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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 created Nov 04, 2012 | popularity 5 / 5 (1) | comments 0

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 created Oct 28, 2012 | popularity 4 / 5 (1) | comments 0 | with audio podcast

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 created Oct 11, 2012 | popularity not rated yet | comments 0 | with audio podcast

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 created Sep 13, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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 created Sep 13, 2012 | popularity not rated yet | comments 0

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 created Jul 31, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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 created Jul 11, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

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 created Jun 04, 2012 | popularity not rated yet | comments 0 | with audio podcast

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 created May 28, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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 created May 23, 2012 | popularity not rated yet | comments 0

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 attacks—by converting scar-forming cardiac cells into beating ...

Cardiology created Apr 18, 2012 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

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 created Mar 26, 2012 | popularity not rated yet | comments 0

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 created Mar 14, 2012 | popularity not rated yet | comments 0

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 created Feb 21, 2012 | popularity not rated yet | comments 0

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 created Feb 06, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast