NO944736D0 - Fremgangsmåte for bestemmelse av blodhastighet - Google Patents
Fremgangsmåte for bestemmelse av blodhastighetInfo
- Publication number
- NO944736D0 NO944736D0 NO944736A NO944736A NO944736D0 NO 944736 D0 NO944736 D0 NO 944736D0 NO 944736 A NO944736 A NO 944736A NO 944736 A NO944736 A NO 944736A NO 944736 D0 NO944736 D0 NO 944736D0
- Authority
- NO
- Norway
- Prior art keywords
- blood velocity
- determining blood
- determining
- velocity
- blood
- Prior art date
Links
- 239000008280 blood Substances 0.000 title 1
- 210000004369 blood Anatomy 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/06—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
- G01P5/18—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 time taken to traverse a fixed distance
- G01P5/22—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 time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
-
- 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
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Multimedia (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Hematology (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO944736A NO944736D0 (no) | 1994-12-07 | 1994-12-07 | Fremgangsmåte for bestemmelse av blodhastighet |
US08/379,208 US5560363A (en) | 1994-12-07 | 1995-01-27 | Method for calculation of blood velocity and blood velocity spread from multi gated doppler signals |
IT95MI002412A IT1277233B1 (it) | 1994-12-07 | 1995-11-21 | Metodo per il calcolo della velocita' del sangue e della dispersione della velocita' del sangue da segnali doppler a commutazione multipla |
FR9514351A FR2727851B1 (fr) | 1994-12-07 | 1995-12-05 | Procede de calcul de la vitesse sanguine et de la dispersion de la vitesse sanguine a partir de signaux doppler a portes multiples |
DE19545382A DE19545382A1 (de) | 1994-12-07 | 1995-12-05 | Verfahren zur Berechnung der Blutgeschwindigkeit und der Blutgeschwindigkeitsverteilung anhand mehrfach gegatterter Doppler-Signale |
JP7316518A JPH08229040A (ja) | 1994-12-07 | 1995-12-05 | 多ゲートドプラー信号から血液速度と血液速度拡がりとを計算する方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO944736A NO944736D0 (no) | 1994-12-07 | 1994-12-07 | Fremgangsmåte for bestemmelse av blodhastighet |
Publications (1)
Publication Number | Publication Date |
---|---|
NO944736D0 true NO944736D0 (no) | 1994-12-07 |
Family
ID=19897726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO944736A NO944736D0 (no) | 1994-12-07 | 1994-12-07 | Fremgangsmåte for bestemmelse av blodhastighet |
Country Status (6)
Country | Link |
---|---|
US (1) | US5560363A (no) |
JP (1) | JPH08229040A (no) |
DE (1) | DE19545382A1 (no) |
FR (1) | FR2727851B1 (no) |
IT (1) | IT1277233B1 (no) |
NO (1) | NO944736D0 (no) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO942222D0 (no) * | 1994-06-14 | 1994-06-14 | Vingmed Sound As | Fremgangsmåte ved bestemmelse av hastighet/tid-spektrum ved blodströmning |
US5669386A (en) * | 1996-07-31 | 1997-09-23 | Hewlett-Packard Company | Ultrasonic flow measurement system employing cross-correlation of baseband reflection data |
US6364838B1 (en) * | 2000-01-11 | 2002-04-02 | Siemens Medical Soulutions, Usa, Inc. | Pulsed wave doppler processing using aliased spectral data |
US20040249257A1 (en) * | 2003-06-04 | 2004-12-09 | Tupin Joe Paul | Article of manufacture for extracting physiological data using ultra-wideband radar and improved signal processing techniques |
