CN105592799B - 用于自动化心搏识别的超声系统和方法 - Google Patents
用于自动化心搏识别的超声系统和方法 Download PDFInfo
- Publication number
- CN105592799B CN105592799B CN201480054509.2A CN201480054509A CN105592799B CN 105592799 B CN105592799 B CN 105592799B CN 201480054509 A CN201480054509 A CN 201480054509A CN 105592799 B CN105592799 B CN 105592799B
- Authority
- CN
- China
- Prior art keywords
- mode
- echo data
- spatially different
- line
- mode line
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 210000002458 fetal heart Anatomy 0.000 claims abstract description 54
- 210000003754 fetus Anatomy 0.000 claims abstract description 51
- 238000003384 imaging method Methods 0.000 claims description 14
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 13
- 238000003786 synthesis reaction Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 6
- 238000003745 diagnosis Methods 0.000 claims description 4
- 238000002592 echocardiography Methods 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 description 14
- 210000003484 anatomy Anatomy 0.000 description 8
- 230000000747 cardiac effect Effects 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 210000005240 left ventricle Anatomy 0.000 description 6
- 238000002604 ultrasonography Methods 0.000 description 6
- 206010000234 Abortion spontaneous Diseases 0.000 description 5
- 230000001605 fetal effect Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 208000015994 miscarriage Diseases 0.000 description 5
- 238000009877 rendering Methods 0.000 description 5
- 208000000995 spontaneous abortion Diseases 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000002194 synthesizing effect Effects 0.000 description 4
- 238000010009 beating Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 210000004291 uterus Anatomy 0.000 description 3
- 241001269238 Data Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000003387 muscular Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 208000036830 Normal foetus Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004578 fetal growth Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010247 heart contraction Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002107 myocardial effect Effects 0.000 description 1
- 210000004165 myocardium Anatomy 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000001020 rhythmical effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/02—Measuring pulse or heart rate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/14—Devices for taking samples of blood ; Measuring characteristics of blood in vivo, e.g. gas concentration within the blood, pH-value of blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Clinical applications
- A61B8/0866—Clinical applications involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
- A61B8/461—Displaying means of special interest
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
- A61B8/467—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient characterised by special input means
- A61B8/469—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient characterised by special input means for selection of a region of interest
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/486—Diagnostic techniques involving arbitrary m-mode
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5207—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of raw data to produce diagnostic data, e.g. for generating an image
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5269—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving detection or reduction of artifacts
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Gynecology & Obstetrics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Cardiology (AREA)
