Medical research

Artificial blood vessels mimic rare accelerated aging disease

Biomedical engineers have grown miniature human blood vessels that exhibit many of the symptoms and drug reactions associated with Hutchinson-Gilford Progeria Syndrome—an extremely rare genetic disease that causes symptoms ...

Cardiology

Insights into the dynamic ultrastructure of the heart

What happens below the cellular level when the heart contracts and relaxes has long been unexplored. Thanks to new ultra-high-resolution electron microscopy techniques, scientists can now watch the heart beating at almost ...

Other

Spanish doctor says leg transplant patient elated

A young man who underwent the world's first double leg transplant might be able to walk with the aid of crutches in six or seven months if his rehabilitation goes well, the surgeon who oversaw the operation said Tuesday.

Cardiology

Heart failure patients have new hope

"Despite the increasing number of people affected, the prognosis for patients with heart failure has steadily improved," said Gregg C. Fonarow, M.D, chairman of American Heart Association Hospital Accreditation Science Committee ...

Cardiology

Artificial aorta can reduce patients' blood pressure

Engineers at EPFL's Center for Artificial Muscles have developed a silicone aorta that can reduce how hard patients' hearts have to pump. Their breakthrough could offer a promising alternative to heart transplants.

Cardiology

AI tool predicts reduced blood flow to the heart

Cedars-Sinai investigators and colleagues have developed an artificial intelligence (AI) tool that uses computed tomography (CT) scans to identify patients at risk of reduced blood flow to the heart. The tool is able to accurately ...

Cardiology

Pumped to assist the heart with an artificial aorta

Scientists from EPFL and University of Bern have successfully implanted—in vivo—their first artificial tubular muscle that augments the aorta and assists cardiac function in pumping blood. Based on these results, the ...

Biomedical technology

New throat patch can turn muscle movements into speech

A new adhesive patch could one day help people with voice disorders speak again by using artificial intelligence to read the movements of their throat muscles and turn them into speech, researchers said Tuesday.

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