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Catheter ablation is a minimally invasive procedure that is used when medications fail to treat heart rhythm disorders including atrial fibrillation, a condition that typically causes fast and irregular heartbeats.
The drug can be fatal for those with low blood levels of potassium or magnesium, a slower than normal heart rate, or those using certain drugs to treat abnormal heart rhythms or arrhythmias.
Heart rhythm disorders result from abnormal electrical activity in the heart.
The FDA approval also covers CardioComm Solutions' GEMS (Global ECG Management System) Home software, which enables the HeartCheck Pen to be connected to a personal computer to upload data on the patient's heart rhythm to CardioComm Solutions' C4 medical call service telemedicine group for review by a physician.
Although it will take time to move the concept from the laboratory to human clinical studies, the researchers are confident their work will result in a more patient-friendly way of restoring a normal heart rhythm.
The three-day event, being organised by the charity Arrhythmia Alliance, is the first opportunity for health professionals, patients and decision makers to debate the standards of treatment and care given to people with heart rhythm disorders in the UK.
Potentially fatal pauses in heart rhythms were detected during seizures in three of these patients.
Or they can be more severe, including internal bleeding, insufficient numbers of white blood cells, and abnormal heart rhythms.
Moreover, each year it is estimated that over 30,000 Australians undergo heart surgery that put them at risk of developing life-threatening heart rhythms.
The implantable devices monitor heart rhythm and, if it goes awry, fire electric shocks to return it to normal.
Cardiac Care, Cardiac Surgery, Heart Rhythm Disorders and Surgical Spine
Trudie Lobban, trustee of the charity, said Mr Blair's experiences had thrown heart rhythm irregularities into the spotlight.