- Pregnancy & Childbirth (AREA)
- Hematology (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361886694P | 2013-10-04 | 2013-10-04 | |
| US61/886,694 | 2013-10-04 | ||
| PCT/IB2014/064575 WO2015049609A1 (en) | 2013-10-04 | 2014-09-17 | Ultrasound systems and methods for automated fetal heartbeat identification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105592799A CN105592799A (zh) | 2016-05-18 |
| CN105592799B true CN105592799B (zh) | 2018-11-06 |
Family
ID=51752154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480054509.2A Expired - Fee Related CN105592799B (zh) | 2013-10-04 | 2014-09-17 | 用于自动化心搏识别的超声系统和方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US9993224B2 (enExample) |
| EP (1) | EP3052023B1 (enExample) |
| JP (1) | JP6420326B2 (enExample) |
| CN (1) | CN105592799B (enExample) |
| WO (1) | WO2015049609A1 (enExample) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10682118B2 (en) * | 2015-10-30 | 2020-06-16 | General Electric Company | Ultrasound system and method for analyzing cardiac periodicity |
| US10265052B2 (en) * | 2016-05-10 | 2019-04-23 | Samsung Medison Co., Ltd. | Method of displaying ultrasound image and ultrasound diagnosis apparatus |
| US20180042578A1 (en) * | 2016-08-12 | 2018-02-15 | Carestream Health, Inc. | Automated ultrasound image measurement system and method |
| US10595826B2 (en) * | 2016-12-01 | 2020-03-24 | Siemens Medical Solutions Usa, Inc. | Heart rate assistance for phase determination in echocardiography |
| EP3366221A1 (en) * | 2017-02-28 | 2018-08-29 | Koninklijke Philips N.V. | An intelligent ultrasound system |
| US10646196B2 (en) | 2017-05-16 | 2020-05-12 | Clarius Mobile Health Corp. | Systems and methods for determining a heart rate of an imaged heart in an ultrasound image feed |
| US11717257B2 (en) * | 2018-01-22 | 2023-08-08 | General Electric Company | Fetal ultrasound monitoring method and system |
| US20210015375A1 (en) * | 2018-03-29 | 2021-01-21 | University Of Ulsan Foundation For Industry Cooperation | Method and apparatus for monitoring fetal heart rate |
| WO2020020920A1 (en) * | 2018-07-27 | 2020-01-30 | Koninklijke Philips N.V. | Devices, systems, and methods for lung pulse detection in ultrasound |
| CN111374706B (zh) * | 2018-12-28 | 2022-12-20 | 深圳迈瑞生物医疗电子股份有限公司 | 一种胎儿心率显示方法及超声成像装置、存储介质 |
| CN117918885A (zh) * | 2018-12-28 | 2024-04-26 | 深圳迈瑞生物医疗电子股份有限公司 | 一种胎儿心率检测方法及超声成像装置、存储介质 |
| EP3946069A4 (en) * | 2019-04-03 | 2022-12-28 | BFLY Operations, Inc. | METHODS AND DEVICES FOR COLLECTING AND VISUALIZING ULTRASONIC DATA |
| WO2020258170A1 (zh) * | 2019-06-27 | 2020-12-30 | 深圳迈瑞生物医疗电子股份有限公司 | 医疗设备 |
| JP2022550129A (ja) | 2019-09-27 | 2022-11-30 | ビーエフエルワイ オペレーションズ,インコーポレイテッド | 胎児心音及び子宮収縮信号を監視するための方法及び装置 |
| US12076182B1 (en) * | 2019-11-25 | 2024-09-03 | Analog Devices, Inc. | Chest patch for measuring displacement of ventricular walls of subject's heart |
| KR102869588B1 (ko) | 2020-03-06 | 2025-10-14 | 삼성메디슨 주식회사 | 초음파 영상 장치 및 그 제어방법 |
| US20220160334A1 (en) * | 2020-11-23 | 2022-05-26 | GE Precision Healthcare LLC | Method and system for enhanced visualization of a pleural line by automatically detecting and marking the pleural line in images of a lung ultrasound scan |
| EP4029453A1 (en) * | 2021-01-13 | 2022-07-20 | Koninklijke Philips N.V. | An apparatus for monitoring a heartbeat of a fetus |
| WO2022246314A1 (en) * | 2021-05-21 | 2022-11-24 | The General Hospital Corporation | Methods and systems for conversion of one data type to another |
| EP4108178A1 (en) * | 2021-06-24 | 2022-12-28 | Koninklijke Philips N.V. | Generation of m-mode data for detecting fetal cardiac activity |
