DE68923265D1 - Verfahren und Gerät zum Anpassen der Fühlerlänge eines Impedanzmesskatheters an eine ventrikuläre Kammer. - Google Patents

Verfahren und Gerät zum Anpassen der Fühlerlänge eines Impedanzmesskatheters an eine ventrikuläre Kammer.

Info

Publication number
DE68923265D1
DE68923265D1 DE68923265T DE68923265T DE68923265D1 DE 68923265 D1 DE68923265 D1 DE 68923265D1 DE 68923265 T DE68923265 T DE 68923265T DE 68923265 T DE68923265 T DE 68923265T DE 68923265 D1 DE68923265 D1 DE 68923265D1
Authority
DE
Germany
Prior art keywords
adapting
impedance measuring
probe length
ventricular chamber
measuring catheter
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 - Fee Related
Application number
DE68923265T
Other languages
English (en)
Other versions
DE68923265T2 (de
Inventor
Brian D Pedersen
Rodney W Salo
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.)
Cardiac Pacemakers Inc
Original Assignee
Cardiac Pacemakers 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 Cardiac Pacemakers Inc filed Critical Cardiac Pacemakers Inc
Application granted granted Critical
Publication of DE68923265D1 publication Critical patent/DE68923265D1/de
Publication of DE68923265T2 publication Critical patent/DE68923265T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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 
    • 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
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • A61B5/283—Invasive
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • A61B5/283—Invasive
    • A61B5/287—Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/04—Arrangements of multiple sensors of the same type
    • A61B2562/043—Arrangements of multiple sensors of the same type in a linear array
DE68923265T 1989-02-13 1989-08-25 Verfahren und Gerät zum Anpassen der Fühlerlänge eines Impedanzmesskatheters an eine ventrikuläre Kammer. Expired - Fee Related DE68923265T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/309,221 US4911174A (en) 1989-02-13 1989-02-13 Method for matching the sense length of an impedance measuring catheter to a ventricular chamber

Publications (2)

Publication Number Publication Date
DE68923265D1 true DE68923265D1 (de) 1995-08-03
DE68923265T2 DE68923265T2 (de) 1995-11-02

Family

ID=23197240

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68923265T Expired - Fee Related DE68923265T2 (de) 1989-02-13 1989-08-25 Verfahren und Gerät zum Anpassen der Fühlerlänge eines Impedanzmesskatheters an eine ventrikuläre Kammer.

Country Status (4)

Country Link
US (1) US4911174A (de)
EP (1) EP0384060B1 (de)
JP (1) JPH02215442A (de)
DE (1) DE68923265T2 (de)

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Also Published As

Publication number Publication date
EP0384060A2 (de) 1990-08-29
DE68923265T2 (de) 1995-11-02
EP0384060A3 (en) 1990-09-12
JPH02215442A (ja) 1990-08-28
US4911174A (en) 1990-03-27
EP0384060B1 (de) 1995-06-28
JPH0581134B2 (de) 1993-11-11

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