JP2001500749A - 体内プローブを用いた医療方法および装置 - Google Patents
体内プローブを用いた医療方法および装置Info
- Publication number
- JP2001500749A JP2001500749A JP09529508A JP52950897A JP2001500749A JP 2001500749 A JP2001500749 A JP 2001500749A JP 09529508 A JP09529508 A JP 09529508A JP 52950897 A JP52950897 A JP 52950897A JP 2001500749 A JP2001500749 A JP 2001500749A
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- JP
- Japan
- Prior art keywords
- probe
- site
- instrument
- patient
- field
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.(a)患者の体内の部位に部位プローブを備え、患者の体内に導入する器 具プローブを備える工程と; (b)前記プローブの各々にまたはそれから1種以上の非イオン性の場を送信し 、かつ、その送信された場をそれぞれ検出する工程と; (c)前記検出された場の特性から前記器具プローブと前記部位プローブの相対 配置を決定する工程と; (d)前記相対配置に基づいて前記器具プローブを前記部位プローブに向けて移 動する工程とから成る患者の体内にプローブを導入する方法。 2.前記移動工程が当該器具プローブを前記部位プローブの方向に向ける工程 を含む請求項1に記載の方法。 3.前記移動工程が当該器具プローブを前記部位プローブの位置に移動する工 程を含む請求項1に記載の方法。 4.前記相対配置を決定する工程が前記検出された場の特性に基づいて共通の 基準座標空間における前記プローブの各々の位置を決定する工程と、そのように 決定された位置に基づいて空間的関係を決定する工程を含む請求項1に記載の方 法。 5.さらに、外部基準座標空間を画定する1個以上の外部要素を備える工程か ら成り、前記プローブの各々にまたはそれから場を送信する工程が前記プローブ と前記外部要素との間に前記場を送信する工程を含み、検出された場の各々の少 なくとも1種の特性が前記1個以上の外部要素に対する前記プローブの配置によ って決まる請求項1に記載の方法。 6.前記送信工程が前記外部要素において磁場を発生する工程を含み、前記検 出工程が前記プローブにおいて当該磁場を検出する工程を含む請求項5に記載の 方法。 7.前記決定工程が前記外部基準座標空間における前記プローブの各々の位置 を計算する工程と、当該位置から前記器具プローブと前記部位プローブの間の距 離および方向を計算する工程を含む請求項5に記載の方法。 8.(a)患者の体内の部位に部位プローブを備え、患者の体内に導入する器 具プローブを備える工程と; (b)前記プローブの各々にまたはそれから1種以上の非イオン性の場を送信し 、かつ、その送信された場をそれぞれ検出する工程と; (c)前記検出された場の特性から前記器具プローブと前記部位プローブの相対 配置を決定する工程と; (d)前記空間的関係の指示を供給する工程と; (e)前記指示に応じて患者の体内の前記器具プローブを前記部位プローブに移 動する工程とから成る医療患者の体内にプローブを導入する方法。 9.前記指示を供給する工程が前記指示を人間に知覚可能な形態で供給する工 程を含み、前記移動工程が当該指示に応じて体内の器具プローブの移動を手動制 御する工程を含む請求項8に記載の方法。 10.前記指示を供給する工程が1個以上の可聴信号の形態で当該指示を供給 する工程を含む請求項8に記載の方法。 11.前記移動工程が前記指示に応じて体内の器具プローブの移動を自動制御 する工程を含む請求項8に記載の方法。 12.前記プローブを備える工程が患者の体を画像処理して当該画像における データを用いて前記部位プローブを一定部位に配置する工程を含む請求項8に記 載の方法。 13.