- artificial cardiac pacemaker
- ناظمة قلبية اصطناعية
English-Arabic Medical Dictionary. 2013.
artificial cardiac pacemaker
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cardiac pacemaker — An electronic device that is implanted in the body to monitor heart rate and rhythm. It gives the heart electrical stimulation when it does not beat normally. A cardiac pacemaker runs on batteries and has long, thin wires that connect it to the… … English dictionary of cancer terms
cardiac pacemaker — the group of cells rhythmically initiating the heartbeat, characterized physiologically by a slow loss of membrane potential during diastole. Usually the pacemaker site is the sinoatrial node. See also artificial cardiac p … Medical dictionary
Cardiac pacemaker — The contractions of the heart are controlled by chemical impulses, which fire at a rate which controls the beat of the heart.The cells that create these rhythmical impulses are called pacemaker cells, and they directly control the heart rate.… … Wikipedia
Pacemaker — A system that sends electrical impulses to the heart in order to set the heart rhythm. The pacemaker can be the normal natural pacemaker of the heart or it can be an electronic device. The natural pacemaker of the heart is the sinus node, one of… … Medical dictionary
Artificial pacemaker — A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm. An internal pacemaker is one in which the electrodes into the heart, the electronic circuitry and the power supply are implanted (internally) within… … Medical dictionary
pacemaker lead — pacing lead the connection between the heart and the power source of an artificial cardiac pacemaker, comprising an electrode to contact the heart, a conductor coil, and a terminal pin to connect to the generator … Medical dictionary
pacemaker twiddler syndrome — twiddler s syndrome in a patient with an artificial cardiac pacemaker … Medical dictionary
cardiac pacing — regulation of the rate of contraction of the heart muscle by an artificial cardiac pacemaker … Medical dictionary
Artificial pacemaker — Cardiac resynchronization therapy and CRT (Cardiac Resynchronization Therapy) redirect here. For the device termed a CRT D, see Implanted cardiac resynchronization device. For other uses, see Pacemaker (disambiguation). A pacemaker, scale in… … Wikipedia
Pacemaker (disambiguation) — Pacemaker may refer to:In biology and medicine: * Cardiac pacemaker, a group of cells within the heart that together initiate contractions and set the pace of beating * Artificial pacemaker, a device implanted to provide proper heart rhythm when… … Wikipedia
pacemaker — n. (Physiol. & Anat.) 1. a specialized bit of heart tissue that controls the heartbeat. Syn: cardiac pacemaker, sinoatrial node. [WordNet 1.5] 2. An implanted electronic device that takes over the function of the natural cardiac pacemaker[1];… … The Collaborative International Dictionary of English
