AU2003227906A1 - Intracavitary impedance measuring probe - Google Patents

Intracavitary impedance measuring probe

Info

Publication number
AU2003227906A1
AU2003227906A1 AU2003227906A AU2003227906A AU2003227906A1 AU 2003227906 A1 AU2003227906 A1 AU 2003227906A1 AU 2003227906 A AU2003227906 A AU 2003227906A AU 2003227906 A AU2003227906 A AU 2003227906A AU 2003227906 A1 AU2003227906 A1 AU 2003227906A1
Authority
AU
Australia
Prior art keywords
intracavitary
measuring probe
impedance measuring
impedance
probe
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.)
Abandoned
Application number
AU2003227906A
Inventor
Donald Fulton Alexander Maclachlan
Peter Mcgeehin
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.)
GAELTEC Ltd
Original Assignee
GAELTEC 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
Application filed by GAELTEC Ltd filed Critical GAELTEC Ltd
Publication of AU2003227906A1 publication Critical patent/AU2003227906A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0538—Measuring electrical impedance or conductance of a portion of the body invasively, e.g. using a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
    • A61B5/4222—Evaluating particular parts, e.g. particular organs
    • A61B5/4233—Evaluating particular parts, e.g. particular organs oesophagus

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physiology (AREA)
  • Endocrinology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
AU2003227906A 2002-05-02 2003-05-02 Intracavitary impedance measuring probe Abandoned AU2003227906A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0210073.3 2002-05-02
GBGB0210073.3A GB0210073D0 (en) 2002-05-02 2002-05-02 Improved apparatus and method for investigating the hollow viscera
PCT/GB2003/001929 WO2003092495A1 (en) 2002-05-02 2003-05-02 Intracavitary impedance measuring probe

Publications (1)

Publication Number Publication Date
AU2003227906A1 true AU2003227906A1 (en) 2003-11-17

Family

ID=9935953

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003227906A Abandoned AU2003227906A1 (en) 2002-05-02 2003-05-02 Intracavitary impedance measuring probe

Country Status (3)

Country Link
AU (1) AU2003227906A1 (en)
GB (2) GB0210073D0 (en)
WO (1) WO2003092495A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2004216229B2 (en) * 2003-02-21 2010-12-09 Electro-Cat, Llc System and method for measuring cross-sectional areas and pressure gradients in luminal organs

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8406867B2 (en) 2003-02-21 2013-03-26 Dtherapeutics, Llc Balloon sizing of valve annulus for percutaneous valves
US8886301B2 (en) 2003-02-21 2014-11-11 3Dt Holdings, Llc Impedance devices for obtaining conductance measurements within luminal organs
US10413211B2 (en) 2003-02-21 2019-09-17 3Dt Holdings, Llc Systems, devices, and methods for mapping organ profiles
US9603545B2 (en) 2003-02-21 2017-03-28 3Dt Holdings, Llc Devices, systems, and methods for removing targeted lesions from vessels
US7818053B2 (en) 2003-02-21 2010-10-19 Dtherapeutics, Llc Devices, systems and methods for plaque type determination
US8185194B2 (en) 2003-02-21 2012-05-22 Dtherapeutics, Llc Systems and methods for determining phasic cardiac cycle measurements
US8078274B2 (en) 2003-02-21 2011-12-13 Dtherapeutics, Llc Device, system and method for measuring cross-sectional areas in luminal organs
US9462960B2 (en) 2003-02-21 2016-10-11 3Dt Holdings, Llc Impedance devices and methods of using the same to obtain luminal organ measurements
US8465452B2 (en) 2003-02-21 2013-06-18 3Dt Holdings, Llc Devices, systems, and methods for removing stenotic lesions from vessels
US8388604B2 (en) 2003-02-21 2013-03-05 Dtherapeutics, Llc Devices, systems, and methods for removing contrast from luminal organs
US10568546B2 (en) 2003-02-21 2020-02-25 3Dt Holdings, Llc Devices and methods for sizing valve apertures and luminal organs
US10172538B2 (en) 2003-02-21 2019-01-08 3Dt Holdings, Llc Body lumen junction localization
EP1890598A1 (en) * 2005-03-31 2008-02-27 Gregersen Enterprises 2005 Aps Apparatus and method for a global model of hollow internal organs including the determination of cross-sectional areas and volume in internal hollow organs and wall properties
US8602987B2 (en) 2005-10-18 2013-12-10 Pneumoflex Systems, Llc Techniques for evaluating stress urinary incontinence (SUI) using involuntary reflex cough test
US9028406B2 (en) 2005-10-18 2015-05-12 Pneumoflex Systems, Llc Oral-esophageal-gastric device to diagnose reflux and/or emesis
US9011328B2 (en) 2005-10-18 2015-04-21 Pneumoflex Systems, Llc Oral-esophageal-gastric device with esophageal cuff to reduce gastric reflux and/or emesis
US8597184B2 (en) 2005-10-18 2013-12-03 Pneumoflex Systems, Llc Techniques for evaluating urinary stress incontinence and use of involuntary reflex cough as a medical diagnostic tool
US8690790B2 (en) 2005-10-18 2014-04-08 Pneumoflex Systems, Llc Techniques for evaluating urinary stress incontinence
US8652066B2 (en) 2005-12-09 2014-02-18 Pneumoflex Systems, Llc Involuntary contraction induced pressure as a medical diagnostic tool
US8597183B2 (en) 2005-12-09 2013-12-03 Pneumoflex Systems, Llc Involuntary contraction induced pressure as a medical diagnostic tool using involuntary reflex cough test
US8706209B2 (en) 2010-02-05 2014-04-22 3Dt Holdings, Llc Devices, systems, and methods for measuring parallel tissue conductance, luminal cross-sectional areas, fluid velocity, and/or determining plaque vulnerability using temperature
US11373780B2 (en) 2011-10-06 2022-06-28 3Dt Holdings, Llc Methods to generate elongated wires having a metallic substrate thereon and devices comprising the same
US9734938B2 (en) 2011-10-06 2017-08-15 3Dt Holdings, Llc Devices and systems for obtaining conductance data and methods of manufacturing and using the same
US9066672B2 (en) 2011-10-27 2015-06-30 3Dt Holdings, Llc Single injection methods for obtaining conductance measurements within luminal organs using impedance devices
US10159531B2 (en) 2012-04-05 2018-12-25 C. R. Bard, Inc. Apparatus and methods relating to intravascular positioning of distal end of catheter
US11759268B2 (en) 2012-04-05 2023-09-19 C. R. Bard, Inc. Apparatus and methods relating to intravascular positioning of distal end of catheter
JP2015516846A (en) 2012-04-05 2015-06-18 バード・アクセス・システムズ，インコーポレーテッド Device and system for navigating and positioning a central venous catheter within a patient
US8700133B2 (en) 2012-06-18 2014-04-15 Smart Iv Llc Apparatus and method for monitoring catheter insertion
US9597482B2 (en) 2012-06-18 2017-03-21 Smart Iv Llc Apparatus and method for monitoring catheter insertion
US9675257B2 (en) 2013-03-15 2017-06-13 3Dt Holdings, Llc Impedance devices and methods to use the same to obtain luminal organ measurements
CN112220593A (en) 2015-02-12 2021-01-15 方德里创新研究第一有限公司 Implantable devices for heart failure monitoring and related methods
EP3331426B1 (en) 2015-08-03 2024-07-24 Foundry Innovation&Research 1, Ltd. Catheter for measurement of vena cava dimension
US11701018B2 (en) 2016-08-11 2023-07-18 Foundry Innovation & Research 1, Ltd. Wireless resonant circuit and variable inductance vascular monitoring implants and anchoring structures therefore
US11206992B2 (en) 2016-08-11 2021-12-28 Foundry Innovation & Research 1, Ltd. Wireless resonant circuit and variable inductance vascular monitoring implants and anchoring structures therefore
EP3496606A1 (en) 2016-08-11 2019-06-19 Foundry Innovation & Research 1, Ltd. Systems and methods for patient fluid management
CA3043228A1 (en) 2016-11-29 2018-06-07 Foundry Innovation & Research 1, Ltd. Wireless resonant circuit and variable inductance vascular implants for monitoring patient vasculature and fluid status and systems and methods employing same
US11944495B2 (en) 2017-05-31 2024-04-02 Foundry Innovation & Research 1, Ltd. Implantable ultrasonic vascular sensor
US11779238B2 (en) 2017-05-31 2023-10-10 Foundry Innovation & Research 1, Ltd. Implantable sensors for vascular monitoring

