pacemaker

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pacemaker

1. Anatomy a small area of specialized tissue within the wall of the right atrium of the heart whose spontaneous electrical activity initiates and controls the beat of the heart
2. Med an electronic device for use in certain cases of heart disease to assume the functions of the natural cardiac pacemaker

pacemaker

[′pās‚māk·ər]
(medicine)
A pulsed battery-operated oscillator implanted in the body to deliver electric impulses to the muscles of the lower heart, either at a fixed rate or in response to a sensor that detects when the patient's pulse rate slows or ceases. Also known as cardiac pacemaker; heart pacer.
References in periodicals archive ?
The cardiac pacemaker market in India, which is driven by the development of new and innovative cardiac pacemakers, involving move from pacemakers with VVIR to MRI Pacemakers has registered revenues of INR - million in 2014.
Although today's pacemakers are lifesaving electronic devices, they are limited by their artificial nature.
VETS fitted a cat with a tiny PS3000 pacemaker - at the same time his owner was told he would need one.
com)-- Rising incidences of cardiac disorders, especially cardiac arrhythmia globally is expected to give a boost to the pacemaker market.
1 - Single chamber pacemakers for permanent pacing electrodes SSIR asic;
Professor Morgan said: "While pacemakers have saved countless lives over the past seven decades since the first devices were implanted, one of the drawbacks has been complications with the pacing lead that is put in to deliver electrical impulses to the heart.
32 mV) of the leadless pacemaker device are equivalent to those in traditional pacemakers.
Once reprogrammed by the Tbx18 gene, the newly created pacemaker cells have all of the key features of native pacemakers and maintain their SAN-like characteristics even after the effects of the Tbx18 gene have faded.
This is despite the BHA noting the abject displays by the pacemakers at Royal Ascot this month.
Actually, that happens more in theory than reality because people with pacemakers are usually prohibited from having MRIs - the gold standard for imaging - to diagnose medical problems.
My answers apply to the Adapta DR pacemaker and not necessarily to other types of pacemakers.
Methods: Forty randomly selected patients with implanted pacemakers were analyzed.