NL7608727A - Stroomsnelheidsmeetsonde. - Google Patents

Stroomsnelheidsmeetsonde.

Info

Publication number
NL7608727A
NL7608727A NL7608727A NL7608727A NL7608727A NL 7608727 A NL7608727 A NL 7608727A NL 7608727 A NL7608727 A NL 7608727A NL 7608727 A NL7608727 A NL 7608727A NL 7608727 A NL7608727 A NL 7608727A
Authority
NL
Netherlands
Prior art keywords
flow speed
speed probe
probe
flow
speed
Prior art date
Application number
NL7608727A
Other languages
English (en)
Other versions
NL181836C (nl
NL181836B (nl
Original Assignee
Millar Instruments
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 Millar Instruments filed Critical Millar Instruments
Publication of NL7608727A publication Critical patent/NL7608727A/nl
Publication of NL181836B publication Critical patent/NL181836B/nl
Application granted granted Critical
Publication of NL181836C publication Critical patent/NL181836C/nl

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
    • G01F1/56—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 using electric or magnetic effects
    • G01F1/58—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 using electric or magnetic effects by electromagnetic flowmeters
    • G01F1/588—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 using electric or magnetic effects by electromagnetic flowmeters combined constructions of electrodes, coils or magnetic circuits, accessories therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
    • A61B5/027—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter using catheters

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Physiology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring Volume Flow (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
NLAANVRAGE7608727,A 1975-08-07 1976-08-05 Stroomsnelheidsmeetsonde. NL181836C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60265575A 1975-08-07 1975-08-07
US05/679,066 US4175566A (en) 1975-08-07 1976-04-21 Catheter fluid-velocity flow probe

Publications (3)

Publication Number Publication Date
NL7608727A true NL7608727A (nl) 1977-02-09
NL181836B NL181836B (nl) 1987-06-16
NL181836C NL181836C (nl) 1987-11-16

Family

ID=27084209

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7608727,A NL181836C (nl) 1975-08-07 1976-08-05 Stroomsnelheidsmeetsonde.

Country Status (6)