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587975A (en) * 1984-07-02 1986-05-13 Cardiac Pacemakers, Inc. Dimension sensitive angioplasty catheter
US5833625A (en) * 1993-10-21 1998-11-10 Synectics Medical Ab Ambulatory reflux monitoring system
RU2154409C1 (en) * 1999-02-15 2000-08-20 Московский городской научно-исследовательский институт скорой помощи им. Н.В. Склифосовского Method and probe for examining motor function of the esophagus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2004216229B2 (en) * 2003-02-21 2010-12-09 Electro-Cat, Llc System and method for measuring cross-sectional areas and pressure gradients in luminal organs
AU2010241404B2 (en) * 2003-02-21 2012-08-02 Electro-Cat, Llc System and method for measuring cross-sectional areas and pressure gradients in luminal organs

Also Published As

Publication number Publication date
WO2003092495A1 (en) 2003-11-13
GB2404255B (en) 2006-02-15
GB0210073D0 (en) 2002-06-12
GB2404255A (en) 2005-01-26
GB0425884D0 (en) 2004-12-29

Similar Documents

Publication Publication Date Title
AU2003227906A1 (en) Intracavitary impedance measuring probe
AU2003219491A1 (en) Impedance measurements on breast nipples
AU2003207052A1 (en) Three-dimensional measuring instrument
AU2003225066A1 (en) Headset for measuring physiological parameters
AU2002329212A1 (en) Articulated electrosurgical probe
AU2003288936A1 (en) A probe for combined signals
AU2003287735A1 (en) Non-invasive measurement of analytes
AU2002221109A1 (en) Body impedance measuring instrument
AU2003267091A1 (en) Optical coherence tomography probe
AU2003251143A1 (en) Probe or stylus orientation
AU2003284141A1 (en) Cornea characteristics measuring device
AU2003220157A1 (en) Sensor for biopotential measurements
AU2003202089A1 (en) Analogue probe
AU2003252229A1 (en) Measuring head
AU2003214062A1 (en) Earth probe
AU2003235385A1 (en) Magnetic probe
AU2003252419A1 (en) Bioelectric impedance measurement unit
GB0328899D0 (en) Ultrasound probe
AU2003260788A1 (en) Touch probe
IL155908A0 (en) Method of measuring low impedances
AU2003273037A1 (en) Inclination measurement instrument
EP1568317A4 (en) Pulse measuring instrument
AU2003275680A1 (en) Probe for physical properties measurement
AU2003252230A1 (en) Measuring device
AU2003217595A1 (en) Integrated vi probe

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase