NZ517437A - Improvements relating to catheter positioning - Google Patents

Improvements relating to catheter positioning

Info

Publication number
NZ517437A
NZ517437A NZ517437A NZ51743700A NZ517437A NZ 517437 A NZ517437 A NZ 517437A NZ 517437 A NZ517437 A NZ 517437A NZ 51743700 A NZ51743700 A NZ 51743700A NZ 517437 A NZ517437 A NZ 517437A
Authority
NZ
New Zealand
Prior art keywords
catheter
pressure
measuring means
fluid
piping
Prior art date
Application number
NZ517437A
Other languages
English (en)
Inventor
Aws Nashef
Ted Vander Wiede
Robert Mcnair
Stephen Wilson
Simon Andrews
Original Assignee
Omega Critical Care Ltd
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
Priority claimed from GBGB9920104.8A external-priority patent/GB9920104D0/en
Application filed by Omega Critical Care Ltd filed Critical Omega Critical Care Ltd
Publication of NZ517437A publication Critical patent/NZ517437A/en

Links

Classifications

    • 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
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
    • A61B5/02158—Measuring pressure in heart or blood vessels by means inserted into the body provided with two or more sensor elements
    • 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
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A61B5/028—Measuring blood flow using tracers, e.g. dye dilution by thermo-dilution

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
NZ517437A 1999-08-26 2000-08-25 Improvements relating to catheter positioning NZ517437A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9920104.8A GB9920104D0 (en) 1999-08-26 1999-08-26 Improvements relating to catheters (II)
US15334199P 1999-09-10 1999-09-10
PCT/GB2000/003266 WO2001013789A1 (en) 1999-08-26 2000-08-25 Improvements relating to catheter positioning

Publications (1)

Publication Number Publication Date
NZ517437A true NZ517437A (en) 2004-02-27

Family

ID=26315878

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ517437A NZ517437A (en) 1999-08-26 2000-08-25 Improvements relating to catheter positioning

Country Status (6)

Country Link
EP (1) EP1207783A1 (es)
AU (1) AU7018800A (es)
CA (1) CA2382222A1 (es)
MX (1) MXPA02002088A (es)
NZ (1) NZ517437A (es)
WO (1) WO2001013789A1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8668650B2 (en) 2001-12-20 2014-03-11 Boston Scientific Scimed, Inc. Pressure-sensing guidewire and sheath
TW570769B (en) * 2002-04-26 2004-01-11 Chin-Yu Lin Method and device for measuring pulse signals for simultaneously obtaining pulse pressure and blood flow rate
US8961491B2 (en) 2006-04-21 2015-02-24 Bayer Medical Care Inc Catheters and related equipment
JO2778B1 (en) 2007-10-16 2014-03-15 ايساي انك Certain vehicles, installations and methods
GB0904031D0 (en) 2009-03-09 2009-04-22 Omega Critical Care Ltd Method and device for determining dysfunction of the heart
US20140243688A1 (en) 2011-10-28 2014-08-28 Three Rivers Cardiovascular Systems Inc. Fluid temperature and flow sensor apparatus and system for cardiovascular and other medical applications
US10463259B2 (en) 2011-10-28 2019-11-05 Three Rivers Cardiovascular Systems Inc. System and apparatus comprising a multi-sensor catheter for right heart and pulmonary artery catheterization
AU2013335188B2 (en) * 2012-10-25 2018-05-10 Bayer Healthcare, Llc. Catheters and related equipment
US9539090B2 (en) 2014-01-16 2017-01-10 Cook Medical Technologies Llc Transaortic valve access device
EP3166478A4 (en) 2014-07-13 2018-02-14 Three Rivers Cardiovascular Systems Inc. System and apparatus comprising a multisensor guidewire for use in interventional cardiology
JP6747779B2 (ja) * 2015-04-28 2020-08-26 フクダ電子株式会社 心臓カテーテル検査装置及び心臓カテーテル検査装置の作動方法
GB2544989A (en) * 2015-12-02 2017-06-07 Diasolve Ltd Insert devices for pressure compensation
US11272847B2 (en) 2016-10-14 2022-03-15 Hemocath Ltd. System and apparatus comprising a multi-sensor catheter for right heart and pulmonary artery catheterization

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995623A (en) * 1974-12-23 1976-12-07 American Hospital Supply Corporation Multipurpose flow-directed catheter
US4680957A (en) * 1985-05-02 1987-07-21 The Davey Company Non-invasive, in-line consistency measurement of a non-newtonian fluid
US4815472A (en) * 1987-06-01 1989-03-28 The Regents Of The University Of Michigan Multipoint pressure-sensing catheter system
NL8701536A (nl) * 1987-06-30 1989-01-16 Joannes Hendricus Aloys Heuvel Werkwijze voor het uitvoeren van haemodynamische metingen bij een patient en daarbij toegepaste strominggeleide balloncatheter.
US5025786A (en) * 1988-07-21 1991-06-25 Siegel Sharon B Intracardiac catheter and method for detecting and diagnosing myocardial ischemia
EP0363117A1 (en) * 1988-10-06 1990-04-11 Baxter International Inc. A position-monitoring flow-directed catheter and method
US5427114A (en) * 1993-08-19 1995-06-27 Fiberoptic Sensor Technologies, Inc. Dual pressure sensing catheter
BE1009291A6 (nl) * 1995-04-14 1997-01-07 Billiet Erik Apparaat voor het meten van het bloeddebiet met behulp van een swan-ganz katheter.

Also Published As

Publication number Publication date
AU7018800A (en) 2001-03-19
EP1207783A1 (en) 2002-05-29
WO2001013789A1 (en) 2001-03-01
MXPA02002088A (es) 2003-09-22
CA2382222A1 (en) 2001-03-01

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Legal Events

Date Code Title Description
ASS Change of ownership

Owner name: OMEGA CRITICAL CARE LIMITED, GB

Free format text: OLD OWNER(S): AORTECH INTERNATIONAL PLC

PSEA Patent sealed