前記配置工程が前記画像処理工程の間に行われ、当該画像処理工程が、 前記部位プローブが前記画像内に含まれるように行われる請求項12に記載の方 法。 14.前記部位が患部に近い一定部位であり、前記画像処理工程が、当該患部 が前記画像内に含まれるように行われ、前記方法がさらに前記移動工程の後に前 記器具プローブを用いて当該患部を治療する工程を含み、これによって、当該器 具プローブが前記移動工程の間に当該患部に案内される請求項13に記載の方法 。 15.前記部位が軟質組織における一定部位である請求項14に記載の方法。 16.前記部位が肺の中の一定部位であり、前記画像処理および配置工程が肺 の膨脹時に行われ、前記移動工程が肺の収縮時に行われる請求項15に記載の方 法。 17.前記相対配置を決定する工程が前記器具プローブおよび前記部位プロー ブの間の距離を決定する工程を含む請求項8に記載の方法。 18.前記相対配置を決定する工程が前記器具プローブの前記部位プローブに 対する方向を決定することなく前記距離のみを決定する工程を含む請求項17に 記載の方法。 19.前記相対配置を決定する工程が前記器具プローブから前記部位プローブ への方向を決定する工程を含む請求項8または請求項18に記載の方法。 20.前記送信、検出および決定工程と前記知覚可能な指示を供給する工程が 前記移動工程の間に行われて前記器具プローブの移動と共に当該知覚可能な指示 が変化する請求項8に記載の方法。 21.さらに、患者の体内またはその上に基準プローブを配置する工程から成 り、前記送信および検出工程が当該基準プローブにまたはそれから1種以上の場 を送信して、検出した場の少なくとも1個の特性が当該基準プローブの配置によ って決まるようにそれらの場を検出する工程を含み、前記方法がさらに検出した 場の1個以上の特性に基づいて当該基準プローブと前記部位プローブの相対配置 を決定する工程から成る請求項1または請求項8に記載の方法。 22.前記部位プローブと前記基準プローブを配置する工程が当該部位プロー ブの近傍に当該基準プローブを配置する工程を含む請求項21に記載の方法。 23.前記部位プローブおよび前記基準プローブが患部の上またはその近傍に 配置される請求項22に記載の方法。 24.さらに、前記部位プローブと前記基準プローブとの間の空間的関係にお ける変化に応じて警告信号を供給する工程から成る請求項21に記載の方法。 25.さらに、患者を画像処理することにより前記部位プローブと前記基準プ ローブの相対配置を決定し、前記検出した場に基づいて決定した空間的関係が当 該画像処理工程において決定した空間的関係と異なる場合に警告信号を供給する 工程から成る請求項21に記載の方法。 26.(a)センサーを備える部位プローブ本体から成り、当該センサーが1 種以上の非イオン性の場を検出してその検出した場の1個以上の特性を表現する 1個以上のセンサー信号を供給することにより、患者の体内の部位標識プローブ の位置が当該センサー信号によって決定できるように構成されており、さらに; (b)患者の体内組織に前記作用装置を固定するように構成されたアンカー部と ; (c)前記センサー信号を患者の体内から患者の体外に送信するための信号送信 手段とから成る医療患者の体内における一定の部位を標識するための部位標識プ ローブ。 27.(a)アンテナを備える部位プローブ本体から成り、当該アンテナが1 個以上の駆動信号に応じて1種以上の非イオン性の場を送信して、患者の体内の 部位標識プローブの位置が当該1種以上の非イオン性の場の検出によって決定で きるように構成されており、さらに; (b)患者の体内組織に前記部位プローブ本体を固定するように構成されたアン カー部と; (c)前記アンテナが患者の体内に配置された時に患者の体外から当該アンテナ に前記駆動信号を送信するための信号送信手段とから成る医療患者の体内におけ る一定の部位を標識するための部位標識プローブ。 28.前記アンカー部が組織と係合するように構成されたネジ部を有するネジ を備えており、当該ネジが前記部位プローブ本体に物理的に接続している請求項 26または請求項27に記載のプローブ。 29.前記アンカー部が組織と係合するように構成されたピンサーを備えてお り、当該ピンサーが前記部位プローブ本体に物理的に接続している請求項26ま たは請求項27に記載のプローブ。 30.請求項26または請求項27または請求項28または請求項29に記載 のプローブと先端部および基端部を有する細長いプローブを備える組立体におい て、前記プローブ本体と前記アンカー部が前記細長いプローブの前記先端部近傍 に取り外し可能に取り付けられて、当該部位プローブ本体とアンカー部が、前記 カテーテルの基端部を患者の体外に残した状態で、患者の体内に進入できる組立 体。 31.前記信号送信手段が前記センサーから前記カテーテルの基端部に延在す る1個以上のリード線を備えており、当該カテーテルがその基端部から先端部の 間に延在する内部穴を有しており、前記リード線が当該内部穴に配置されて、前 記センサーの前記アンカー部による組織への固定後に前記リード線を残した状態 で前記カテーテルが後退できる請求項30に記載の組立体。 32.前記部位プローブ本体が約3ミリ以下の最小の大きさを有する請求項2 6または請求項27に記載のプローブ。 33.前記センサーが異なる方向の場の成分に感応する磁気感応性の複数の固 体トランスデューサを備えている請求項26に記載のプローブ。 34.前記センサーまたはアンテナが異なる方向に向けられた軸を有する複数 のコイルを備えている請求項26または請求項27に記載のプローブ。 35.請求項26または請求項27に記載の部位プローブと体内に挿入するよ うに構成された器具プローブとから成り、当該器具プローブが磁場または電磁場 を送信または受信するように構成された1個のフィールドトランスデューサと、 互いに所定の場所に取り付けられて外部基準座標空間を画定する複数の外部磁場 トランスデューサと、当該外部トランスデューサを駆動するための駆動手段を備 えており、前記部位プローブと前記器具プローブが1種以上の磁場または電磁場 を相互間に送信してその送信した場をそれぞれ検出することにより、各検出した 場の1個以上の特性が前記外部基準座標空間内における前記プローブの一方の空 間的配置によって決まる患者の体内の一定部位に器具を導入するための装置。 36.(a)それぞれフィールドトランスデューサが取り付けられた第1およ び第2のプローブを備える工程と; (b)前記第1のプローブを用いて一定の場所において医療処置を行う工程と; (c)前記プローブ上の前記フィールドトランスデューサにまたはそれらから1 種以上の非イオン性の場を送信することにより当該プローブ間の相対配置を決定 する工程と; (d)前記第2のプローブを用いて医療処置を行う工程とから成り、当該第2の プローブにより行われる医療処置の位置が前記決定された相対配置に基づいて決 定される2個のプローブを整合する方法。 37.前記第2のプローブが超音波画像処理プローブであり、当該第2のプロ ーブを前記決定された相対配置により前記医療処置の位置を監視するように方向 付ける工程から成る請求項36に記載の方法。 38.さらに、前記医療処置において第1のプローブを補助する少なくとも第 3のプローブを備える工程から成る請求項36または請求項37に記載の方法。 39.(a)それぞれフィールドトランスデューサが取り付けられた第1およ び第2のプローブを備える工程と; (b)前記第1のプローブを用いて第1の場所において第1の医療処置を行う工 程と; (c)前記第2のプローブを用いて第2の場所において第2の医療処置を行う工 程と; (d)前記プローブ上の前記フィールドトランスデューサにまたはそれらから1 種以上の非イオン性の場を送信することにより当該プローブ間の相対配置を決定 する工程と; (e)前記決定された相対配置を用いて前記2個の医療処置を整合する工程とか ら成る2個のプローブを整合する方法。 40.少なくとも第3のプローブを用いて第3の位置において少なくとも第3 の医療処置を行う工程から成り、当該第3の医療処置が前記2個の医療処置と整 合される請求項39に記載の方法。 41.前記相対配置が相対的方向を含む請求項36乃至請求項39のいずれか に記載の方法。 42.前記第2のプローブが超音波画像処理プローブである請求項36,請求 項38,請求項39および請求項40のいずれか1項に記載の方法。 43.前記第1のプローブを用いる前記医療処置が残骸物を形成し、前記第2 のプローブが当該残骸物を除去する吸引プローブである請求項36,請求項38 ,請求項39および請求項40のいずれか1項に記載の方法。 