JP7059298B2 - 心筋ct灌流画像合成 - Google Patents
心筋ct灌流画像合成 Download PDFInfo
- Publication number
- JP7059298B2 JP7059298B2 JP2019551659A JP2019551659A JP7059298B2 JP 7059298 B2 JP7059298 B2 JP 7059298B2 JP 2019551659 A JP2019551659 A JP 2019551659A JP 2019551659 A JP2019551659 A JP 2019551659A JP 7059298 B2 JP7059298 B2 JP 7059298B2
- Authority
- JP
- Japan
- Prior art keywords
- volume image
- image
- coronary
- contrast
- perfusion
- 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.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/507—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for determination of haemodynamic parameters, e.g. perfusion CT
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/46—Arrangements for interfacing with the operator or the patient
- A61B6/461—Displaying means of special interest
- A61B6/466—Displaying means of special interest adapted to display 3D data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/486—Diagnostic techniques involving generating temporal series of image data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/503—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
- A61B6/5217—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data extracting a diagnostic or physiological parameter from medical diagnostic data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
- G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
- G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
- G01V5/226—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays using tomography
-
- G06T12/30—
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T13/00—Animation
- G06T13/20—3D [Three Dimensional] animation
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
- G06T7/0014—Biomedical image inspection using an image reference approach
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
- G06T7/0014—Biomedical image inspection using an image reference approach
- G06T7/0016—Biomedical image inspection using an image reference approach involving temporal comparison
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
- G06T7/55—Depth or shape recovery from multiple images
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/97—Determining parameters from multiple pictures
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H30/00—ICT specially adapted for the handling or processing of medical images
- G16H30/40—ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/50—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2576/00—Medical imaging apparatus involving image processing or analysis
- A61B2576/02—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part
- A61B2576/023—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part for the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/026—Measuring blood flow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/026—Measuring blood flow
- A61B5/0285—Measuring or recording phase velocity of blood waves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/24—Fluid dynamics
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/41—Medical
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/404—Angiography
