ATE468153T1 - Gerät zur überwachung des gewebeflüssigkeitsgehalts zur verwendung in einer implantierabren herzvorrichtung - Google Patents

Gerät zur überwachung des gewebeflüssigkeitsgehalts zur verwendung in einer implantierabren herzvorrichtung

Info

Publication number
ATE468153T1
ATE468153T1 AT04795265T AT04795265T ATE468153T1 AT E468153 T1 ATE468153 T1 AT E468153T1 AT 04795265 T AT04795265 T AT 04795265T AT 04795265 T AT04795265 T AT 04795265T AT E468153 T1 ATE468153 T1 AT E468153T1
Authority
AT
Austria
Prior art keywords
fluid status
intra
thoracic
fluid
cardiac
Prior art date
Application number
AT04795265T
Other languages
English (en)
Inventor
Li Wang
Yong Kyun Cho
Kevin Kuehn
Glenn Zillmer
Nirav Sheth
Original Assignee
Medtronic Inc
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 Medtronic Inc filed Critical Medtronic Inc
Application granted granted Critical
Publication of ATE468153T1 publication Critical patent/ATE468153T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4869—Determining body composition
    • 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
    • A61B5/0537—Measuring body composition by impedance, e.g. tissue hydration or fat content
    • 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
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7285—Specific aspects of physiological measurement analysis for synchronising or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
    • A61N1/36514—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure
    • A61N1/36521—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure the parameter being derived from measurement of an electrical impedance
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/3627—Heart stimulators for treating a mechanical deficiency of the heart, e.g. congestive heart failure or cardiomyopathy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
    • A61N1/3962—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion in combination with another heart therapy
    • A61N1/39622—Pacing therapy

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Signal Processing (AREA)
  • Physiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Hematology (AREA)
  • Electrotherapy Devices (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Prostheses (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
AT04795265T 2003-10-14 2004-10-14 Gerät zur überwachung des gewebeflüssigkeitsgehalts zur verwendung in einer implantierabren herzvorrichtung ATE468153T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/684,759 US8428717B2 (en) 2003-10-14 2003-10-14 Method and apparatus for monitoring tissue fluid content for use in an implantable cardiac device
PCT/US2004/034078 WO2005037367A2 (en) 2003-10-14 2004-10-14 Method and apparatus for monitoring tissue fluid content for use in an implantable cardiac device

Publications (1)

Publication Number Publication Date
ATE468153T1 true ATE468153T1 (de) 2010-06-15

Family

ID=34423018

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04795265T ATE468153T1 (de) 2003-10-14 2004-10-14 Gerät zur überwachung des gewebeflüssigkeitsgehalts zur verwendung in einer implantierabren herzvorrichtung

Country Status (10)

Country Link
US (1) US8428717B2 (de)
EP (2) EP1682220B1 (de)
JP (1) JP2007508861A (de)
CN (1) CN1867376B (de)
AT (1) ATE468153T1 (de)
AU (1) AU2004281793A1 (de)
CA (1) CA2541684A1 (de)
DE (1) DE602004027286D1 (de)
IL (1) IL174652A0 (de)
WO (1) WO2005037367A2 (de)

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EP1682220A2 (de) 2006-07-26
WO2005037367A2 (en) 2005-04-28
WO2005037367A3 (en) 2005-06-09
DE602004027286D1 (de) 2010-07-01
CN1867376B (zh) 2011-07-13
EP2213227A3 (de) 2013-11-06
CN1867376A (zh) 2006-11-22
US20050080460A1 (en) 2005-04-14
AU2004281793A1 (en) 2005-04-28
JP2007508861A (ja) 2007-04-12
US8428717B2 (en) 2013-04-23
CA2541684A1 (en) 2005-04-28
EP1682220B1 (de) 2010-05-19
IL174652A0 (en) 2006-08-20
EP2213227B1 (de) 2016-08-10
EP2213227A2 (de) 2010-08-04

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