pacemaker


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Related to pacemaker: natural pacemaker

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.
Because even a few seconds without a heartbeat can lead to serious consequences, a biological pacemaker would need to exhibit very robust and reliable performance.
Snooks got a pacemaker and I was treated with drugs at Crosshouse hospital in Kilmarnock.
The new pacemaker is a tenth of the size of current devices.
32 mV) of the leadless pacemaker device are equivalent to those in traditional pacemakers.
The heartbeat originates in the sinoatrial node of the heart's right upper chamber, where pacemaker cells are clustered.
At First Sight, a 100-1 chance, was a pacemaker in last year's Investec Derby but eclipsed Aidan O'Brien's other two runners in finishing runner-up to Workforce.
Now, pacemaker technology - a creation of the mid-1900s - is finally catching up with the demands presented by the newer imaging technology.
The first patient to receive a pacemaker from North Tees and Hartlepool NHS Foundation Trust was 80-year-old Vera Sadler from Billingham.
These are excellent questions to also discuss with the doctor who implanted your pacemaker.
Therefore prolongation of the pacemaker longevity has been considered highly desirable and cost-effective because it would postpone a second surgical intervention, decreasing the expense for new generators units (1-3).
Hence, the biological signal to the pacemaker is increased and is misconstrued as increased minute ventilation causing tachycardia which resolves when the monitoring device is removed.