Medical research

Battery-free pacemaker reduces equipment to size of a dime

Researchers have developed and tested for the first time in vivo a miniaturized, battery-free pacemaker that supports optical and electrical multisite stimulation. The new device is powered wirelessly, omitting the weight ...

Cardiology

Use of emergency CPR device rising despite lack of evidence

Despite significant cost and minimal evidence that mechanical resuscitation devices benefit patients in cardiac arrest more than resuscitation performed by people, the devices are being used more often than ever, says a new ...

Medical research

Why a blow to the chest can kill or save you

A blow to the chest can have highly contrasting effects. For instance, some baseball players have died after being hit in the chest by a baseball, while patients undergoing fatal cardiac tachyarrhythmias have been saved by ...

Diseases, Conditions, Syndromes

Child heart patients treated for rare surgical infection

At least a dozen children who had heart surgery at Children's Hospital New Orleans between late May and July have infected incisions, apparently from contaminated equipment.

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