JP6832226B2 - 超音波診断装置 - Google Patents
超音波診断装置 Download PDFInfo
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- JP6832226B2 JP6832226B2 JP2017092099A JP2017092099A JP6832226B2 JP 6832226 B2 JP6832226 B2 JP 6832226B2 JP 2017092099 A JP2017092099 A JP 2017092099A JP 2017092099 A JP2017092099 A JP 2017092099A JP 6832226 B2 JP6832226 B2 JP 6832226B2
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- 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
- A61B8/488—Diagnostic techniques involving Doppler signals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/06—Measuring blood flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/06—Measuring blood flow
- A61B8/065—Measuring blood flow to determine blood output from the heart
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- 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
- A61B8/0883—Clinical applications for diagnosis of the heart
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- 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
- A61B8/0891—Clinical applications for diagnosis of blood vessels
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- 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
- A61B8/463—Displaying means of special interest characterised by displaying multiple images or images and diagnostic data on one display
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- 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
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- 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
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- 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
- A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
- A61B8/5223—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for extracting a diagnostic or physiological parameter from medical diagnostic data
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- 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
- A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
- A61B8/5238—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for combining image data of patient, e.g. merging several images from different acquisition modes into one image
- A61B8/5246—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for combining image data of patient, e.g. merging several images from different acquisition modes into one image combining images from the same or different imaging techniques, e.g. color Doppler and B-mode
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- 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
- A61B8/5284—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving retrospective matching to a physiological signal
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- 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
- G16H50/30—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indices; for individual health risk assessment
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- Cardiology (AREA)
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- Databases & Information Systems (AREA)
- Primary Health Care (AREA)
- Vascular Medicine (AREA)
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Description
Claims (5)
- 超音波を送受することにより得られた受信データに基づいてドプラ波形を生成する生成手段と、
学習用のドプラ波形情報から統計的に得られる初期時相情報を含んだ学習済データを記憶する記憶手段と、
前記初期時相情報に基づいてドプラ波形の開始初期時相と終了初期時相を設定する設定手段と、
前記開始初期時相の近傍においてドプラ波形の開始時相を探索し、前記終了初期時相の近傍においてドプラ波形の終了時相を探索する探索手段と、
を有する、