| WO2022268844A1 (en) | 2021-06-24 | 2022-12-29 | Koninklijke Philips N.V. | Generation of m-mode data for detecting fetal cardiac activity |
| EP4226863A1 (en) * | 2022-02-15 | 2023-08-16 | Koninklijke Philips N.V. | Fetal heart rate monitoring |
| US20230263501A1 (en) * | 2022-02-23 | 2023-08-24 | EchoNous, Inc. | Determining heart rate based on a sequence of ultrasound images |
| CN115721339B (zh) * | 2022-12-06 | 2025-08-12 | 武汉迈瑞生物医疗科技有限公司 | 超声成像方法及设备 |
| WO2025132115A1 (en) * | 2023-12-19 | 2025-06-26 | Koninklijke Philips N.V. | Systems and methods for automated computation of heart parameters from ultrasound m-mode data |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19531419A1 (de) * | 1994-08-30 | 1996-03-07 | Vingmed Sound As | Verfahren zur Erzeugung anatomischer M-Modus-Anzeigebilder |
| CN1725981A (zh) * | 2002-12-18 | 2006-01-25 | 皇家飞利浦电子股份有限公司 | 用于检测动脉壁运动的超声多普勒系统 |
| EP1967867A2 (en) * | 2007-03-08 | 2008-09-10 | Medison Co., Ltd. | Ultrasound system and method of forming ultrasound images |
| JP2010193945A (ja) * | 2009-02-23 | 2010-09-09 | Toshiba Corp | 超音波診断装置 |
| CN101889876A (zh) * | 2010-08-23 | 2010-11-24 | 秦皇岛市康泰医学系统有限公司 | 基于pc机的胎儿心率检测方法 |
| WO2011158136A1 (en) * | 2010-06-17 | 2011-12-22 | Koninklijke Philips Electronics N.V. | Automated heart rate detection for 3d ultrasonic fetal imaging |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3894586B2 (ja) * | 1994-08-30 | 2007-03-22 | ビングメッド サウンド アクチスカベット | 解剖学的m−モード表示を生成する方法および超音波映像装置並びに超音波映像装置の使用方法 |
| US5997479A (en) | 1998-05-28 | 1999-12-07 | Hewlett-Packard Company | Phased array acoustic systems with intra-group processors |
| US6468216B1 (en) | 2000-08-24 | 2002-10-22 | Kininklijke Philips Electronics N.V. | Ultrasonic diagnostic imaging of the coronary arteries |
| US6582367B1 (en) * | 2000-09-15 | 2003-06-24 | Koninklijke Philips Electronics N.V. | 2D ultrasonic transducer array for two dimensional and three dimensional imaging |
| US6589176B2 (en) | 2001-12-05 | 2003-07-08 | Koninklijke Philips Electronics N.V. | Ultrasonic image stabilization system and method |
| JP4276595B2 (ja) * | 2004-08-18 | 2009-06-10 | アロカ株式会社 | 超音波診断装置 |
| EP1845856B1 (en) * | 2005-01-31 | 2019-03-13 | Koninklijke Philips N.V. | Method and system for deriving a heart rate without the use of an electrocardiogram in non-3d imaging applications |
| EP1731102A1 (en) * | 2005-06-08 | 2006-12-13 | Esaote S.p.A. | Method for measuring and displaying time varying events |
| US7486074B2 (en) * | 2006-04-25 | 2009-02-03 | The Board Of Trustees Of The Leland Stanford Junior University | Self-calibration methods for parallel imaging and multipoint water-fat separation methods |
| US8396531B2 (en) * | 2007-03-27 | 2013-03-12 | Siemens Medical Solutions Usa, Inc. | System and method for quasi-real-time ventricular measurements from M-mode echocardiogram |
| WO2009067740A1 (en) * | 2007-11-28 | 2009-06-04 | Signostics Pty Ltd | Multi-modal medical scanning method and apparatus |
| US20100185088A1 (en) | 2009-01-21 | 2010-07-22 | Christian Perrey | Method and system for generating m-mode images from ultrasonic data |
| JP5596940B2 (ja) * | 2009-06-30 | 2014-09-24 | 株式会社東芝 | 超音波診断装置 |
| KR101121289B1 (ko) | 2009-08-25 | 2012-03-23 | 삼성메디슨 주식회사 | 영상 파라미터를 설정하는 초음파 시스템 및 방법 |
| WO2012014120A1 (en) * | 2010-07-30 | 2012-02-02 | Koninklijke Philips Electronics N.V. | Display and export of individual biplane images |
| US9179892B2 (en) * | 2010-11-08 | 2015-11-10 | General Electric Company | System and method for ultrasound imaging |