44.前記第2のプローブがマイクロバブル注入プローブである請求項36, 請求項38,請求項39および請求項40のいずれか1項に記載の方法。 45.前記プローブ間の相対配置を決定する工程が、 (a)非イオン性の放射を用いて前記第1のプローブの位置を決定する工程と; (b)非イオン性の放射を用いて前記第2のプローブの位置を決定する工程と; (c)前記2個の位置を差し引く工程とから成る請求項36,請求項38,請求 項39および請求項40のいずれか1項に記載の方法。 46.生体の被検体内における器具と部位の相対配置を表示して器具を部位に 向けて移動する方法において、 (a)平面ディスプレイ上に前記器具の任意の表現を供給する工程と; (b)前記ディスプレイ上のプローブの軸に垂直な平面内に空間の投影を供給す る工程とから成り、当該空間の投影が部位の任意の表現を含み、さらに、前記プ ローブの前記軸が前記部位に整合される時に、当該部位の表現が前記器具の表現 に整合されるように前記投影が選択され、さらに; (c)前記器具および前記部位の距離が変化すると共に、前記器具の表現に対す る前記部位の表現の大きさを変化させる工程とから成る方法。 47.前記変化工程が、前記部位の表現の大きさが前記距離の減少に伴って増 加するように行われる請求項46に記載の方法。 48.前記空間の投影が固定座標系の表現を含み、当該固定座標系の表現が前 記器具の前記軸の方向の変化に伴って前記ディスプレイ上において移動する請求 項46に記載の方法。 49.器具プローブ上のフィールドトランスデューサにまたはそれから非イオ ン性の場を送信して当該送信された場の特性に基づいて器具プローブの配置を決 定しながら、器具プローブを肝静脈または門静脈の一方またはその近くの開始位 置からのこれら静脈の他方またはその近くの終端部に案内する工程を含み、当該 案内する工程が前記決定された配置に基づいて少なくとも部分的に行われる肝臓 バイパスを形成する方法。 50.異常部の上流側の第1の位置に血管を通して閉塞装置を挿入する工程と 、当該第1の位置において血管を閉塞する工程と、当該閉塞装置の下流側におい て血管を囲む組織およびその血管壁を通して器具プローブを挿入する工程と、当 該器具プローブにより治療を行う工程とから成り、前記器具プローブが当該器具 プローブ上のフィールドトランスデューサにまたはそれから非イオン性の場を送 信することにより血管内に案内され、さらに、前記器具プローブの配置を送信さ れた場の特性に基づいて決定する工程とから成る血管の異常を治療する方法。
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Also Published As
Publication number | Publication date |
---|---|
IL125757A (en) | 2003-09-17 |
WO1997029709A1 (en) | 1997-08-21 |
EP0910300A1 (en) | 1999-04-28 |
DE69726576D1 (de) | 2004-01-15 |
US6332089B1 (en) | 2001-12-18 |
IL125757A0 (en) | 1999-04-11 |
JP4166277B2 (ja) | 2008-10-15 |
AU709081B2 (en) | 1999-08-19 |
JP2007044537A (ja) | 2007-02-22 |
CA2246287A1 (en) | 1997-08-21 |
ES2212079T3 (es) | 2004-07-16 |
JP4044590B2 (ja) | 2008-02-06 |
DE69726576T2 (de) | 2004-10-14 |
EP0910300B1 (en) | 2003-12-03 |
CA2246287C (en) | 2006-10-24 |
AU1958997A (en) | 1997-09-02 |
EP0910300A4 (ja) | 1999-04-28 |
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