JP2017524458A - 狭窄評価 - Google Patents
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Abstract
Description
Claims (15)
- 体内の血管における狭窄部を評価するための方法であって、前記体は、
- 前記狭窄部を有する第一の血管と、
- 前記第一の血管に対してほぼ対称である第二の血管と
を有し、前記方法は、
- 前記第一の血管の画像データ及び前記第二の血管の画像データを同時に得るように前記第一の血管及び前記第二の血管をイメージングするステップと、
- 前記第二の血管の前記画像データから前記狭窄部を有する前記第一の血管のセクションに対応する前記第二の血管のセクションに関する血行力学的特性を決定するステップと、
- 前記第一の血管の前記画像データから前記狭窄部を有する前記第一の血管の前記セクションに関する血行力学的特性を決定するステップと、
- 前記狭窄部を有する前記第一の血管の前記セクションに関する前記決定される血行力学的特性、及び前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記決定される血行力学的特性に基づいて狭窄データを生成するステップと
を有する、方法。 - 前記狭窄部を有する前記第一の血管の前記セクションに関する前記血行力学的特性は前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する決定される血行力学的特性から少なくとも部分的に決定される、請求項1に記載の方法。
- 前記第一の血管と前記第二の血管との間の対称性情報がスライス毎に基づいて決定され、前記狭窄部を有する前記第一の血管のセクションに対応する前記第二の血管の前記セクションが前記決定される対称性情報に基づいて選択される、請求項1又は2に記載の方法。
- 前記血行力学的特性は血行力学的特性モデル、好ましくは少なくとも前記第一の血管における血流の計算流体力学シミュレーションに基づく血行力学モデルを用いることによって決定される、請求項1乃至3の何れか一項に記載の方法。
- 前記狭窄部を有する前記第一の血管のセクションに関する血行力学的特性を決定するための前記血行力学的特性モデルは、前記画像データの3Dセグメンテーション及びそれから導出される前記第一の血管の構造データ並びに前記第一の血管の入口及び出口における境界条件を含む入力パラメータに基づき、前記入力パラメータは前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記画像データから導出される特性に少なくとも部分的に基づく、請求項4に記載の方法。
- 前記一つ又はそれより多くの血行力学的特性は冠血流予備量比、血圧低下、及び狭窄抵抗を有するグループから選択される、請求項1乃至5の何れか一項に記載の方法。
- 前記イメージングは非侵襲性イメージング、好ましくはコンピュータ断層撮影X線イメージング、2D X線血管造影法、又はC-アームX線イメージングのようなX線イメージングである、請求項1乃至6の何れか一項に記載の方法。
- 前記第一及び前記第二の血管部分は足血管のセット、腕血管のセット、頸動脈のセット、又は腸骨動脈のセットである、請求項1乃至7の何れか一項に記載の方法。
- 前記狭窄部を有する前記第一の血管の前記セクションに関する少なくとも前記決定される血行力学的特性が好ましくは前記脈管の相対長さに関して表示される、請求項1乃至8の何れか一項に記載の方法。
- 前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記決定される血行力学的特性が表示され、好ましくは前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記決定される血行力学的特性がミラー表示される、請求項9に記載の方法。
- 前記狭窄部を有する前記第一の血管の前記セクションに関する前記決定される血行力学的特性を表示し、好ましくは前記脈管の前記相対長さに関して前記決定される血行力学的特性を表示するステップ
を更に有する、請求項1乃至10の何れか一項に記載の方法。 - 前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記決定される血行力学的特性を表示し、好ましくは前記ミラーされる狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記決定される血行力学的特性を表示するステップ
を更に有する、請求項11に記載の方法。 - 体内の血管における狭窄重症度を評価するためのシステムであって、前記体は、
- 狭窄部を有する第一の血管と、
- 前記第一の血管に対してほぼ対称である第二の血管と
を有し、前記システムは、
- 前記第一の血管及び前記第二の血管の画像データを同時に生成するように構成されるイメージング手段と、
- 前記第一の血管の画像データから前記狭窄部を有する前記第一の血管の前記セクションに関する前記血行力学的特性を決定し、
- 前記第二の血管の前記画像データから前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管のセクションに関する血行力学的特性を決定する、
ように構成される血行力学的特性決定手段と
を有し、
-前記血行力学的特性決定手段は、前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する前記決定される血行力学的特性に基づいて、前記狭窄部を有する前記第一の血管の前記セクションに関する血行力学的特性を評価するための入力を生成するように構成され、
-前記血行力学的特性決定手段は、前記狭窄部を有する前記第一の血管の前記セクションに対応する前記第二の血管の前記セクションに関する決定される血行力学的特性から少なくとも部分的に、前記狭窄部を有する前記第一の血管の前記セクションに関する前記血行力学的特性を決定するように構成される、
システム。 - 前記イメージング手段は非侵襲性イメージング手段であり、好ましくは前記非侵襲性イメージング手段は、コンピュータ断層撮影X線イメージング装置、2D X線血管造影法又はC-アームX線イメージング装置のようなX線イメージング装置を有する、請求項13に記載のシステム。
- 体内の血管における狭窄部を評価するためのコンピュータプログラムプロダクトであって、前記体は、前記狭窄部を有する第一の血管と、前記第一の血管に対してほぼ相対的に対称である第二の血管とを有し、前記コンピュータプログラムプロダクトが前記コンピュータ上で実行されるとき、請求項1乃至11の何れか一項に記載の方法のステップを実行する命令を有する、コンピュータプログラムプロダクト。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020036819A (ja) * | 2018-09-05 | 2020-03-12 | 株式会社島津製作所 | X線撮影装置およびx線画像処理方法 |
RU2764590C1 (ru) * | 2019-09-24 | 2022-01-18 | Байосенс Вебстер (Изрэйл) Лтд. | Способ изображения внутрисердечной электрограммы |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8315812B2 (en) | 2010-08-12 | 2012-11-20 | Heartflow, Inc. | Method and system for patient-specific modeling of blood flow |
CN108027966B (zh) * | 2015-09-02 | 2022-04-19 | 西门子保健有限责任公司 | 使用cfd仿真来减少4d dsa重构伪像的系统和方法 |
WO2017199246A1 (en) | 2016-05-16 | 2017-11-23 | Cathworks Ltd. | Vascular selection from images |
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US20180192916A1 (en) * | 2017-01-10 | 2018-07-12 | General Electric Company | Imaging system for diagnosing patient condition |
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EP3488774A1 (en) * | 2017-11-23 | 2019-05-29 | Koninklijke Philips N.V. | Measurement guidance for coronary flow estimation from bernoulli´s principle |
CN109363699B (zh) * | 2018-10-16 | 2022-07-12 | 杭州依图医疗技术有限公司 | 一种乳腺影像病灶识别的方法及装置 |
CN109875595B (zh) * | 2019-03-12 | 2021-02-09 | 数坤(北京)网络科技有限公司 | 一种颅内血管状态检测方法及装置 |
CN116649925B (zh) * | 2023-07-28 | 2023-10-31 | 杭州脉流科技有限公司 | 颅内动脉狭窄功能学评估的方法和装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000072037A1 (en) * | 1999-05-21 | 2000-11-30 | Nycomed Imaging As | Method of magnetic resonance imaging |
US20100125197A1 (en) * | 2008-11-18 | 2010-05-20 | Fishel Robert S | Method and apparatus for addressing vascular stenotic lesions |
US20110211742A1 (en) * | 2008-09-30 | 2011-09-01 | Koninklijke Philips Electronics N.V. | Perfusion imaging |
JP2012125407A (ja) * | 2010-12-15 | 2012-07-05 | Toshiba Corp | 医用画像処理装置 |
US20120296199A1 (en) * | 2011-03-21 | 2012-11-22 | New York University | Apparatus and Method of Non-Contrast Magnetic Resonance Angiography of Abdominal and Pelvic Arteries |
JP2014061290A (ja) * | 2012-08-31 | 2014-04-10 | Toshiba Corp | 医用診断画像処理装置 |
WO2014062946A1 (en) * | 2012-10-19 | 2014-04-24 | Heartflow, Inc. | Systems and methods for numerically evaluating vasculature |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2003215354A1 (en) * | 2002-02-22 | 2003-09-09 | The Government Of The United States Of America As Represented By The Secretary Of The Department Of | Refinement of isointensity surfaces |
GB0221434D0 (en) | 2002-09-16 | 2002-10-23 | Houston John G | A method of analysing fluid flow in a conduit |
IL165636A0 (en) | 2004-12-08 | 2006-01-15 | Paieon Inc | Method and apparatus for finding the coronary velocity and flow and related parameters |
EP1830701A1 (en) | 2004-12-08 | 2007-09-12 | Paieon Inc. | Method and apparatus for blood vessel parameter determinations |
US8052611B2 (en) | 2007-03-14 | 2011-11-08 | Cardiac Pacemakers, Inc. | Method and apparatus for management of heart failure hospitalization |
JP4945300B2 (ja) * | 2007-04-25 | 2012-06-06 | 株式会社東芝 | 超音波診断装置 |
DE102008014792B3 (de) | 2008-03-18 | 2009-06-18 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Simulation eines Blutflusses in einem Gefäßabschnitt |
US8200466B2 (en) | 2008-07-21 | 2012-06-12 | The Board Of Trustees Of The Leland Stanford Junior University | Method for tuning patient-specific cardiovascular simulations |
WO2010022762A2 (en) | 2008-08-25 | 2010-03-04 | ETH Zürich | Method, system and device for enhancing flow field data |
US20100130878A1 (en) | 2008-11-24 | 2010-05-27 | General Electric Company | Systems, apparatus and processes for automated blood flow assessment of vasculature |
US9405886B2 (en) | 2009-03-17 | 2016-08-02 | The Board Of Trustees Of The Leland Stanford Junior University | Method for determining cardiovascular information |
US20110307231A1 (en) | 2010-06-09 | 2011-12-15 | Jens Kirchner | Method and arrangement for creating an individualized, computer-aided model of a system, and a corresponding computer program and a corresponding machine-readable storage medium |
US8682626B2 (en) | 2010-07-21 | 2014-03-25 | Siemens Aktiengesellschaft | Method and system for comprehensive patient-specific modeling of the heart |
US8157742B2 (en) | 2010-08-12 | 2012-04-17 | Heartflow, Inc. | Method and system for patient-specific modeling of blood flow |
US8315812B2 (en) | 2010-08-12 | 2012-11-20 | Heartflow, Inc. | Method and system for patient-specific modeling of blood flow |
