ATE341993T1 - Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz - Google Patents

Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz

Info

Publication number
ATE341993T1
ATE341993T1 AT02022790T AT02022790T ATE341993T1 AT E341993 T1 ATE341993 T1 AT E341993T1 AT 02022790 T AT02022790 T AT 02022790T AT 02022790 T AT02022790 T AT 02022790T AT E341993 T1 ATE341993 T1 AT E341993T1
Authority
AT
Austria
Prior art keywords
ventricular ejection
heart
ejection time
bioadmittance
measurement
Prior art date
Application number
AT02022790T
Other languages
English (en)
Inventor
Markus J Osypka
Donald P Bernstein
Original Assignee
Osypka Medical Gmbh
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 Osypka Medical Gmbh filed Critical Osypka Medical Gmbh
Application granted granted Critical
Publication of ATE341993T1 publication Critical patent/ATE341993T1/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
    • A61B5/02—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
    • A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
    • 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
    • A61B5/029—Measuring or recording blood output from the heart, e.g. minute volume
    • 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
    • A61B5/0295—Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography
    • 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
    • A61B5/0535—Impedance plethysmography
    • 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
    • A61B5/7221—Determining signal validity, reliability or quality
    • 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
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Physiology (AREA)
  • Vascular Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Massaging Devices (AREA)
  • Percussion Or Vibration Massage (AREA)
AT02022790T 2001-10-11 2002-10-11 Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz ATE341993T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32869401P 2001-10-11 2001-10-11

Publications (1)

Publication Number Publication Date
ATE341993T1 true ATE341993T1 (de) 2006-11-15

Family

ID=23282023

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02022790T ATE341993T1 (de) 2001-10-11 2002-10-11 Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz

Country Status (5)

Country Link
US (3) US7822470B2 (de)
EP (1) EP1304074B1 (de)
AT (1) ATE341993T1 (de)
CA (1) CA2407395C (de)
DE (1) DE60215283T2 (de)

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DE60215283T2 (de) 2007-05-16
EP1304074A2 (de) 2003-04-23
US20110190601A1 (en) 2011-08-04
EP1304074A3 (de) 2003-06-18
US7904141B2 (en) 2011-03-08
US8562538B2 (en) 2013-10-22
CA2407395C (en) 2014-09-09
CA2407395A1 (en) 2003-04-11
US20060167363A1 (en) 2006-07-27
US7822470B2 (en) 2010-10-26
US20030163058A1 (en) 2003-08-28

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