DE60109950D1 - System zur bestimmung des gewebekontaktes einer implantierbaren vorrichtung - Google Patents

System zur bestimmung des gewebekontaktes einer implantierbaren vorrichtung

Info

Publication number
DE60109950D1
DE60109950D1 DE60109950T DE60109950T DE60109950D1 DE 60109950 D1 DE60109950 D1 DE 60109950D1 DE 60109950 T DE60109950 T DE 60109950T DE 60109950 T DE60109950 T DE 60109950T DE 60109950 D1 DE60109950 D1 DE 60109950D1
Authority
DE
Germany
Prior art keywords
impedance
signal
imd
indication
tissue contact
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.)
Expired - Lifetime
Application number
DE60109950T
Other languages
English (en)
Other versions
DE60109950T2 (de
Inventor
Paul Iaizzo
G Laske
Choi Woohyek
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.)
Medtronic Inc
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 DE60109950D1 publication Critical patent/DE60109950D1/de
Publication of DE60109950T2 publication Critical patent/DE60109950T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
    • A61N1/056—Transvascular endocardial electrode systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
    • A61N1/056—Transvascular endocardial electrode systems
    • A61N1/057—Anchoring means; Means for fixing the head inside the heart
    • A61N1/0573—Anchoring means; Means for fixing the head inside the heart chacterised by means penetrating the heart tissue, e.g. helix needle or hook

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Electrotherapy Devices (AREA)
  • Prostheses (AREA)
DE60109950T 2000-09-20 2001-09-18 System zur bestimmung des gewebekontaktes einer implantierbaren vorrichtung Expired - Lifetime DE60109950T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23405800P 2000-09-20 2000-09-20
US234058P 2000-09-20
PCT/US2001/029289 WO2002024063A2 (en) 2000-09-20 2001-09-18 Improved system and method for determining tissue contact of an implantable medical device within a body

Publications (2)

Publication Number Publication Date
DE60109950D1 true DE60109950D1 (de) 2005-05-12
DE60109950T2 DE60109950T2 (de) 2006-02-16

Family

ID=22879713

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60109950T Expired - Lifetime DE60109950T2 (de) 2000-09-20 2001-09-18 System zur bestimmung des gewebekontaktes einer implantierbaren vorrichtung

Country Status (7)

Country Link
US (1) US6714806B2 (de)
EP (1) EP1322377B1 (de)
JP (1) JP2004508871A (de)
AT (1) ATE292491T1 (de)
CA (1) CA2423167A1 (de)
DE (1) DE60109950T2 (de)
WO (1) WO2002024063A2 (de)

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Also Published As

Publication number Publication date
WO2002024063B1 (en) 2003-02-20
EP1322377A2 (de) 2003-07-02
US20020046756A1 (en) 2002-04-25
ATE292491T1 (de) 2005-04-15
JP2004508871A (ja) 2004-03-25
DE60109950T2 (de) 2006-02-16
CA2423167A1 (en) 2002-03-28
WO2002024063A3 (en) 2002-06-06
WO2002024063A2 (en) 2002-03-28
EP1322377B1 (de) 2005-04-06
US6714806B2 (en) 2004-03-30

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Representative=s name: KUDLEK & GRUNERT PATENTANWAELTE PARTNERSCHAFT, 803