WO1990004946A1 - Ultrasonic diagnostic apparatus - Google Patents
Ultrasonic diagnostic apparatus Download PDFInfo
- Publication number
- WO1990004946A1 WO1990004946A1 PCT/JP1989/001128 JP8901128W WO9004946A1 WO 1990004946 A1 WO1990004946 A1 WO 1990004946A1 JP 8901128 W JP8901128 W JP 8901128W WO 9004946 A1 WO9004946 A1 WO 9004946A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flow rate
- calculation unit
- diagnostic apparatus
- ultrasonic diagnostic
- calculating
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/663—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
- G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
- G01P5/244—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect involving pulsed waves
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8979—Combined Doppler and pulse-echo imaging systems
- G01S15/8981—Discriminating between fixed and moving objects or between objects moving at different speeds, e.g. wall clutter filter
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aviation & Aerospace Engineering (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900701322A KR920005827B1 (ko) | 1988-10-20 | 1989-10-18 | 벤조티아디아제핀 유도체 |
KR1019900701323A KR930002825B1 (ko) | 1988-10-31 | 1989-10-31 | 초음파 진단장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63273191A JPH02121642A (ja) | 1988-10-31 | 1988-10-31 | 超音波診断装置 |
JP63/273191 | 1988-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1990004946A1 true WO1990004946A1 (en) | 1990-05-17 |
Family
ID=17524369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1989/001128 WO1990004946A1 (en) | 1988-10-20 | 1989-10-31 | Ultrasonic diagnostic apparatus |
Country Status (5)
Country | Link |
---|---|
US (1) | US5168877A (ja) |
EP (1) | EP0440796A4 (ja) |
JP (1) | JPH02121642A (ja) |
KR (2) | KR920005827B1 (ja) |
WO (1) | WO1990004946A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0524774A2 (en) * | 1991-07-25 | 1993-01-27 | Matsushita Electric Industrial Co., Ltd. | Ultrasonic doppler imaging apparatus |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5349960A (en) * | 1991-10-01 | 1994-09-27 | Olympus Optical Co., Ltd. | Ultrasonic diagnosis apparatus |
NO944736D0 (no) * | 1994-12-07 | 1994-12-07 | Vingmed Sound As | Fremgangsmåte for bestemmelse av blodhastighet |
EP0757260B1 (en) * | 1995-08-02 | 2001-09-26 | Ge Yokogawa Medical Systems, Ltd. | Method of detecting moving velocity of tissue or blood and ultrasonic diagnosing apparatus |
US6262749B1 (en) * | 1997-12-31 | 2001-07-17 | Acuson Corporation | Ultrasonic system and method for data transfer, storage and/or processing |
US6171244B1 (en) | 1997-12-31 | 2001-01-09 | Acuson Corporation | Ultrasonic system and method for storing data |
CN1332223C (zh) * | 2002-12-11 | 2007-08-15 | 中国科学院自动化研究所 | 基于dsp的多超声传感器数据采集系统 |
CN116295792A (zh) | 2016-02-26 | 2023-06-23 | 高准公司 | 用于两个或更多仪表配件的仪表电子器件 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63240841A (ja) * | 1987-03-30 | 1988-10-06 | 株式会社東芝 | 超音波診断装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59103169A (ja) * | 1982-12-03 | 1984-06-14 | Matsushita Electric Ind Co Ltd | デジタル信号処理装置 |
JPS60256440A (ja) * | 1984-05-31 | 1985-12-18 | 株式会社東芝 | 超音波診断装置 |
JPS6382634A (ja) * | 1986-09-26 | 1988-04-13 | 株式会社東芝 | 超音波血流イメ−ジング装置 |
JPS63317137A (ja) * | 1987-06-20 | 1988-12-26 | Toshiba Corp | 超音波血流イメ−ジング装置 |
JPH0613031B2 (ja) * | 1987-08-12 | 1994-02-23 | 株式会社東芝 | 超音波血流イメ−ジング装置 |
US4955386A (en) * | 1987-11-27 | 1990-09-11 | Hitachi, Ltd. | Pulse doppler flow speed meter |
-
1988
- 1988-10-31 JP JP63273191A patent/JPH02121642A/ja active Pending
-
1989
- 1989-10-18 KR KR1019900701322A patent/KR920005827B1/ko not_active IP Right Cessation
- 1989-10-31 WO PCT/JP1989/001128 patent/WO1990004946A1/ja not_active Application Discontinuation
- 1989-10-31 KR KR1019900701323A patent/KR930002825B1/ko active
- 1989-10-31 EP EP19890911889 patent/EP0440796A4/en not_active Withdrawn
- 1989-10-31 US US07/689,056 patent/US5168877A/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63240841A (ja) * | 1987-03-30 | 1988-10-06 | 株式会社東芝 | 超音波診断装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0440796A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0524774A2 (en) * | 1991-07-25 | 1993-01-27 | Matsushita Electric Industrial Co., Ltd. | Ultrasonic doppler imaging apparatus |
EP0524774A3 (en) * | 1991-07-25 | 1994-12-07 | Matsushita Electric Ind Co Ltd | Ultrasonic doppler imaging apparatus |
Also Published As
Publication number | Publication date |
---|---|
KR930002825B1 (ko) | 1993-04-10 |
JPH02121642A (ja) | 1990-05-09 |
KR920005827B1 (ko) | 1992-07-20 |
EP0440796A1 (en) | 1991-08-14 |
US5168877A (en) | 1992-12-08 |
EP0440796A4 (en) | 1991-10-23 |
KR900701222A (ko) | 1990-12-01 |
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