US9119540B2 (en) | 2010-09-16 | 2015-09-01 | Siemens Aktiengesellschaft | Method and system for non-invasive assessment of coronary artery disease |
DE102010043849B3 (de) | 2010-11-12 | 2012-02-16 | Siemens Aktiengesellschaft | Vorrichtung und Computertomograph zur Bestimmung und Darstellung der Durchblutung des Herzmuskels |
US10186056B2 (en) | 2011-03-21 | 2019-01-22 | General Electric Company | System and method for estimating vascular flow using CT imaging |
RU2457787C1 (ru) * | 2011-05-04 | 2012-08-10 | Государственное бюджетное образовательное учреждение высшего профессионального образования "Северо-Западный государственный медицинский университет имени И.И. Мечникова" Министерства здравоохранения и социального развития Российской Федерации (ГБОУ ВПО СЗГМУ им. И.И. Мечникова Минздравсоцразвития Ро | Способ диагностики поражения почек у детей |
-
2015
- 2015-07-13 CN CN201580039183.0A patent/CN106572824B/zh active Active
- 2015-07-13 WO PCT/EP2015/065950 patent/WO2016008837A1/en active Application Filing
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- 2015-07-13 JP JP2017502175A patent/JP6778174B2/ja active Active
- 2015-07-13 RU RU2017104807A patent/RU2695262C2/ru not_active IP Right Cessation
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000072037A1 (en) * | 1999-05-21 | 2000-11-30 | Nycomed Imaging As | Method of magnetic resonance imaging |
JP2003500136A (ja) * | 1999-05-21 | 2003-01-07 | アマシャム・ヘルス・エーエス | 磁気共鳴イメージング方法 |
US20110211742A1 (en) * | 2008-09-30 | 2011-09-01 | Koninklijke Philips Electronics N.V. | Perfusion imaging |
US20100125197A1 (en) * | 2008-11-18 | 2010-05-20 | Fishel Robert S | Method and apparatus for addressing vascular stenotic lesions |
JP2012125407A (ja) * | 2010-12-15 | 2012-07-05 | Toshiba Corp | 医用画像処理装置 |
US20130094731A1 (en) * | 2010-12-15 | 2013-04-18 | Tetsuya Yokota | Medical image processing apparatus |
US20120296199A1 (en) * | 2011-03-21 | 2012-11-22 | New York University | Apparatus and Method of Non-Contrast Magnetic Resonance Angiography of Abdominal and Pelvic Arteries |
JP2014061290A (ja) * | 2012-08-31 | 2014-04-10 | Toshiba Corp | 医用診断画像処理装置 |
US20140233814A1 (en) * | 2012-08-31 | 2014-08-21 | Toshiba Medical Systems Corporation | Medical diagnostic image processing apparatus |
WO2014062946A1 (en) * | 2012-10-19 | 2014-04-24 | Heartflow, Inc. | Systems and methods for numerically evaluating vasculature |
JP2016500014A (ja) * | 2012-10-19 | 2016-01-07 | ハートフロー, インコーポレイテッド | 脈管構造を数値的に評価するためのシステムおよび方法 |
Non-Patent Citations (1)
Title |
---|
GEORGE C. KAGADIS: "Computational representation and hemodynamic characterization of in vivo acquired severe stenotic re", MEDICAL ENGINEERING & PHYSICS, vol. 30, JPN6019000738, 2007, pages 647 - 660, ISSN: 0004168161 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020036819A (ja) * | 2018-09-05 | 2020-03-12 | 株式会社島津製作所 | X線撮影装置およびx線画像処理方法 |
JP7167564B2 (ja) | 2018-09-05 | 2022-11-09 | 株式会社島津製作所 | X線撮影装置およびx線撮影装置の作動方法 |
RU2764590C1 (ru) * | 2019-09-24 | 2022-01-18 | Байосенс Вебстер (Изрэйл) Лтд. | Способ изображения внутрисердечной электрограммы |
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CN106572824B (zh) | 2021-09-07 |
RU2017104807A (ru) | 2018-08-20 |
EP3169237B1 (en) | 2023-04-12 |
RU2017104807A3 (ja) | 2019-02-11 |
WO2016008837A1 (en) | 2016-01-21 |
EP3169237A1 (en) | 2017-05-24 |
US10368819B2 (en) | 2019-08-06 |
CN106572824A (zh) | 2017-04-19 |
JP6778174B2 (ja) | 2020-10-28 |
RU2695262C2 (ru) | 2019-07-22 |
US20180206808A1 (en) | 2018-07-26 |
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