FR2720922B1 - Procédé pour déterminer le spectre vitesse-temps de circulation du sang dans un corps vivant. - Google Patents

Procédé pour déterminer le spectre vitesse-temps de circulation du sang dans un corps vivant.

Info

Publication number
FR2720922B1
FR2720922B1 FR9506910A FR9506910A FR2720922B1 FR 2720922 B1 FR2720922 B1 FR 2720922B1 FR 9506910 A FR9506910 A FR 9506910A FR 9506910 A FR9506910 A FR 9506910A FR 2720922 B1 FR2720922 B1 FR 2720922B1
Authority
FR
France
Prior art keywords
determining
speed
living body
blood circulation
time spectrum
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
Application number
FR9506910A
Other languages
English (en)
Other versions
FR2720922A1 (fr
Inventor
Hans Torp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vingmed Sound AS
Original Assignee
Vingmed Sound AS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vingmed Sound AS filed Critical Vingmed Sound AS
Publication of FR2720922A1 publication Critical patent/FR2720922A1/fr
Application granted granted Critical
Publication of FR2720922B1 publication Critical patent/FR2720922B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
FR9506910A 1994-06-14 1995-06-12 Procédé pour déterminer le spectre vitesse-temps de circulation du sang dans un corps vivant. Expired - Fee Related FR2720922B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO942222A NO942222D0 (no) 1994-06-14 1994-06-14 Fremgangsmåte ved bestemmelse av hastighet/tid-spektrum ved blodströmning

Publications (2)

Publication Number Publication Date
FR2720922A1 FR2720922A1 (fr) 1995-12-15
FR2720922B1 true FR2720922B1 (fr) 1998-11-06

Family

ID=19897182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9506910A Expired - Fee Related FR2720922B1 (fr) 1994-06-14 1995-06-12 Procédé pour déterminer le spectre vitesse-temps de circulation du sang dans un corps vivant.

Country Status (6)

Country Link
US (1) US5662115A (fr)
JP (1) JPH0866398A (fr)
DE (1) DE19520920A1 (fr)
FR (1) FR2720922B1 (fr)
IT (1) IT1279010B1 (fr)
NO (1) NO942222D0 (fr)