ことを特徴とする超音波診断装置。 - 請求項1に記載の超音波診断装置において、
前記記憶手段には、前記初期時相情報として、心電波形の特徴時相から前記開始初期時相までの時間に対応した開始距離と、心電波形の特徴時相から前記終了初期時相までの時間に対応した終了距離が記憶され、
前記設定手段は、診断対象から得られる心電波形の特徴時相から前記開始距離だけ離れた時相を当該診断対象のドプラ波形の開始初期時相とし、当該診断対象から得られる心電波形の特徴時相から前記終了距離だけ離れた時相を当該診断対象のドプラ波形の終了初期時相とする、
ことを特徴とする超音波診断装置。 - 請求項1または2に記載の超音波診断装置において、
前記記憶手段には、学習用のドプラ波形情報から機械学習処理により得られる前記開始時相に対応した特徴量データと前記終了時相に対応した特徴量データとを含んだ前記学習済データが記憶され、
前記探索手段は、前記開始初期時相の近傍においてドプラ波形から得られる特徴量データと前記開始時相に対応した特徴量データとの相関関係に基づいて当該ドプラ波形の開始時相を探索し、前記終了初期時相の近傍においてドプラ波形から得られる特徴量データと前記終了時相に対応した特徴量データとの相関関係に基づいて当該ドプラ波形の終了時相を探索する、
ことを特徴とする超音波診断装置。 - 請求項1から3のいずれか1項に記載の超音波診断装置において、
前記記憶手段には、ドプラ波形を利用する複数の計測項目について各計測項目ごとに学習済データが記憶される、
ことを特徴とする超音波診断装置。 - 請求項4に記載の超音波診断装置において、
互いに類似する幾つかの計測項目に対応した学習済データが集約されて前記記憶手段に記憶される、
ことを特徴とする超音波診断装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017092099A JP6832226B2 (ja) | 2017-05-08 | 2017-05-08 | 超音波診断装置 |
| PCT/JP2018/011594 WO2018207474A1 (ja) | 2017-05-08 | 2018-03-23 | 超音波診断装置 |
| US16/610,977 US11497474B2 (en) | 2017-05-08 | 2018-03-23 | Ultrasound diagnosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017092099A JP6832226B2 (ja) | 2017-05-08 | 2017-05-08 | 超音波診断装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018187087A JP2018187087A (ja) | 2018-11-29 |
| JP6832226B2 true JP6832226B2 (ja) | 2021-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2017092099A Active JP6832226B2 (ja) | 2017-05-08 | 2017-05-08 | 超音波診断装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US11497474B2 (ja) |
| JP (1) | JP6832226B2 (ja) |
| WO (1) | WO2018207474A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7539248B2 (ja) | 2020-04-06 | 2024-08-23 | キヤノンメディカルシステムズ株式会社 | 装置及びプログラム |
| JP7410624B2 (ja) | 2020-09-14 | 2024-01-10 | キヤノン株式会社 | 超音波診断装置、計測条件設定方法及びプログラム |
| KR20220139182A (ko) * | 2021-04-07 | 2022-10-14 | 삼성메디슨 주식회사 | 초음파 진단 장치, 이의 동작 방법, 및 러닝 알고리즘이 기록된 기록매체 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03210248A (ja) * | 1990-01-16 | 1991-09-13 | Hitachi Medical Corp | 超音波診断装置 |
| JP2723467B2 (ja) | 1994-03-07 | 1998-03-09 | アロカ株式会社 | 超音波診断装置 |
| JP2721643B2 (ja) | 1994-03-07 | 1998-03-04 | アロカ株式会社 | 超音波ドプラ診断装置 |
| JP2664633B2 (ja) | 1994-03-07 | 1997-10-15 | アロカ株式会社 | 超音波ドプラ診断装置 |
| JP2790773B2 (ja) | 1994-05-13 | 1998-08-27 | アロカ株式会社 | 超音波ドプラ診断装置 |
| US8303507B2 (en) | 2004-09-07 | 2012-11-06 | Kabushiki Kaisha Toshiba | Ultrasonic doppler diagnostic apparatus and measuring method of diagnostic parameter |
| JP4744994B2 (ja) | 2004-09-07 | 2011-08-10 | 株式会社東芝 | 超音波ドプラ診断装置及び診断パラメータ計測方法 |
| US8295569B2 (en) | 2008-06-12 | 2012-10-23 | Siemens Medical Solutions Usa, Inc. | Method and system for automatic detection and measurement of mitral valve inflow patterns in doppler echocardiography |
| JP6084424B2 (ja) * | 2012-10-04 | 2017-02-22 | 東芝メディカルシステムズ株式会社 | 超音波診断装置 |
| JP5700719B2 (ja) * | 2013-06-27 | 2015-04-15 | 日立アロカメディカル株式会社 | 超音波診断装置およびそのデータ処理方法 |
| US10595826B2 (en) * | 2016-12-01 | 2020-03-24 | Siemens Medical Solutions Usa, Inc. | Heart rate assistance for phase determination in echocardiography |
-
2017
- 2017-05-08 JP JP2017092099A patent/JP6832226B2/ja active Active
-
2018
- 2018-03-23 US US16/610,977 patent/US11497474B2/en active Active
- 2018-03-23 WO PCT/JP2018/011594 patent/WO2018207474A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018187087A (ja) | 2018-11-29 |
| US11497474B2 (en) | 2022-11-15 |
| US20200060656A1 (en) | 2020-02-27 |
| WO2018207474A1 (ja) | 2018-11-15 |
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