Country Link
US (1) US4175566A (nl)
JP (2) JPS5221859A (nl)
DE (1) DE2635581C2 (nl)
FR (1) FR2320077A1 (nl)
GB (1) GB1552194A (nl)
NL (1) NL181836C (nl)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
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US4572206A (en) * 1982-04-21 1986-02-25 Purdue Research Foundation Method and apparatus for measuring cardiac output
DE3236909A1 (de) * 1982-10-06 1984-04-12 Turbo-Werk Messtechnik GmbH, 5000 Köln Messgeraet zur induktiven messung der fliessgeschwindigkeit fluessiger medien
US4817624A (en) * 1985-12-20 1989-04-04 The General Hospital Corporation Mini-bolus technique for thermodilution cardiac output measurements
US5000185A (en) * 1986-02-28 1991-03-19 Cardiovascular Imaging Systems, Inc. Method for intravascular two-dimensional ultrasonography and recanalization
DE3833723A1 (de) * 1988-10-04 1990-04-12 Berg Extrakorp Syst Medtech Verfahren zum nullabgleich eines druckmesskatheters sowie druckmesskatheter zu dessen durchfuehrung
US5220924A (en) * 1989-09-28 1993-06-22 Frazin Leon J Doppler-guided retrograde catheterization using transducer equipped guide wire
US5190045A (en) * 1989-09-28 1993-03-02 Frazin Leon J Method and device for doppler-guided and imaged retrograde catheterization
US5038789A (en) * 1989-09-28 1991-08-13 Frazin Leon J Method and device for doppler-guided retrograde catheterization
DE10203371A1 (de) * 2002-01-29 2003-08-07 Siemens Ag Katheter, insbesondere intravaskulärer Katheter
US7081683B2 (en) * 2002-07-31 2006-07-25 Arie Ariav Method and apparatus for body generation of electrical energy
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
US10751509B2 (en) 2007-11-26 2020-08-25 C. R. Bard, Inc. Iconic representations for guidance of an indwelling medical device
US8781555B2 (en) 2007-11-26 2014-07-15 C. R. Bard, Inc. System for placement of a catheter including a signal-generating stylet
US9636031B2 (en) * 2007-11-26 2017-05-02 C.R. Bard, Inc. Stylets for use with apparatus for intravascular placement of a catheter
ES2651898T3 (es) 2007-11-26 2018-01-30 C.R. Bard Inc. Sistema integrado para la colocación intravascular de un catéter
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
US10449330B2 (en) 2007-11-26 2019-10-22 C. R. Bard, Inc. Magnetic element-equipped needle assemblies
US9521961B2 (en) 2007-11-26 2016-12-20 C. R. Bard, Inc. Systems and methods for guiding a medical instrument
US8849382B2 (en) * 2007-11-26 2014-09-30 C. R. Bard, Inc. Apparatus and display methods relating to intravascular placement of a catheter
US10524691B2 (en) 2007-11-26 2020-01-07 C. R. Bard, Inc. Needle assembly including an aligned magnetic element
US8478382B2 (en) 2008-02-11 2013-07-02 C. R. Bard, Inc. Systems and methods for positioning a catheter
EP2313143B1 (en) 2008-08-22 2014-09-24 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
EP3542713A1 (en) * 2009-06-12 2019-09-25 Bard Access Systems, Inc. Adapter for a catheter tip positioning device
US9532724B2 (en) 2009-06-12 2017-01-03 Bard Access Systems, Inc. Apparatus and method for catheter navigation using endovascular energy mapping
WO2011019760A2 (en) * 2009-08-10 2011-02-17 Romedex International Srl Devices and methods for endovascular electrography
US11103213B2 (en) 2009-10-08 2021-08-31 C. R. Bard, Inc. Spacers for use with an ultrasound probe
EP2325852A1 (en) * 2009-11-18 2011-05-25 ABB Technology AG A method of manufacturing a transformer coil
BR112012019354B1 (pt) 2010-02-02 2021-09-08 C.R.Bard, Inc Método para localização de um dispositivo médico implantável
EP2912999B1 (en) 2010-05-28 2022-06-29 C. R. Bard, Inc. Apparatus for use with needle insertion guidance system
JP5980201B2 (ja) 2010-05-28 2016-08-31 シー・アール・バード・インコーポレーテッドＣ Ｒ Ｂａｒｄ Ｉｎｃｏｒｐｏｒａｔｅｄ 針および医療用コンポーネントのための挿入誘導システム
CN103228219B (zh) 2010-08-09 2016-04-27 C·R·巴德股份有限公司 用于超声探测器头的支撑和覆盖结构
MX338127B (es) 2010-08-20 2016-04-04 Bard Inc C R Reconfirmacion de colocacion de una punta de cateter asistida por ecg.
WO2012058461A1 (en) 2010-10-29 2012-05-03 C.R.Bard, Inc. Bioimpedance-assisted placement of a medical device
RU2609203C2 (ru) 2011-07-06 2017-01-30 Си.Ар. Бард, Инк. Определение и калибровка длины иглы для системы наведения иглы
USD699359S1 (en) 2011-08-09 2014-02-11 C. R. Bard, Inc. Ultrasound probe head
USD724745S1 (en) 2011-08-09 2015-03-17 C. R. Bard, Inc. Cap for an ultrasound probe
WO2013070775A1 (en) 2011-11-07 2013-05-16 C.R. Bard, Inc Ruggedized ultrasound hydrogel insert
EP2861153A4 (en) 2012-06-15 2016-10-19 Bard Inc C R APPARATUS AND METHODS FOR DETECTION OF A REMOVABLE CAP ON AN ULTRASONIC PROBE
EP3073910B1 (en) 2014-02-06 2020-07-15 C.R. Bard, Inc. Systems for guidance and placement of an intravascular device
CN105264226B (zh) * 2014-05-09 2019-04-19 维布雷姆股份公司 能够回收走动期间产生能量的一部分的用于鞋子的鞋底
US10973584B2 (en) 2015-01-19 2021-04-13 Bard Access Systems, Inc. Device and method for vascular access
WO2016210325A1 (en) 2015-06-26 2016-12-29 C.R. Bard, Inc. Connector interface for ecg-based catheter positioning system
US9631961B2 (en) * 2015-08-19 2017-04-25 Sensus Spectrum Llc Inductive flow meter including extended magnetic pole pieces
US11000207B2 (en) 2016-01-29 2021-05-11 C. R. Bard, Inc. Multiple coil system for tracking a medical device
WO2020081373A1 (en) 2018-10-16 2020-04-23 Bard Access Systems, Inc. Safety-equipped connection systems and methods thereof for establishing electrical connections
WO2020129277A1 (ja) * 2018-12-20 2020-06-25 日本電信電話株式会社 光センサプローブおよび該光センサプローブを用いた血液流量、血液粘度および血管弾性率の測定方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309924A (en) * 1964-06-22 1967-03-21 Universtity Of California Electromagnetic flow meter
US3446071A (en) * 1966-11-25 1969-05-27 Univ California Split-pole electromagnetic flow transducer
US3516399A (en) * 1967-04-18 1970-06-23 Charles A Barefoot Electromagnetic catheter blood flow probe
US3696674A (en) * 1968-06-19 1972-10-10 Merrill P Spencer Electromagentic flowmeter apparatus
US3734083A (en) * 1970-09-22 1973-05-22 Univ California Electromagnetic catheter velometer-flow meter
US3724274A (en) * 1971-02-11 1973-04-03 Millar Instruments Pressure transducers and method of physiological pressure transducers
US3815582A (en) * 1972-03-23 1974-06-11 Us Health Education & Welfare Modulated sine wave flowmeter
US3805768A (en) * 1972-04-11 1974-04-23 Carolina Medical Electronics I Electromagnetic blood flow probe
US3748623A (en) * 1972-07-25 1973-07-24 Millar Instruments Pressure transducers
SU477719A1 (ru) * 1973-12-27 1975-07-25 Предприятие П/Я А-3325 Датчик электромагнитного расходомера крови
US3945250A (en) * 1974-04-19 1976-03-23 Statham Instruments, Inc. Flow transducers

Also Published As

Publication number Publication date
DE2635581C2 (de) 1986-08-21
US4175566A (en) 1979-11-27
GB1552194A (en) 1979-09-12
FR2320077A1 (fr) 1977-03-04
NL181836C (nl) 1987-11-16
JPS60119403U (ja) 1985-08-12
NL181836B (nl) 1987-06-16
FR2320077B1 (nl) 1982-12-03
JPS6235447Y2 (nl) 1987-09-09
JPS5221859A (en) 1977-02-18
DE2635581A1 (de) 1977-02-17

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee