JP2009297553A - Mri誘導温熱手術用器械 - Google Patents
Mri誘導温熱手術用器械 Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
- A61B18/24—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor with a catheter
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
- A61B2018/00023—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids closed, i.e. without wound contact by the fluid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00184—Moving parts
- A61B2018/00196—Moving parts reciprocating lengthwise
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
- A61B2018/1861—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument inserted into a body lumen or cavity, e.g. a catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B2018/2005—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser with beam delivery through an interstitially insertable device, e.g. needle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
- A61B2018/2255—Optical elements at the distal end of probe tips
- A61B2018/2272—Optical elements at the distal end of probe tips with reflective or refractive surfaces for deflecting the beam
- A61B2018/2277—Optical elements at the distal end of probe tips with reflective or refractive surfaces for deflecting the beam with refractive surfaces
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/374—NMR or MRI
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Abstract
【解決手段】患者の治療のための器械であって、光ファイバー20と、光ファイバー20の出口端に配置され、軸芯を中心に光ファイバー20を回動させることでビームを回動する構成とした光偏向器と、光ファイバー20の長手方向に沿った前後動、及び光ファイバー20の軸芯を中心とする回動を行う駆動装置と、光ファイバー20の出口端付近部を覆うように取り付けられ、光ファイバー20を補強するための筒状部材40を備え、筒状部材40は、駆動装置からの前後動及び回動の伝達のために駆動装置に連結され、光ファイバー20が前後動の移動の時に横方向に曲がらないよう、及び回動の時にねじれないように、光ファイバー20を保護し、駆動装置から光ファイバー20端部へ運動を伝達する。
【選択図】図3
Description
22 発動機
38 筒体
59 第1駆動円盤
61 第2駆動円盤
103 支持管状部材
100 プローブ
31 カニューレ
Claims (10)
- 患者の治療のための器械であって、
入口端と出口端とを備える光ファイバーと、
該光ファイバーに該入口端から光エネルギーを供給するレーザー光源と、
該出口端に配置され、該光ファイバーの長手方向軸芯に対するビーム中の光の角度を制御するものであって、該軸芯を中心に該光ファイバーを回動させることで、該軸芯を中心に該ビームを回動する構成とした光偏向器と、
該光ファイバーから間隔をあけて配置され、該光ファイバーの長手方向に沿った前後動、及び該光ファイバーの軸芯を中心とする回動を行う駆動装置と、
該光ファイバーの出口端付近部に、該出口端付近部を覆うように取り付けられ、該光ファイバーを補強するための筒状部材であり、該駆動装置からの前記前後動及び前記回動の伝達のために該駆動装置に連結され、該光ファイバーが、前記前後動の移動の時に横方向に曲がらないよう、及び前記回動の時にねじれないように、該光ファイバーを保護し、該駆動装置から該光ファイバー端部へ運動を伝達するものとした筒状部材と、を備える器械。 - 前記筒状部材は、前記駆動装置における前記光ファイバーを回動させるための多角形断面を有する駆動環に嵌入すべく、該断面と一致する多角形断面を有する嵌合部を備えており、かつ、該駆動装置における該光ファイバーを前後動させるための駆動部材に係合される肩部を備えていることを特徴とする請求項1に記載の器械。
- 前記駆動装置は、軸芯を中心に回動可能な第一被駆動部材と、該被駆動部材を駆動する往復駆動要素とを有し、該被駆動部材は該光ファイバーを中に通すように構成された管を有しているものであって、該被駆動部材の回動によって、該管に対し該光ファイバー及び前記筒状部材を前後動自在としつつ、該光ファイバー及び該筒状部材とを該軸芯を中心に回動するように、該光ファイバーと該管との形状を設定していることを特徴とする請求項1に記載の器械。
- 前記駆動装置は、内側に雌螺子山を形成された孔を有する第二被駆動部材を有し、前記光ファイバーと前記筒状部材には該孔に螺合される螺子部が取り付けられ、該第二被駆動部材の軸芯を中心とする回動によって、該螺子部の作用で、該光ファイバーと該筒状部材が該軸芯に沿って前後動されるように構成したことを特徴とする請求項3に記載の器械。
- 前記第一被駆動部材は第一円盤を有し、前記第二被駆動部材は該第一円盤に平行に配設される第二円盤を有するものとしたことを特徴とする請求項4に記載の器械。
- 前記第一被駆動部材および前記第二被駆動部材は、それぞれが圧電性モーターによって駆動されるものとしたことを特徴とする請求項5に記載の器械。
- 患部を加熱するための熱源を備えており、該熱源は、長手方向に軸芯を有する侵襲性のプローブであって、熱を該軸芯に対し偏向させ、該プローブによる加熱が該軸芯を中心とした円状の領域においてなされるように構成され、熱の方向によって、該円状の領域内の限定された角度範囲からなる加熱範囲を画定するように構成されたプローブを有しており、
該プローブを駆動するための駆動装置であって、該プローブを該駆動装置により該軸芯を中心に回動可能とすることで、該円状の領域内の異なる角度範囲において加熱を行えるように構成した駆動装置と、
該プローブの端部を冷却することで、熱伝導により該プローブの周囲から熱を除くことを可能とする手段とを備え、
前記熱源は、レーザーと、該レーザーからの光を伝達するための光ファイバーとを有し、該光ファイバーは、一方の端部にて、該光ファイバーに対する所定の方向に該レーザーからの光を向け、前記円状の領域内に前記の限定された角度範囲を形成するための光偏向装置を含み、
前記光ファイバーの出口端付近部には、光ファイバーを補強するための筒状部材が出口端付近部を覆うように取り付けられており、該筒状部材は駆動されることで該光ファイバーを前後動及び回動させるものであり、該光ファイバーが該前後動の時にその移動方向に対し横方向に曲がらないよう、及び該回動の時にねじれないように、該光ファイバーを保護するものであることを特徴とする治療用器械。 - 前記駆動装置は、患部内にて前記プローブの端部を軸芯方向に移動させることで、該患部内にて前記加熱範囲を前記円状の領域から別の円状の領域へと移動するように構成されていることを特徴とする請求項7に記載の器械。
- 区切られた時間での患部における温度変化の間、該患部における温度に対応して該時間での連続した出力信号を生成するとともに、該出力信号を使って、該患部内における少なくとも一つの領域での温度変化を測定するよう構成した非侵襲性検出装置と、
該区切られた時間での患部における温度変化の間、該患部の外周面上のある位置における温度に反応し、該患部の外周面における温度の測定を、該位置での加熱を停止する時期を定めるための要素として用いるように構成したプローブ制御装置とを有することを特徴とする請求項7または8に記載の器械。 - 患者の治療のための器械であって、
入口端と出口端とを備える光ファイバーと、
該光ファイバーに該入口端から光エネルギーを供給するレーザー光源と、
該出口端に配置され、該光ファイバーの長手方向軸芯に対するビーム中の光の角度を制御するものであって、該軸芯を中心に該光ファイバーを回動させることで、該軸芯を中心に該ビームを回動する構成とした光偏向器と、
患部に挿入するために硬質で細長く構成されたカニューレであって、該光ファイバーの出口端が該カニューレを抜けて該患部に侵入できるように、カニューレを通って延びる該光ファイバーの出口端近傍部を受け入れる孔を有するカニューレと、
該カニューレに対して、該光ファイバーの長手方向に沿った前後動、及び該光ファイバーの軸芯を中心とする回動を行う駆動装置と、
該光ファイバーの出口端付近部に、該出口端付近部を覆うように取り付けられ、該光ファイバーを補強するための筒状部材であり、該光ファイバーが、前記前後動の移動の時に横方向に曲がらないよう、及び前記回動の時にねじれないように、該光ファイバーを保護するものとした筒状部材と、を備える器械。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/593,699 | 2000-06-15 | ||
US09/593,699 US6418337B1 (en) | 2000-06-15 | 2000-06-15 | MRI guided hyperthermia surgery |
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JP2002510007A Division JP4417006B2 (ja) | 2000-06-15 | 2001-06-15 | Mri誘導温熱手術用器械 |
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JP2009297553A true JP2009297553A (ja) | 2009-12-24 |
JP5155273B2 JP5155273B2 (ja) | 2013-03-06 |
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JP2002510007A Expired - Fee Related JP4417006B2 (ja) | 2000-06-15 | 2001-06-15 | Mri誘導温熱手術用器械 |
JP2009224862A Expired - Fee Related JP5155273B2 (ja) | 2000-06-15 | 2009-09-29 | Mri誘導温熱手術用器械 |
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US (2) | US6418337B1 (ja) |
EP (2) | EP2055232B1 (ja) |
JP (2) | JP4417006B2 (ja) |
AT (1) | ATE422850T1 (ja) |
AU (1) | AU2001267231A1 (ja) |
CA (3) | CA2408811C (ja) |
DE (1) | DE60137687D1 (ja) |
ES (1) | ES2322026T3 (ja) |
HK (1) | HK1126379A1 (ja) |
WO (1) | WO2001095821A2 (ja) |
Cited By (1)
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WO2011081204A1 (ja) | 2009-12-28 | 2011-07-07 | 旭硝子株式会社 | 表示装置の製造方法 |
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CA2408811A1 (en) | 2001-12-20 |
DE60137687D1 (de) | 2009-04-02 |
CA2757358A1 (en) | 2001-12-20 |
ATE422850T1 (de) | 2009-03-15 |
WO2001095821A3 (en) | 2002-05-16 |
AU2001267231A1 (en) | 2001-12-24 |
US6418337B1 (en) | 2002-07-09 |
EP2055232A2 (en) | 2009-05-06 |
JP4417006B2 (ja) | 2010-02-17 |
ES2322026T3 (es) | 2009-06-16 |
EP1289441B1 (en) | 2009-02-18 |
US7167741B2 (en) | 2007-01-23 |
US20020193682A1 (en) | 2002-12-19 |
WO2001095821A2 (en) | 2001-12-20 |
CA2408811C (en) | 2010-08-03 |
EP2055232A3 (en) | 2009-08-05 |
CA2690040C (en) | 2012-01-17 |
HK1126379A1 (zh) | 2009-09-04 |
JP2004502517A (ja) | 2004-01-29 |
JP5155273B2 (ja) | 2013-03-06 |
EP1289441A2 (en) | 2003-03-12 |
EP2055232B1 (en) | 2016-02-17 |
CA2690040A1 (en) | 2001-12-20 |
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