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- High Energy & Nuclear Physics (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Optics & Photonics (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- General Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Quality & Reliability (AREA)
- Primary Health Care (AREA)
- Epidemiology (AREA)
- Vascular Medicine (AREA)
- Human Computer Interaction (AREA)
- Databases & Information Systems (AREA)
- Computer Graphics (AREA)
- Computer Hardware Design (AREA)
- Physiology (AREA)
- Cardiology (AREA)
- Data Mining & Analysis (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Description
Claims (15)
- 複数の命令を記憶するメモリと、
前記メモリに結合されるプロセッサ回路と、
を有する、画像処理装置であって、前記プロセッサ回路は、
ボクセルで構成されたスペクトラルコンピュータトモグラフィボリューム画像データを受信し、前記ボリューム画像データは被検者身体内の心臓領域の造影ボリューム画像及び該心臓領域の基準ボリューム画像を有し、該基準ボリューム画像は前記被検者の基準生体構造情報を伝達する一方、前記造影ボリューム画像が該被検者の冠動脈生体構造に関する生体構造情報を伝達し、
前記ボリューム画像データに基づいて三次元冠動脈ツリーモデルを生成し、又は入力として受信し、
前記三次元冠動脈ツリーモデルに基づいて冠動脈血流をシミュレーションし、
異なる時点における組織内の血液分布を表す灌流画像の時間系列を、前記冠動脈血流のシミュレーションによって、且つ、前記基準ボリューム画像を灌流合成のための参照として使用して生成するための前記複数の命令を実行するように構成された、
画像処理装置。 - 前記プロセッサ回路は更に、前記基準ボリューム画像を前記心臓領域の仮想非造影ボリューム画像の形で有する前記ボリューム画像データを受信するように構成され、前記造影ボリューム画像及び前記仮想非造影ボリューム画像が、単一のスペクトラルCT取得シーケンスにおいて得られる同一のスペクトラル心臓CTデータセットに基づくものである、請求項1に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記三次元冠動脈ツリーモデルを少なくとも前記ボリューム画像データにおける前記造影ボリューム画像に基づいて生成するように構成される、請求項1に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記冠動脈血流を、前記三次元冠動脈ツリーモデルと非画像化接続血管構造との間の境界をモデル化するための境界条件モデルを考慮に入れることによりシミュレーションするように構成される、請求項1に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記境界条件モデルを各冠動脈出口の断面積に基づくものである前記非画像化接続血管構造の流体力学的抵抗を考慮に入れて決定するように構成される、請求項4に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記ボリューム画像データにおける心筋給血領域を前記三次元冠動脈ツリーモデルにおける各冠動脈に関して決定するように構成される、請求項1に記載の画像処理装置。
- 前記プロセッサ回路は更に、各冠動脈に関する前記心筋給血領域を、前記ボリューム画像データを前記三次元冠動脈ツリーモデルに関係付けるボロノイ図を計算することにより決定するように構成される、請求項6に記載の画像処理装置。
- 前記プロセッサ回路は更に、各冠動脈に関する前記心筋給血領域を、前記三次元冠動脈ツリーモデル及び/又は前記ボリューム画像データを用いて汎用給血モデルを特定の被検者に位置合わせすることにより決定するように構成される、請求項6に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記少なくとも1つの時点における心筋の少なくとも1つのボクセルにおける造影剤の量を、該少なくとも1つのボクセルが属する前記心筋給血領域に対応する冠動脈における前記冠動脈血流のシミュレーションによる血流に基づいて、且つ、血液拡散モデルに基づいて計算するように構成される、請求項6に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記少なくとも1つのボクセル及び前記少なくとも1つの時点に関して、画像ボクセル値を、該少なくとも1つの時点における前記少なくとも1つのボクセル内の造影剤の量を示すボクセル値を前記基準ボリューム画像の画像ボクセル値に加算することにより計算するように構成される、請求項9に記載の画像処理装置。
- 前記プロセッサ回路は更に、前記灌流画像を、該灌流画像と前記少なくとも1つの計算されたボクセルを有する画像との間の画像距離尺度、及び、前記灌流画像の画像品質尺度を表す正則化項の結合を反復的に最小化することにより合成するように構成される、請求項10に記載の画像処理装置。
- ボクセルで構成されたスペクトラルコンピュータトモグラフィボリューム画像データを受信するステップであって、前記ボリューム画像データは被検者身体内の心臓領域の造影ボリューム画像及び該心臓領域の基準ボリューム画像を有し、前記造影ボリューム画像が前記被検者の冠動脈生体構造に関する生体構造情報を伝達するステップと、
前記ボリューム画像データに基づいて三次元冠動脈ツリーモデルを生成する又は入力として受信するステップと、
前記三次元冠動脈ツリーモデルに基づいて冠動脈血流をシミュレーションするステップと、
異なる時点における組織内の血液分布を表す灌流画像の時間系列を、前記冠動脈血流のシミュレーションによって、且つ、前記基準ボリューム画像を灌流合成のための参照として使用して生成するステップと、
を有する、ボリューム画像処理のための方法。 - 1以上の実行可能な命令を記憶する非一時的コンピュータ可読媒体であって、少なくとも1つのプロセッサにより実行された場合に、該少なくとも1つのプロセッサに、
ボクセルで構成されたスペクトラルコンピュータトモグラフィボリューム画像データを受信するステップであって、前記ボリューム画像データは被検者身体内の心臓領域の造影ボリューム画像及び該心臓領域の基準ボリューム画像を有し、前記造影ボリューム画像が前記被検者の冠動脈生体構造に関する生体構造情報を伝達するステップと、
前記ボリューム画像データに基づいて三次元冠動脈ツリーモデルを生成する又は入力として受信するステップと、
前記三次元冠動脈ツリーモデルに基づいて冠動脈血流をシミュレーションするステップと、
