News tagged with heart beat
New device could allow your heartbeat to power pacemaker
An experimental device converted energy from a beating heart to provide enough electricity to power a pacemaker, in a study presented at the American Heart Association's Scientific Sessions 2012.
Cardiology
Nov 04, 2012 |
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Routine electrocardiograms predict health risks for patients with atrial fibrillation
Canadian scientists have determined that routine electrocardiogram (ECG) results for patients with atrial fibrillation (AF)—the most common form of irregular heart beat—can help doctors identify those at higher risk of ...
Cardiology
Oct 28, 2012 |
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Inhibiting CaMKII enzyme activity could lead to new therapies for heart disease
University of Iowa researchers have previously shown that an enzyme called CaM kinase II plays a pivotal role in the death of heart cells following a heart attack or other conditions that damage or stress heart muscle. Loss ...
Cardiology
Oct 11, 2012 |
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Scientists map the genomic blueprint of the heart
Scientists at the Gladstone Institutes have revealed the precise order and timing of hundreds of genetic "switches" required to construct a fully functional heart from embryonic heart cells—providing new ...
Medical research
Sep 13, 2012 |
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Perceived control affects complication rates in patients with acute coronary syndrome
Patients admitted to hospital with obstructed heart arteries were three times more likely to experience complications when they were in hospital if they felt they were not in control of their condition, according to research ...
Cardiology
Sep 13, 2012 |
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Study: Heart repairs very early in life, but not as adults
(Medical Xpress) -- In a two-day-old mouse, a heart attack causes active stem cells to grow new heart cells; a few months later, the heart is mostly repaired. But in an adult mouse, recovery from such an attack ...
Cardiology
Jul 31, 2012 |
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Scientists first to see trafficking of immune cells in beating heart
Blood flow to the heart often is interrupted during a heart attack or cardiac surgery. But when blood flow resumes, the heart may still falter. That's because collateral damage can occur as blood re-enters ...
Medical research
Jul 11, 2012 |
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Study examines comparative effectiveness of rhythm control vs. rate control drug treatment
An observational study that examined the comparative effectiveness of rhythm control vs. rate control drug treatment on mortality in patients with atrial fibrillation (a rapid, irregular heart beat) suggests there was little ...
Cardiology
Jun 04, 2012 |
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New stem cell technique promises abundance of key heart cells cardiomyocytes
Cardiomyocytes, the workhorse cells that make up the beating heart, can now be made cheaply and abundantly in the laboratory.
Medical research
May 28, 2012 |
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Simple motions, complex tool New robot successfully performs surgical closure in a beating heart
A new robotic device may be the solution to a longstanding surgical dilemma: how to precisely manipulate tools within the delicate tissues of a beating heart, report researchers at Boston Children’s Hospital. The team’s ...
Surgery
May 23, 2012 |
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In breakthrough study damaged mouse hearts regenerated by transforming scar tissue into beating heart muscle
Scientists at the Gladstone Institutes today are announcing a research breakthrough in mice that one day may help doctors restore hearts damaged by heart attacksby converting scar-forming cardiac cells into beating ...
Cardiology
Apr 18, 2012 |
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Largest study of on-pump and off-pump bypass proves both can be done safely
A large randomized trial comparing bypass surgery done with a heart-lung machine (on pump) and without it (off pump) found no differences in results between techniques overall but some clinically relevant differences, according ...
Cardiology
Mar 26, 2012 |
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Beating heart surgery may increase risk to patients
Coronary artery bypass surgery performed whilst the heart is still beating may carry an increased likelihood of death, according to a systematic review by Cochrane researchers. The researchers suggest beating heart surgery ...
Cardiology
Mar 14, 2012 |
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Mount Sinai first to use visually guided catheter ablation system to treat AFib patient
For the first time in a new U.S. clinical trial, researchers at Mount Sinai School of Medicine have used the HeartLight Endoscopic Ablation System (EAS) to correct abnormal electrical signals inside the heart of a patient ...
Cardiology
Feb 21, 2012 |
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Scientists make strides toward fixing infant hearts
Researchers at Rice University and Texas Children's Hospital have turned stem cells from amniotic fluid into cells that form blood vessels. Their success offers hope that such stem cells may be used to grow ...
Medical research
Feb 06, 2012 |
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