US8050476B2 (en) * | 2006-11-22 | 2011-11-01 | General Electric Company | Heart rate demodulation of periodic movement in ultrasound data for object identification |
US8771190B2 (en) * | 2007-03-29 | 2014-07-08 | Hitachi Aloka Medical, Ltd. | Methods and apparatus for ultrasound imaging |
WO2008148040A1 (en) | 2007-05-24 | 2008-12-04 | Lifewave, Inc. | System and method for non-invasive instantaneous and continuous measurement of cardiac chamber volume |
US9002427B2 (en) | 2009-03-30 | 2015-04-07 | Lifewave Biomedical, Inc. | Apparatus and method for continuous noninvasive measurement of respiratory function and events |
WO2010124117A2 (en) | 2009-04-22 | 2010-10-28 | Lifewave, Inc. | Fetal monitoring device and methods |
CN103961135B (zh) | 2013-02-04 | 2017-04-12 | 通用电气公司 | 用于侦测三维超声图像中导管位置的系统及方法 |
US11717255B2 (en) | 2016-08-05 | 2023-08-08 | Cimon Medical As | Ultrasound blood-flow monitoring |
CA3032236C (en) * | 2016-08-05 | 2024-05-28 | Norwegian University Of Science And Technology (Ntnu) | Ultrasound blood-flow monitoring |
CN110090043B (zh) * | 2018-01-30 | 2022-03-25 | 深圳市理邦精密仪器股份有限公司 | 超声多普勒的胎心数据获取方法、装置及医疗设备 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4324258A (en) * | 1980-06-24 | 1982-04-13 | Werner Huebscher | Ultrasonic doppler flowmeters |
US4803990A (en) * | 1985-12-03 | 1989-02-14 | U.S. Philips Corporation | Examining moving objects by ultrasound echograpy |
US4930513A (en) * | 1988-07-26 | 1990-06-05 | U.S. Philips Corporation | Two dimensional processing of pulsed Doppler signals |
JPH02121642A (ja) * | 1988-10-31 | 1990-05-09 | Yokogawa Medical Syst Ltd | 超音波診断装置 |
FR2646918B1 (fr) * | 1989-05-12 | 1991-10-11 | Labo Electronique Physique | Dispositif de mesure de la vitesse d'ecoulements sanguins par echographie ultrasonore a cadence de mesure amelioree |
FR2658069A1 (fr) * | 1990-02-09 | 1991-08-16 | Philips Electronique Lab | Dispositif de mesure de la vitesse d'organes en mouvement et d'ecoulements sanguins par echographie ultrasonore, a vitesse limite de mesure elevee. |
EP0447597B1 (de) * | 1990-03-23 | 1995-02-22 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Vermeidung von Mehrdeutigkeiten bei einem Pulsdopplergerät |
US5183047A (en) * | 1990-05-21 | 1993-02-02 | Kontron Instruments Holdings Nv | Doppler flow velocity meter |
US5386830A (en) * | 1993-10-25 | 1995-02-07 | Advanced Technology Laboratories, Inc. | Ultrasonic pulsed doppler flow measurement system with two dimensional autocorrelation processing |
US5429137A (en) * | 1994-06-03 | 1995-07-04 | Siemens Medical Systems, Inc. | Acoustic scan conversion method and apparatus for velocity flow |
-
1994
- 1994-12-07 NO NO944736A patent/NO944736D0/no unknown
-
1995
- 1995-01-27 US US08/379,208 patent/US5560363A/en not_active Expired - Lifetime
- 1995-11-21 IT IT95MI002412A patent/IT1277233B1/it active IP Right Grant
- 1995-12-05 JP JP7316518A patent/JPH08229040A/ja active Pending
- 1995-12-05 DE DE19545382A patent/DE19545382A1/de not_active Withdrawn
- 1995-12-05 FR FR9514351A patent/FR2727851B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ITMI952412A0 (no) | 1995-11-21 |
ITMI952412A1 (it) | 1997-05-21 |
US5560363A (en) | 1996-10-01 |
IT1277233B1 (it) | 1997-11-05 |
JPH08229040A (ja) | 1996-09-10 |
DE19545382A1 (de) | 1996-06-13 |
FR2727851B1 (fr) | 1998-03-06 |
FR2727851A1 (fr) | 1996-06-14 |
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