Neuroscience

MRI's magnetic field affects focused ultrasound technology

MRI-guided focused ultrasound combined with microbubbles can open the blood-brain barrier (BBB) and allow therapeutic drugs to reach the diseased brain location under the guidance of MRI. It is a promising technique that ...

Cardiology

MRI shows blood flow differs in men and women

Healthy men and women have different blood flow characteristics in their hearts, according to a new study published in the journal Radiology: Cardiothoracic Imaging. Researchers said the results could be used to help create ...

Cardiology

Self-powered 'pacemaker for life' in pigs unveiled

Scientists on Tuesday unveiled a battery-free pacemaker that generates its energy from the heartbeats of pigs in what could pave the way for an "implant for life" in humans suffering from heart defects.

Other

Walking device helps people get back in step

Carl Simmons regularly used to run 5K races. Now the 76-year-old stroke survivor just wants to be able to keep up with his wife on a walk. Through help from Seattle-based Cadence Biomedical's walking device, Simmons is hopeful.