記伝達要素を通る前記音響経路長を検出することに適した前記音響放射を生成することができる、
請求項1に記載の装置。 - 前記遠位端における前記温度は、前記音響経路長に関連するパラメータと前記遠位端における前記温度との間の参照テーブルまたは関数関係に基づいて決定される、
請求項1に記載の装置。 - 前記伝達要素は、前記音響放射に対して略透過的であるポリマーベースの本体を有し、前記ポリマーベースの本体は、摂氏度あたり0.1%より大きい前記音響放射の速度の変化を有する、
請求項1に記載の装置。 - 前記伝達要素は、前記音響放射に対して略透過的である電極に覆われた、前記音響放射に対して略透過的であるポリマーベースの本体を有する、
請求項1に記載の装置。 - 前記伝達要素は体組織の治療のための治療モダリティを有する、
請求項1に記載の装置。 - 前記装置は統合されたアブレーション電極を持つ超音波カテーテルであり、前記伝達要素は前記統合されたアブレーション電極を有する、
請求項1に記載の装置。 - − 近位端、遠位端、遠位端領域および伸びに沿った長軸を有する伸張体と;
− 前記伸張体内の前記遠位端領域に配置され、音響放射を生成するための1つまたは複数の超音波振動子と;
− 前記音響放射の放射経路内に配置され、前記音響放射に対して略透過的である伝達要素と;
− 前記超音波振動子に連動するように接続されたコントローラユニットと;を有する医療用装置を操作する方法であって、
− 前記1つまたは複数の振動子を生成モードで動かすことにより前記音響放射を生成するステップと;
− 前記1つまたは複数の振動子を検出モードで動かすことにより反射音響放射を検出するステップと;
− 前記反射音響放射から前記伝達要素を通る前記音響放射の前記音響経路長を検出するステップと;
− 検出された前記音響経路長から前記遠位端における前記温度を決定するステップと;を含む、
方法。 - 付属するデータ記憶手段を持つ少なくとも1つのコンピュータを含むコンピュータシステムが、請求項1に記載の医療用装置を動かすことを可能にするように適合されたコンピュータプログラム。
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EP09170526 | 2009-09-17 | ||
EP09170526.9 | 2009-09-17 | ||
PCT/IB2010/054153 WO2011033454A1 (en) | 2009-09-17 | 2010-09-15 | Medical ultrasound device with temperature detection at distal end |
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JP2013505050A true JP2013505050A (ja) | 2013-02-14 |
JP6270315B2 JP6270315B2 (ja) | 2018-01-31 |
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US (2) | US10743836B2 (ja) |
EP (2) | EP2477553A1 (ja) |
JP (1) | JP6270315B2 (ja) |
CN (1) | CN102497822B (ja) |
BR (1) | BR112012005696A8 (ja) |
RU (1) | RU2549528C2 (ja) |
WO (1) | WO2011033454A1 (ja) |
Cited By (1)
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JP2015204894A (ja) * | 2014-04-17 | 2015-11-19 | オリンパス株式会社 | 超音波治療装置 |
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JP6270315B2 (ja) | 2009-09-17 | 2018-01-31 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 遠位端において温度検出を行う医療用超音波装置 |
JP5972581B2 (ja) * | 2012-01-23 | 2016-08-17 | 東芝メディカルシステムズ株式会社 | 超音波診断装置 |
WO2014168987A1 (en) * | 2013-04-08 | 2014-10-16 | Shifamed Holdings, Llc | Cardiac ablation catheters and methods of use thereof |
US10098694B2 (en) | 2013-04-08 | 2018-10-16 | Apama Medical, Inc. | Tissue ablation and monitoring thereof |
US10349824B2 (en) | 2013-04-08 | 2019-07-16 | Apama Medical, Inc. | Tissue mapping and visualization systems |
CN105358065B (zh) * | 2013-07-03 | 2018-12-25 | 皇家飞利浦有限公司 | 温度分布确定装置 |
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JPH10127632A (ja) * | 1996-11-06 | 1998-05-19 | Toshiba Corp | 超音波診断装置 |
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Cited By (3)
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JP2015204894A (ja) * | 2014-04-17 | 2015-11-19 | オリンパス株式会社 | 超音波治療装置 |
CN106163438A (zh) * | 2014-04-17 | 2016-11-23 | 奥林巴斯株式会社 | 超声波治疗装置 |
CN106163438B (zh) * | 2014-04-17 | 2019-05-14 | 奥林巴斯株式会社 | 超声波治疗装置 |
Also Published As
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US20200375569A1 (en) | 2020-12-03 |
EP3117776A1 (en) | 2017-01-18 |
EP2477553A1 (en) | 2012-07-25 |
US11497464B2 (en) | 2022-11-15 |
RU2012115115A (ru) | 2013-10-27 |
JP6270315B2 (ja) | 2018-01-31 |
EP3117776B1 (en) | 2019-01-23 |
WO2011033454A1 (en) | 2011-03-24 |
BR112012005696A2 (pt) | 2017-05-30 |
BR112012005696A8 (pt) | 2017-10-10 |
CN102497822B (zh) | 2015-02-11 |
US10743836B2 (en) | 2020-08-18 |
US20120165666A1 (en) | 2012-06-28 |
RU2549528C2 (ru) | 2015-04-27 |
CN102497822A (zh) | 2012-06-13 |
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