DE20003455U1 - Defibrillator - Google Patents

Defibrillator

Info

Publication number
DE20003455U1
DE20003455U1 DE20003455U DE20003455U DE20003455U1 DE 20003455 U1 DE20003455 U1 DE 20003455U1 DE 20003455 U DE20003455 U DE 20003455U DE 20003455 U DE20003455 U DE 20003455U DE 20003455 U1 DE20003455 U1 DE 20003455U1
Authority
DE
Germany
Prior art keywords
signal
defibrillation
heart
speed
implanted
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
DE20003455U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE20003455U priority Critical patent/DE20003455U1/en
Publication of DE20003455U1 publication Critical patent/DE20003455U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • A61N1/36528—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 measured by means of ultrasound

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (4)

1. Defibrillator mit einem Herzrhythmusanalysator zur Erfassung des Herzrhythmus und zur Erzeugung eines eine Herzrhythmusstörung charakterisierenden Herzrhythmusstörungssignals, mit einem elektrisch aktivierbaren Defibrillationssignalgenerator zur Erzeugung eines Defibrillationssignals und mit einer über ein erstes Kabel an den Defibrillationssignalgenerator angeschlossenen, im Herzen implantierten Defibrillationselektrode, gekennzeichnet durch folgende Merkmale:
  • a) über ein zweites Kabel ist mit einem im Herzen (30) implantierten Ultraschall-Sende- und -Empfangselement (7) ein Geschwindigkeitsanalysator (6) zur Erzeugung eines die Geschwindigkeit von Blutzellen im Herzen (30) charakterisierenden Geschwindigkeitssignals unter Ausnutzung des Dopplereffekts verbunden,
  • b) an diesem Geschwindigkeitsanalysator (6) ist eine Vergleichsvorrichtung (8) zum Vergleichen des Geschwindigkeitssignals mit einem vorbestimmten Referenzsignal und zur Erzeugung eines den Kreislaufzustand charakterisierenden Vergleichsignals angeschlossen und
  • c) mit dem Herzrhythmusanalysator (1), der Vergleichsvorrichtung (8) und dem Defibrillationssignalgenerator (3) ist eine Aktivierungsvorrichtung (2) gekoppelt zur Auswertung des Herzrhythmusstörungssignals und des Vergleichsignals und zur Aktivierung des Defibrillationssignalgenerators (3) in Abhängigkeit vom Auswertungsergebnis.
1. defibrillator with a cardiac rhythm analyzer for recording the cardiac rhythm and for generating a cardiac rhythm disturbance signal that characterizes a cardiac arrhythmia, with an electrically activatable defibrillation signal generator for generating a defibrillation signal and with a defibrillation electrode that is connected to the defibrillation signal generator and is implanted in the heart and identified by the following features: implanted in the heart:
  • a) a speed analyzer (6) is connected to an ultrasound transmitting and receiving element (7) implanted in the heart (30) by means of a second cable for generating a speed signal characterizing the speed of blood cells in the heart (30) using the Doppler effect,
  • b) a comparison device (8) for comparing the speed signal with a predetermined reference signal and for generating a comparison signal characterizing the circulatory state is connected to this speed analyzer (6) and
  • c) with the cardiac rhythm analyzer (1), the comparison device (8) and the defibrillation signal generator (3), an activation device (2) is coupled for evaluating the cardiac arrhythmia signal and the comparison signal and for activating the defibrillation signal generator (3) as a function of the evaluation result.
2. Defibrillator nach Anspruch 1, gekennzeichnet durch einen mit der Aktivierungsvorrichtung (2) gekoppelten und von dieser elektrisch aktivierbaren Stimulationssignalgenerator (12) zur Erzeugung eines Stimulationssignals und durch eine über ein drittes Kabel an den Stimulationssignalgenerator (12) angeschlossene, im Herzen (30) implantierte Stimulationselektrode (15).2. Defibrillator according to claim 1, characterized by a coupling with the activation device (2) and of this electrically activatable stimulation signal generator (12) to generate a stimulation signal and by means of a third cable to the stimulation signal generator (12) connected, implanted in the heart (30) Stimulation electrode (15). 3. Defibrillator nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Geschwindigkeitsanalysator (6) zusammen mit dem Ultraschall-Sende- und -Empfangselement (7) von der Aktivierungsvorrichtung (2) aktivierbar und deaktivierbar ist.3. Defibrillator according to claim 1 or 2, characterized characterized in that the speed analyzer (6) together with the ultrasound transmission and reception element (7) can be activated and deactivated by the activation device (2) is. 4. Defibrillator nach den Ansprüchen 1 bis 3, dadurch gekennzeichnet, daß die Defibrillationselektrode (4), die Stimulationselektrode (15) und das Ultraschall-Sende- und -Empfangselement (7) an einer einzigen im Herzen (30) implantierten Elektrodenhalterung (25) angeordnet sind.4. Defibrillator according to claims 1 to 3, characterized characterized in that the defibrillation electrode (4), the Stimulation electrode (15) and the ultrasound transmission and - receiving element (7) on a single one in the heart (30) implanted electrode holder (25) are arranged.
DE20003455U 2000-02-25 2000-02-25 Defibrillator Expired - Lifetime DE20003455U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20003455U DE20003455U1 (en) 2000-02-25 2000-02-25 Defibrillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20003455U DE20003455U1 (en) 2000-02-25 2000-02-25 Defibrillator

Publications (1)

Publication Number Publication Date
DE20003455U1 true DE20003455U1 (en) 2000-05-25

Family

ID=7937891

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20003455U Expired - Lifetime DE20003455U1 (en) 2000-02-25 2000-02-25 Defibrillator

Country Status (1)

Country Link
DE (1) DE20003455U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9955942B2 (en) 2006-02-03 2018-05-01 Koninklijke Philips N.V. Ultrasonic method and apparatus for measuring or detecting flow behavior of a non-sinusoidal periodicity

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9955942B2 (en) 2006-02-03 2018-05-01 Koninklijke Philips N.V. Ultrasonic method and apparatus for measuring or detecting flow behavior of a non-sinusoidal periodicity

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000629

R156 Lapse of ip right after 3 years

Effective date: 20030829