異なる時点における組織内の血液分布を表す灌流画像の時間系列を、前記冠動脈血流のシミュレーションによって、且つ、前記基準ボリューム画像を灌流合成のための参照として使用して生成するステップと、
を有する、ボリューム画像処理のための方法を実行させる、非一時的コンピュータ可読媒体。 - 前記仮想非造影ボリューム画像は、静脈内造影剤が血流内に導入された前記被検者のスキャンに基づく、請求項2に記載の画像処理装置。
- 前記受信するステップは、前記基準ボリューム画像を前記心臓領域の仮想非造影ボリューム画像の形で有する前記ボリューム画像データを受信するステップを有し、
前記造影ボリューム画像及び前記仮想非造影ボリューム画像が、単一のスペクトラルCT取得シーケンスにおいて得られる同一のスペクトラル心臓CTデータセットに基づくものであり、
前記仮想非造影ボリューム画像は、静脈内造影剤が血流内に導入された前記被検者のスキャンに基づく、請求項12に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17162716.9A EP3378398A1 (en) | 2017-03-24 | 2017-03-24 | Myocardial ct perfusion image synthesis |
| EP17162716.9 | 2017-03-24 | ||
| PCT/EP2018/057025 WO2018172359A1 (en) | 2017-03-24 | 2018-03-20 | Myocardial ct perfusion image synthesis |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2020513978A JP2020513978A (ja) | 2020-05-21 |
| JP2020513978A5 JP2020513978A5 (ja) | 2021-11-25 |
| JP7059298B2 true JP7059298B2 (ja) | 2022-04-25 |
| JP7059298B6 JP7059298B6 (ja) | 2022-06-03 |
Family
ID=58412967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019551659A Active JP7059298B6 (ja) | 2017-03-24 | 2018-03-20 | 心筋ct灌流画像合成 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11207043B2 (ja) |
| EP (2) | EP3378398A1 (ja) |
| JP (1) | JP7059298B6 (ja) |
| CN (1) | CN110461235B (ja) |
| WO (1) | WO2018172359A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20250070759A (ko) * | 2023-11-14 | 2025-05-21 | 배석규 | 실험용 교반기 |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110506293B (zh) * | 2017-03-31 | 2023-11-07 | 皇家飞利浦有限公司 | 谱成像ffr |
| CN110301900B (zh) * | 2019-07-01 | 2020-06-05 | 脑玺(上海)智能科技有限公司 | 动态灌注影像处理的定量分析方法及系统 |
| CN110353639B (zh) * | 2019-07-16 | 2022-04-01 | 脑玺(上海)智能科技有限公司 | 一种基于血管增强造影的供血区定量方法及系统 |
| CN111127477B (zh) * | 2019-12-12 | 2023-10-20 | 明峰医疗系统股份有限公司 | 一种ct多色谱体素仿真方法 |
| EP3901898A1 (en) * | 2020-04-24 | 2021-10-27 | Koninklijke Philips N.V. | Apparatus for determining decomposed spectral image data |
| US11523789B2 (en) * | 2020-06-15 | 2022-12-13 | Wisconsin Alumni Research Foundation | System and method for using non-contrast image data in CT perfusion imaging |
| WO2021253294A1 (zh) * | 2020-06-17 | 2021-12-23 | 深圳高性能医疗器械国家研究院有限公司 | 一种ct图像的分离重建方法及应用 |
| CN116529837A (zh) * | 2020-11-30 | 2023-08-01 | 皇家飞利浦有限公司 | 用于可视化的方法和系统 |
| CN113100737B (zh) * | 2021-04-06 | 2023-10-27 | 复旦大学附属中山医院 | 基于冠状动脉cta的缺血心肌负荷定量评价系统 |
| EP4156091A1 (en) * | 2021-09-24 | 2023-03-29 | Siemens Healthcare GmbH | Computer-implemented method for evaluating an image data set of an imaged region, evaluation device, imaging device, computer program and electronically readable storage medium |
| DE102021215112B4 (de) | 2021-12-30 | 2023-09-21 | Siemens Healthcare Gmbh | Datenverarbeitungssystem zum Bereitstellen von gefäßwandbezogenen Daten |
| CN114693648B (zh) * | 2022-04-02 | 2024-07-05 | 深圳睿心智能医疗科技有限公司 | 一种血管中心线提取方法及其系统 |
| US20250308669A1 (en) * | 2022-05-02 | 2025-10-02 | Washington University | Absolute perfusion reserve |
| CN116029925B (zh) * | 2022-12-30 | 2025-09-23 | 上海联影智能医疗科技有限公司 | 图像降噪方法、装置、设备、存储介质和程序产品 |
| WO2025074145A1 (en) * | 2023-10-04 | 2025-04-10 | Ai Hexeract Sp. Z O.O. | A computer-implemented method of identification of ischemia areas in the left ventricle |
