News tagged with mechanical heart


Massage therapy shown to improve stress response in preterm infants

It seems that even for the smallest of people, a gentle massage may be beneficial. Newborn intensive care units (NICUs) are stressful environments for preterm infants; mechanical ventilation, medical procedures, caregiving ...

Pediatrics created May 14, 2013 | popularity not rated yet | comments 0

Minimally-invasive failed biological aortic valve replacement successful in high risk patients

When a biologic aortic valve prosthesis fails, the patient often faces a high risk valve replacement through repeat open heart surgery. A new technique, known as Valve-in-Valve, uses minimally invasive techniques to introduce ...

Cardiology created May 06, 2013 | popularity not rated yet | comments 0

Low-dose anticoagulation therapy used with new design mechanical heart valve lowers bleeding risk

For more than 40 years, patients under 65 years of age requiring heart valve replacement have had to choose between a mechanical valve that offers life-long durability but requires aggressive warfarin anticoagulation or a ...

Cardiology created May 06, 2013 | popularity not rated yet | comments 0

Viral Vectors delivery new calcium pumps for ailing hearts

(Medical Xpress)—A fresh round of trials to evaluate gene therapy for the heart is set to begin in a couple of weeks. The British Heart Foundation will be sponsoring the study, which seeks to replace defective ...

Medical research created May 01, 2013 | popularity 4.2 / 5 (5) | comments 0 | with audio podcast report

Nephrologist follow-up improves mortality of severe acute kidney injury patients

Patients with acute kidney injury who see a nephrologist within 90 days of being discharged from a hospital have a 24 per cent lower risk of dying than those who do not see a kidney specialist, a new study has found.

Diseases, Conditions, Syndromes created Apr 30, 2013 | popularity 5 / 5 (1) | comments 0

Researchers identify edema inhibitor

Researchers of the Max Delbrück Center for Molecular Medicine (MDC) and the Leibniz Institute of Molecular Pharmacology (FMP) in Berlin-Buch, Germany, have now detected a substance that can prevent the accumulation of fluid ...

Medical research created Apr 05, 2013 | popularity not rated yet | comments 0

Study shows that blocking an inflammation pathway prevents cardiac fibrosis

(Medical Xpress)—New research from UC Davis published in the Proceedings of the National Academy of Sciences shows that blocking an enzyme that promotes inflammation can prevent the tissue damage following a heart attack ...

Medical research created Mar 22, 2013 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Changes in heart attack timing continue years after hurricane

The upheaval caused by Hurricane Katrina seems to have disrupted the usual timing of heart attacks, shifting peak frequency from weekday mornings to weekend nights, in a change in pattern that persisted a full five years ...

Cardiology created Mar 07, 2013 | popularity not rated yet | comments 0

A coordinated response to cardiac stress

Myocardial hypertrophy, a thickening of the heart muscle, is an adaptation that occurs with increased stress on the heart, such as high blood pressure. As the heart muscle expands, it also requires greater blood flow to maintain ...

Cardiology created Mar 01, 2013 | popularity not rated yet | comments 0

Gene therapy may activate stem cells in heart failure patients

(HealthDay)—Delivery of an SDF-1 encoding plasmid (JVS-100) acts a homing signal for stem cells and improves clinical status in patients with symptomatic heart failure due to ischemic cardiomyopathy (IsCM), ...

Cardiology created Feb 22, 2013 | popularity not rated yet | comments 0

Microbubbles improve myocardial remodelling after infarction

German scientists from the Bonn University Hospital successfully tested a method in mice allowing the morphological and functional sequelae of a myocardial infarction to be reduced. Tiny gas bubbles are made to oscillate ...

Medical research created Feb 21, 2013 | popularity not rated yet | comments 0

Discovery spurred by unique twist of fate

(Medical Xpress)—As people age, or as a result of poor nutrition, heart valves can become damaged by the accumulation of calcium deposits within the tissue. This calcification causes a thickening and hardening ...

Cardiology created Feb 21, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Genes provide clues to gender disparity in human hearts

Healthy men and women show little difference in their hearts, except for small electrocardiographic disparities. But new genetic differences found by Washington University in St. Louis researchers in hearts with disease could ...

Cardiology created Jan 24, 2013 | popularity not rated yet | comments 0 | with audio podcast

Enzyme CaM kinase II relaxes muscle cells: Researchers find overactive enzyme in failing hearts

A certain enzyme, the CaM kinase II, keeps the cardiac muscle flexible. By transferring phosphate groups to the giant protein titin, it relaxes the muscle cells. This is reported by researchers led by Prof. ...

Cardiology created Jan 17, 2013 | popularity 5 / 5 (1) | comments 0

Diabetic fruit flies support buzz about dietary sugar dangers

Regularly consuming sucrose—the type of sugar found in many sweetened beverages—increases a person's risk of heart disease. In a study published January 10 in the journal PLOS Genetics, researchers at San ...

Genetics created Jan 17, 2013 | popularity 4 / 5 (3) | comments 0 | with audio podcast