Cardiology

A beating biorobotic heart aims to better simulate valves

Combining a biological heart and a silicone robotic pump, researchers created a biorobotic heart that beats like a real one, focusing on a valve on the left side of the heart. The heart valve simulator, presented on January ...

Diseases, Conditions, Syndromes

How does the inability to burp affect daily life?

The inability to burp—called retrograde cricopharyngeus dysfunction (R-CPD)—is caused by failure of the throat's cricopharyngeal muscle to relax to allow the outward passage of gas. An interview-based study in Neurogastroenterology ...

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