| US8715184B2 (en) * | 2010-12-16 | 2014-05-06 | Siemens Medical Solutions Usa, Inc. | Path parametric visualization in medical diagnostic ultrasound |
| US20160199029A1 (en) * | 2013-08-19 | 2016-07-14 | University Of Utah Research Foundation | Ultrasound apparatus, system, and method |
| WO2016026532A1 (en) * | 2014-08-21 | 2016-02-25 | Irdeto B.V. | User authentication using a randomized keypad over a drm secured video path |
-
2014
- 2014-09-17 WO PCT/IB2014/064575 patent/WO2015049609A1/en not_active Ceased
- 2014-09-17 CN CN201480054509.2A patent/CN105592799B/zh not_active Expired - Fee Related
- 2014-09-17 US US15/027,050 patent/US9993224B2/en active Active
- 2014-09-17 JP JP2016517559A patent/JP6420326B2/ja not_active Expired - Fee Related
- 2014-09-17 EP EP14786541.4A patent/EP3052023B1/en active Active
-
2018
- 2018-05-29 US US15/991,188 patent/US10448921B2/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19531419A1 (de) * | 1994-08-30 | 1996-03-07 | Vingmed Sound As | Verfahren zur Erzeugung anatomischer M-Modus-Anzeigebilder |
| CN1725981A (zh) * | 2002-12-18 | 2006-01-25 | 皇家飞利浦电子股份有限公司 | 用于检测动脉壁运动的超声多普勒系统 |
| EP1967867A2 (en) * | 2007-03-08 | 2008-09-10 | Medison Co., Ltd. | Ultrasound system and method of forming ultrasound images |
| JP2010193945A (ja) * | 2009-02-23 | 2010-09-09 | Toshiba Corp | 超音波診断装置 |
| WO2011158136A1 (en) * | 2010-06-17 | 2011-12-22 | Koninklijke Philips Electronics N.V. | Automated heart rate detection for 3d ultrasonic fetal imaging |
| CN102946810A (zh) * | 2010-06-17 | 2013-02-27 | 皇家飞利浦电子股份有限公司 | 用于3d超声胎儿成像的自动心率检测 |
| CN101889876A (zh) * | 2010-08-23 | 2010-11-24 | 秦皇岛市康泰医学系统有限公司 | 基于pc机的胎儿心率检测方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20160242732A1 (en) | 2016-08-25 |
| CN105592799A (zh) | 2016-05-18 |
| US20180271476A1 (en) | 2018-09-27 |
| US10448921B2 (en) | 2019-10-22 |
| WO2015049609A1 (en) | 2015-04-09 |
| JP2016531622A (ja) | 2016-10-13 |
| EP3052023B1 (en) | 2019-11-13 |
| EP3052023A1 (en) | 2016-08-10 |
| US9993224B2 (en) | 2018-06-12 |
| JP6420326B2 (ja) | 2018-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105592799B (zh) | 用于自动化心搏识别的超声系统和方法 | |
| JP5715123B2 (ja) | 非ecgの生体同期収集による三次元胎児心臓撮像方法を用いた超音波画像診断システム及び方法 | |
| JP4699724B2 (ja) | 周期的に動いている対象に対するボリュメトリック走査を得るための方法及び装置 | |
| CN102090902B (zh) | 医用图像装置、医用图像处理装置的控制方法和超声波图像处理装置 | |
| EP2437666B1 (en) | Method and apparatus for measuring heart contractility | |
| US8565504B2 (en) | Ultrasonic image processing apparatus and ultrasonic image processing method | |
| JP5858783B2 (ja) | 非集束送信ビームを用いる高フレームレートの量的ドップラーフローイメージング | |
| JP5889886B2 (ja) | 3d超音波胎児イメージングのための自動心拍数検出 | |
| US9451930B2 (en) | Ultrasonic diagnosis apparatus, ultrasonic image processing apparatus, and recording medium on which ultrasonic image processing program is recorded | |
| US7871379B2 (en) | Ultrasonic diagnostic apparatus and method of ultrasonic measurement | |
| JP2007525299A (ja) | Ecgトリガレトロスペクティブカラーフロー超音波イメージングのためのシステムおよび方法 | |
| JPH10127638A (ja) | 運動部分を含む対象に関する信号処理方法及びこの方法を実施するエコーグラフィック装置 | |
| US8323198B2 (en) | Spatial and temporal alignment for volume rendering in medical diagnostic ultrasound | |
| JP2021510595A (ja) | 超音波画像から解剖学的測定値を取得するための装置及び方法 | |
| JPH11327A (ja) | 超音波診断装置 | |
| CN113382685B (zh) | 用于研究血管特性的方法和系统 | |
| US11877893B2 (en) | Providing a three dimensional ultrasound image | |
| CN112087971B (zh) | 超声成像系统和方法 | |
| CN120114093A (zh) | 一种基于超快超声的心内超声心动图成像系统 | |
| CN118302115A (zh) | 胎儿超声图像处理 | |
| WO2009031078A1 (en) | Spectral and color doppler imaging system and method | |
| HK1167304B (en) | Method and apparatus for measuring heart contractility |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |