A device used to defibrillate the heart.
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1. Any agent or measure, e.g., an electric shock, that arrests fibrillation of the ventricular muscle and restores the normal beat. 2. The machine designed to administer a defibrillating electric shock.
- external d. a d. that delivers its defibrillating shock through the unopened chest wall.

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de·fi·bril·la·tor (')dē-'fib-rə-.lāt-ər, -'fīb- n an electronic device used to defibrillate a heart by applying an electric shock to it

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the apparatus used for issuing a measured electrical current to a patient's heart in defibrillation. Several types of defibrillator exist, including those that are semi- or fully automated to recognize abnormal rhythms and to deliver the appropriate shock, those that are fully operator-dependent, and those that are implanted into the patient's body in a similar manner to a pacemaker. Different types can deliver DC or AC currents.

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de·fib·ril·la·tor (de-fib″rĭ-laґtər) an electronic apparatus used to counteract atrial or ventricular fibrillation by the application of brief electroshock to the heart, either directly or through electrodes placed on the chest wall.

Medical dictionary. 2011.

Look at other dictionaries:

  • defibrillator — 1956, agent noun from DEFIBRILLATION (Cf. defibrillation) …   Etymology dictionary

  • Defibrillator — Ein im Rettungsdienst verwendeter Defibrillator mit EKG Funktion …   Deutsch Wikipedia

  • defibrillator — n. the apparatus used for defibrillation, which may be internal (see implantable cardiovertor defibrillator) or external. External defibrillators may be fully automated (see automated external defibrillator), semiautomated, or manual and usually… …   The new mediacal dictionary

  • defibrillator — UK [diːˈfɪbrɪˌleɪtə(r)] / US [dɪˈfɪbrɪˌleɪtər] noun [countable] Word forms defibrillator : singular defibrillator plural defibrillators medical a piece of equipment for giving the heart an electric shock to make it start to beat normally again …   English dictionary

  • defibrillator — [[t]diːfɪ̱brɪleɪtə(r)[/t]] defibrillators N COUNT A defibrillator is a machine that starts the heart beating normally again after a heart attack, by giving it an electric shock. [MEDICAL] …   English dictionary

  • defibrillator — noun Date: 1952 an electronic device that applies an electric shock to restore the rhythm of a fibrillating heart • defibrillate transitive verb • defibrillation noun …   New Collegiate Dictionary

  • defibrillator — /dee fuy breuh lay teuhr, fib reuh /, n. Med. an agent or device for arresting fibrillation of the atrial or ventricular muscles of the heart. [1955 60; DE + FIBRILL(ATION) + ATOR] * * * …   Universalium

  • defibrillator — noun An electronic device used internally or externally that delivers a controlled electric shock to a patient to correct ventricular fibrillation, a lack of coordination of the contraction of muscle tissue of the large chambers of the heart …   Wiktionary

  • Defibrillator — Stromstoßgerät * * * De|fi|bril|la|tor auch: De|fib|ril|la|tor 〈m. 23; Med.〉 Gerät, das unregelmäßige Herzschläge erkennen u. gezielte Stromstöße aussenden kann * * * De|fi|bril|la|tor, der; s, …oren (Med.): Gerät, das Herzmuskelstörungen durch… …   Universal-Lexikon

  • Defibrillator — De|fibrilla̱tor m; s,̱ren: Apparat zur Durchführung der Defibrillation …   Das Wörterbuch medizinischer Fachausdrücke

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