JP6745237B2 - 超音波診断装置 - Google Patents
超音波診断装置 Download PDFInfo
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- JP6745237B2 JP6745237B2 JP2017054752A JP2017054752A JP6745237B2 JP 6745237 B2 JP6745237 B2 JP 6745237B2 JP 2017054752 A JP2017054752 A JP 2017054752A JP 2017054752 A JP2017054752 A JP 2017054752A JP 6745237 B2 JP6745237 B2 JP 6745237B2
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- 238000007781 pre-processing Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 23
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- 238000010187 selection method Methods 0.000 description 8
- 210000004204 blood vessel Anatomy 0.000 description 7
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- 238000003786 synthesis reaction Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
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Classifications
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/13—Tomography
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/13—Tomography
- A61B8/14—Echo-tomography
-
- 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
- A61B8/48—Diagnostic techniques
- A61B8/488—Diagnostic techniques involving Doppler signals
-
- 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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52053—Display arrangements
- G01S7/52057—Cathode ray tube displays
- G01S7/52071—Multicolour displays; using colour coding; Optimising colour or information content in displays, e.g. parametric imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52053—Display arrangements
- G01S7/52057—Cathode ray tube displays
- G01S7/52074—Composite displays, e.g. split-screen displays; Combination of multiple images or of images and alphanumeric tabular information
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/90—Dynamic range modification of images or parts thereof
- G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10072—Tomographic images
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20172—Image enhancement details
- G06T2207/20208—High dynamic range [HDR] image processing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20212—Image combination
- G06T2207/20221—Image fusion; Image merging
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30004—Biomedical image processing
- G06T2207/30101—Blood vessel; Artery; Vein; Vascular
- G06T2207/30104—Vascular flow; Blood flow; Perfusion
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
OUT(R2,G2,B2)・・・(2)
OUT(R1,G1,B1)・・・(3)
Claims (4)
- 組織の断面を表した断層画像を構成する輝度値及びドプラ情報のパワーの二次元分布を表したパワー画像を構成するパワー値からなる入力画素値ペアに対して前処理を施す手段であって、少なくとも前記輝度値に基づいて前記補正係数を生成する生成手段と、前記補正係数に基づいて前記パワー値を補正する補正手段と、を有する前処理手段と、
前記前処理後の入力画素値ペアを入力し、当該前処理後の入力画素値ペアに基づいて、前記前処理後の断層画像及びパワー画像の合成により生成される表示画像を構成する出力画素値を生成し、その出力画素値を出力する合成手段と、
を含み、
前記補正係数は前記パワー値を抑圧する係数として機能する、
ことを特徴とする超音波診断装置。 - 請求項1記載の装置において、
前記生成手段は、前記輝度値及び前記パワー値の組み合わせに基づいて前記補正係数を生成する、
ことを特徴とする超音波診断装置。 - 請求項1又は2記載の装置において、
前記合成手段は、前記輝度値及び前記補正後のパワー値の相互比較に基づいて前記輝度値及び前記補正後のパワー値のいずれかを選択する手段であり、
前記パワー値を抑制すると、前記相互比較の結果として前記輝度値が選択され易くなり、且つ、前記出力画素値として前記補正後のパワー値が選択される場合には当該出力画素値が抑制される、
ことを特徴とする超音波診断装置。 - 組織の断面を表した断層画像を構成する輝度値及びドプラ情報のパワーの二次元分布を表したパワー画像を構成するパワー値からなる入力画素値ペアに対して前処理を施す工程であって、少なくとも前記輝度値に基づいて前記補正係数を生成し、前記補正係数に基づいて前記パワー値を補正する工程と、
前記前処理後の入力画素値ペアを入力し、当該前処理後の入力画素値ペアの相互比較に基づいていずれかの入力画素値を選択し、選択された入力画素値を出力画素値として出力する工程と、
を含み、
前記補正係数は前記パワー値を抑圧する係数として機能する、
ことを特徴とする画像処理方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017054752A JP6745237B2 (ja) | 2017-03-21 | 2017-03-21 | 超音波診断装置 |
PCT/JP2017/044143 WO2018173384A1 (ja) | 2017-03-21 | 2017-12-08 | 超音波診断装置及び画像処理方法 |
CN201780071030.3A CN109982646B (zh) | 2017-03-21 | 2017-12-08 | 超声波诊断装置和图像处理方法 |
US16/335,783 US20190216437A1 (en) | 2017-03-21 | 2017-12-08 | Ultrasonic Diagnostic Apparatus and Image Processing Method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017054752A JP6745237B2 (ja) | 2017-03-21 | 2017-03-21 | 超音波診断装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018153562A JP2018153562A (ja) | 2018-10-04 |
JP6745237B2 true JP6745237B2 (ja) | 2020-08-26 |
Family
ID=63584221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017054752A Active JP6745237B2 (ja) | 2017-03-21 | 2017-03-21 | 超音波診断装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190216437A1 (ja) |
JP (1) | JP6745237B2 (ja) |
CN (1) | CN109982646B (ja) |
WO (1) | WO2018173384A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI691310B (zh) * | 2019-01-04 | 2020-04-21 | 宏碁股份有限公司 | 超音波掃描方法與超音波掃描裝置 |
JP7404875B2 (ja) * | 2020-01-06 | 2023-12-26 | 株式会社リコー | 検査システム、情報処理装置およびプログラム |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0827608B2 (ja) * | 1986-03-31 | 1996-03-21 | 株式会社東芝 | 画像表示制御装置 |
JPH06245936A (ja) * | 1993-02-25 | 1994-09-06 | Hitachi Medical Corp | 超音波診断装置 |
JP4060420B2 (ja) * | 1997-11-28 | 2008-03-12 | 株式会社東芝 | 超音波診断装置及び画像処理装置 |
US6139498A (en) * | 1998-12-29 | 2000-10-31 | Ge Diasonics Israel, Ltd. | Ultrasound system performing simultaneous parallel computer instructions |
JP4309936B2 (ja) * | 2007-01-05 | 2009-08-05 | オリンパスメディカルシステムズ株式会社 | 超音波診断装置 |
JP5366612B2 (ja) * | 2008-05-20 | 2013-12-11 | 株式会社東芝 | 画像処理装置、画像処理方法および画像処理プログラム |
US20130307863A1 (en) * | 2011-02-23 | 2013-11-21 | Hitachi Medical Corporation | Ultrasound diagnostic device and image display method |
WO2014080833A1 (ja) * | 2012-11-21 | 2014-05-30 | 株式会社東芝 | 超音波診断装置、画像処理装置及び画像処理方法 |
JP6188594B2 (ja) * | 2013-01-23 | 2017-08-30 | 東芝メディカルシステムズ株式会社 | 超音波診断装置、画像処理装置及び画像処理方法 |
-
2017
- 2017-03-21 JP JP2017054752A patent/JP6745237B2/ja active Active
- 2017-12-08 WO PCT/JP2017/044143 patent/WO2018173384A1/ja active Application Filing
- 2017-12-08 US US16/335,783 patent/US20190216437A1/en not_active Abandoned
- 2017-12-08 CN CN201780071030.3A patent/CN109982646B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
WO2018173384A1 (ja) | 2018-09-27 |
CN109982646A (zh) | 2019-07-05 |
US20190216437A1 (en) | 2019-07-18 |
CN109982646B (zh) | 2022-01-11 |
JP2018153562A (ja) | 2018-10-04 |
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