| CN120339183B (zh) * | 2025-03-17 | 2025-11-25 | 首都医科大学附属北京安贞医院 | 心脏图像的处理方法、装置及设备 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008173236A (ja) | 2007-01-17 | 2008-07-31 | Toshiba Corp | 医用画像表示装置 |
| US20120243761A1 (en) | 2011-03-21 | 2012-09-27 | Senzig Robert F | System and method for estimating vascular flow using ct imaging |
| WO2015032647A1 (en) | 2013-09-06 | 2015-03-12 | Koninklijke Philips N.V. | Processing apparatus for processing cardiac data |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2429467C2 (ru) * | 2006-08-01 | 2011-09-20 | Конинклейке Филипс Электроникс, Н.В. | Стереоскопическая компьютерная томография |
| FR2915867B1 (fr) * | 2007-05-11 | 2012-11-30 | Gen Electric | Procede et systeme d'imagerie par tomographie ct |
| WO2010020933A2 (en) | 2008-08-20 | 2010-02-25 | Koninklijke Philips Electronics N.V. | Processing cardiac data for personalized aha diagram |
| WO2010071896A2 (en) * | 2008-12-19 | 2010-06-24 | Piedmont Healthcare, Inc. | System and method for lesion-specific coronary artery calcium quantification |
| US9405886B2 (en) * | 2009-03-17 | 2016-08-02 | The Board Of Trustees Of The Leland Stanford Junior University | Method for determining cardiovascular information |
| US8315812B2 (en) * | 2010-08-12 | 2012-11-20 | Heartflow, Inc. | Method and system for patient-specific modeling of blood flow |
| WO2012097801A1 (de) * | 2011-01-18 | 2012-07-26 | Siemens Aktiengesellschaft | Verfahren zur erzeugung einer kontrastmittelunterstützten röntgendarstellung und ein röntgensystem |
| EP2685899B1 (en) * | 2011-03-17 | 2015-05-20 | Koninklijke Philips N.V. | Multiple modality cardiac imaging |
| WO2013156901A1 (en) * | 2012-04-17 | 2013-10-24 | Koninklijke Philips N.V. | Perfusion imaging |
| US8548778B1 (en) | 2012-05-14 | 2013-10-01 | Heartflow, Inc. | Method and system for providing information from a patient-specific model of blood flow |
| US9675301B2 (en) * | 2012-10-19 | 2017-06-13 | Heartflow, Inc. | Systems and methods for numerically evaluating vasculature |
| CN104871211B (zh) * | 2012-12-11 | 2018-09-11 | 皇家飞利浦有限公司 | 确定通过冠状动脉的血液流量的方法 |
| CN105830123B (zh) * | 2013-12-17 | 2019-08-16 | 皇家飞利浦有限公司 | 谱图像数据处理 |
| CN105096388B (zh) * | 2014-04-23 | 2019-02-05 | 北京冠生云医疗技术有限公司 | 基于计算流体力学的冠状动脉血流仿真系统和方法 |
| CN106659400B (zh) | 2014-06-30 | 2021-01-05 | 皇家飞利浦有限公司 | 用于确定血流储备分数值的装置 |
| US10818073B2 (en) | 2015-03-10 | 2020-10-27 | Wisconsin Alumni Research Foundation | System and method for time-resolved, three-dimensional angiography with flow information |
| AU2016242999B2 (en) * | 2015-04-02 | 2018-11-22 | Heartflow, Inc. | Systems and methods for predicting perfusion deficits from physiological, anatomical, and patient characteristics |
| US20170014069A1 (en) * | 2015-07-14 | 2017-01-19 | Koninklijke Philips N. V. | Spectral imaging based fluid volume map |
| CN108348206B (zh) | 2015-11-05 | 2022-07-29 | 皇家飞利浦有限公司 | 用于无创血流储备分数(ffr)的侧支流建模 |
| US11039804B2 (en) | 2016-09-16 | 2021-06-22 | Koninklijke Philips N.V. | Apparatus and method for determining a fractional flow reserve |
-
2017
- 2017-03-24 EP EP17162716.9A patent/EP3378398A1/en not_active Withdrawn
-
2018
- 2018-03-20 JP JP2019551659A patent/JP7059298B6/ja active Active
- 2018-03-20 CN CN201880020343.0A patent/CN110461235B/zh active Active
- 2018-03-20 WO PCT/EP2018/057025 patent/WO2018172359A1/en not_active Ceased
- 2018-03-20 EP EP18716905.7A patent/EP3600045B1/en active Active
- 2018-03-20 US US16/497,026 patent/US11207043B2/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008173236A (ja) | 2007-01-17 | 2008-07-31 | Toshiba Corp | 医用画像表示装置 |
| US20120243761A1 (en) | 2011-03-21 | 2012-09-27 | Senzig Robert F | System and method for estimating vascular flow using ct imaging |
| WO2015032647A1 (en) | 2013-09-06 | 2015-03-12 | Koninklijke Philips N.V. | Processing apparatus for processing cardiac data |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20250070759A (ko) * | 2023-11-14 | 2025-05-21 | 배석규 | 실험용 교반기 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3378398A1 (en) | 2018-09-26 |
| JP7059298B6 (ja) | 2022-06-03 |
| EP3600045B1 (en) | 2022-12-14 |
| EP3600045A1 (en) | 2020-02-05 |
| CN110461235A (zh) | 2019-11-15 |
| US11207043B2 (en) | 2021-12-28 |
| JP2020513978A (ja) | 2020-05-21 |
| US20200375564A1 (en) | 2020-12-03 |
| CN110461235B (zh) | 2023-12-01 |
| WO2018172359A1 (en) | 2018-09-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7059298B2 (ja) | 心筋ct灌流画像合成 | |
| CN112969412B (zh) | 深谱团注剂跟踪 | |
| CN101501730B (zh) | 能量敏感计算机断层摄影中的运动补偿 | |
| CN110944586B (zh) | 来自x射线图像数据的炎症估计 | |
| US9754390B2 (en) | Reconstruction of time-varying data | |
| US8818058B2 (en) | Method for determining a correction function for correcting computed tomographic numbers of a small target object in a CT image | |
| US11980492B2 (en) | System and method for deep-learning based estimation of coronary artery pressure drop | |
| CN103040479B (zh) | 可能的灌注缺陷的确定 | |
| CN107257991B (zh) | 用于使用能量解析的断层摄影的定量碘图的重建的方法 | |
| JP7104034B2 (ja) | スペクトルctにおける骨及びハードプラークのセグメンテーション | |
| CN105793894B (zh) | 根据图像数据来进行骨骼分割 | |
| JP2020535924A (ja) | 診断撮像における画像特徴のアノテーション | |
| US11039807B2 (en) | System and method for dark-field-imaging | |
| EP3544511A1 (en) | System and method for quantifying luminal stenosis using multi-energy computed tomography imaging | |
| CN107886554B (zh) | 流数据的重构 | |
| CN101292270B (zh) | 用于检查所关注对象的检查设备和方法 | |
| CN101331516A (zh) | 用于多次迭代算法的高级收敛 | |
| CN121174985A (zh) | 计算机学习辅助的血流成像 | |
| US20030169254A1 (en) | Method for producing an image sequence from volume datasets | |
| JP7743564B2 (ja) | 検査対象物のボリュームモデルを生成する方法、制御装置、x線装置、コンピュータプログラムおよび電子的に読み取り可能なデータ媒体 | |
| Juang | X-ray chest image reconstruction by Radon transform simulation with fan-beam geometry | |
| CN120513053A (zh) | 使用3d ct调查的自动团注roi放置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210318 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210318 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20211012 |
|
| A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20211012 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211206 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220301 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220315 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220413 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7059298 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