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US8784336B2 (en) 2005-08-24 2014-07-22 C. R. Bard, Inc. Stylet apparatuses and methods of manufacture
US7794407B2 (en) 2006-10-23 2010-09-14 Bard Access Systems, Inc. Method of locating the tip of a central venous catheter
US8388546B2 (en) 2006-10-23 2013-03-05 Bard Access Systems, Inc. Method of locating the tip of a central venous catheter
US8463361B2 (en) * 2007-05-24 2013-06-11 Lifewave, Inc. System and method for non-invasive instantaneous and continuous measurement of cardiac chamber volume
ES2651898T3 (es) 2007-11-26 2018-01-30 C.R. Bard Inc. Sistema integrado para la colocación intravascular de un catéter
US9521961B2 (en) 2007-11-26 2016-12-20 C. R. Bard, Inc. Systems and methods for guiding a medical instrument
US10449330B2 (en) 2007-11-26 2019-10-22 C. R. Bard, Inc. Magnetic element-equipped needle assemblies
US8781555B2 (en) 2007-11-26 2014-07-15 C. R. Bard, Inc. System for placement of a catheter including a signal-generating stylet
US9649048B2 (en) 2007-11-26 2017-05-16 C. R. Bard, Inc. Systems and methods for breaching a sterile field for intravascular placement of a catheter
US10751509B2 (en) 2007-11-26 2020-08-25 C. R. Bard, Inc. Iconic representations for guidance of an indwelling medical device
US10524691B2 (en) 2007-11-26 2020-01-07 C. R. Bard, Inc. Needle assembly including an aligned magnetic element
US8849382B2 (en) 2007-11-26 2014-09-30 C. R. Bard, Inc. Apparatus and display methods relating to intravascular placement of a catheter
US8478382B2 (en) 2008-02-11 2013-07-02 C. R. Bard, Inc. Systems and methods for positioning a catheter
US9901714B2 (en) 2008-08-22 2018-02-27 C. R. Bard, Inc. Catheter assembly including ECG sensor and magnetic assemblies
US8437833B2 (en) 2008-10-07 2013-05-07 Bard Access Systems, Inc. Percutaneous magnetic gastrostomy
US9002427B2 (en) 2009-03-30 2015-04-07 Lifewave Biomedical, Inc. Apparatus and method for continuous noninvasive measurement of respiratory function and events
WO2010124117A2 (fr) 2009-04-22 2010-10-28 Lifewave, Inc. Dispositif et procédés de contrôle foetal
JP5795576B2 (ja) 2009-06-12 2015-10-14 バード・アクセス・システムズ，インコーポレーテッド 心電図（ｅｃｇ）信号を使用して心臓内またはその近くに血管内デバイスを位置決めするコンピュータベースの医療機器の作動方法
US9532724B2 (en) 2009-06-12 2017-01-03 Bard Access Systems, Inc. Apparatus and method for catheter navigation using endovascular energy mapping
US9445734B2 (en) 2009-06-12 2016-09-20 Bard Access Systems, Inc. Devices and methods for endovascular electrography
JP5355327B2 (ja) * 2009-09-18 2013-11-27 日立アロカメディカル株式会社 超音波診断装置
AU2010300677B2 (en) 2009-09-29 2014-09-04 C.R. Bard, Inc. Stylets for use with apparatus for intravascular placement of a catheter
WO2011044421A1 (fr) 2009-10-08 2011-04-14 C. R. Bard, Inc. Entretoises utilisées avec une sonde ultrasonore
BR112012019354B1 (pt) 2010-02-02 2021-09-08 C.R.Bard, Inc Método para localização de um dispositivo médico implantável
WO2011150376A1 (fr) 2010-05-28 2011-12-01 C.R. Bard, Inc. Appareil convenant à une utilisation avec un système de guidage d'insertion d'aiguille
ES2864665T3 (es) 2010-05-28 2021-10-14 Bard Inc C R Aparato para su uso con sistema de guiado de inserción de aguja
JP2013535301A (ja) 2010-08-09 2013-09-12 シー・アール・バード・インコーポレーテッド 超音波プローブヘッド用支持・カバー構造
JP5845260B2 (ja) 2010-08-20 2016-01-20 シー・アール・バード・インコーポレーテッドＣ Ｒ Ｂａｒｄ Ｉｎｃｏｒｐｏｒａｔｅｄ Ｅｃｇ支援カテーテル先端配置の再確認
WO2012058461A1 (fr) 2010-10-29 2012-05-03 C.R.Bard, Inc. Mise en place assistée par bio-impédance d'un dispositif médical
US20140046606A1 (en) 2011-03-25 2014-02-13 Norweigian University Of Science And Technology (Ntnu) Methods and apparatus for multibeam doppler ultrasound display
RU2609203C2 (ru) 2011-07-06 2017-01-30 Си.Ар. Бард, Инк. Определение и калибровка длины иглы для системы наведения иглы
USD724745S1 (en) 2011-08-09 2015-03-17 C. R. Bard, Inc. Cap for an ultrasound probe
USD699359S1 (en) 2011-08-09 2014-02-11 C. R. Bard, Inc. Ultrasound probe head
WO2013070775A1 (fr) 2011-11-07 2013-05-16 C.R. Bard, Inc Insert à base d'hydrogel renforcé pour ultrasons
EP2861153A4 (fr) 2012-06-15 2016-10-19 Bard Inc C R Appareil et procédés permettant la détection d'un capuchon amovible sur une sonde à ultrasons
WO2015120256A2 (fr) 2014-02-06 2015-08-13 C.R. Bard, Inc. Systèmes et procédés pour le guidage et le placement d'un dispositif intravasculaire
US10973584B2 (en) 2015-01-19 2021-04-13 Bard Access Systems, Inc. Device and method for vascular access
WO2016210325A1 (fr) 2015-06-26 2016-12-29 C.R. Bard, Inc. Interface de raccord pour système de positionnement de cathéter basé sur ecg
US11000207B2 (en) 2016-01-29 2021-05-11 C. R. Bard, Inc. Multiple coil system for tracking a medical device
DE102018216305A1 (de) * 2018-09-25 2020-03-26 Kardion Gmbh Verfahren zur Bestimmung einer Strömungsgeschwindigkeit eines durch ein implantiertes, vaskuläres Unterstützungssystem strömenden Fluids
EP3852622A1 (fr) 2018-10-16 2021-07-28 Bard Access Systems, Inc. Systèmes de connexion équipés de sécurité et leurs procédés d'établissement de connexions électriques
CN112120734B (zh) * 2020-10-20 2022-11-11 深圳开立生物医疗科技股份有限公司 血流方向的多普勒频谱生成方法、装置及相关设备

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JPS5836528A (ja) * 1981-08-28 1983-03-03 株式会社東芝 超音波パルスドツプラ血流測定装置
US4930513A (en) * 1988-07-26 1990-06-05 U.S. Philips Corporation Two dimensional processing of pulsed Doppler signals
CA2080470A1 (fr) * 1990-04-18 1991-10-19 Laurence Sydney Wilson Methode et appareil servant a determiner la vitesse d'ecoulement d'un liquide
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US5462059A (en) * 1994-05-25 1995-10-31 The Regents Of The University Of California Method for assessing and displaying vascular architecture using ultrasound
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US5544658A (en) * 1995-09-18 1996-08-13 Siemens Medical Systems, Inc. Doppler ultrasound velocity estimation

Also Published As

Publication number Publication date
JPH0866398A (ja) 1996-03-12
FR2720922A1 (fr) 1995-12-15
ITMI951272A1 (it) 1996-12-14
IT1279010B1 (it) 1997-12-02
US5662115A (en) 1997-09-02
DE19520920A1 (de) 1995-12-21
ITMI951272A0 (it) 1995-06-14
NO942222D0 (no) 1994-06-14

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Effective date: 20060228